S.Y.B.Sc. 2013 Pattern Old question Paper

Total No. of Questions : 4] SEAT No. :
[4717] - 5001
S.Y. B.Sc. (Semester - I)
MATHEMATICS
MT - 211 : Multivariable Calculus - I
(2013 Pattern) (Paper - I)
)Time : 2 Hours] [Max. Marks : 40
Instructions to the candidates:
1) All questions are compulsory.
2) Figures to the right indicate full marks.
P177
Q1) Attempt any FIVE of the following: [10]
a) Describe the domain and sketch it for the function ( ) 2
,f x y y x= − .
b) If
( ), cos ,x
f x y x y ye= +
find
2
f
x y
∂
∂ ∂
.
c) State the Increment theorem for functions of two variables.
d) Find the equation of normal line at the point
( )3,5, 4−
on the surface
2 2 2
18x y z+ − =
.
e) Find the critical points of the function
( ) ( ) ( )2 2 2 2
, 2 2f x y x x y y= − + −
.
f) Find the area of region R bounded by
y x=
and
2
y x=
in the first
quadrant.
g) Evaluate
1 3 1
0 2 1x y z
dz dy dx
= = =−
∫ ∫ ∫
.
Q2) Attempt any Two of the following: [10]
a) Evaluate ( ) ( )
3 2
2 2, 0,0
lim ,
x y
x xy
x y→
−
+
if it exists.
b) Find the derivative of ( ), ,f x y z xy yz zx= + + at
( )0 1, 1,2P −
in the
direction of
3 6 2u i j κ= + −
.
[Total No. of Pages : 2
P.T.O.

c) If ( ),w f x y= is differentiable function of x and y and
( ) ( ),x x t y y t= =
are differentiable functions of t, then prove that the composite function
( ) ( ),w f x t y t= ⎡ ⎤⎣ ⎦
isdifferentiablefunctionoftand
dw f dx f dy
dt x dt y dt
∂ ∂
= +
∂ ∂
.
Q3) Attempt any Two of the following: [10]
a) Find the maximum and minimum values of the function ( ), 3 4f x y x y= +
on the circle
2 2
1x y+ =
.
b) Usethelimitdefinitionofpartialderivatives,computethepartialderivatives
f
x
∂
∂
and
f
y
∂
∂
of the function
( ) 2
, 4 2 3f x y x y xy= + − −
at the point
( )2,1− .
c) Find the volume of the region bounded above by the elliptical paraboloid
2 2
10 3z x y= + +
and below the rectangle :0 1,0 y 2R x≤ ≤ ≤ ≤ .
Q4) Attempt any ONE of the following: [10]
a) State and prove Taylor’s Formula for functions of two variables.
b) i) Evaluate
( )
2
11
2 2
0 0
,
y
x y dx dy
−
+∫ ∫
by using polar co-ordinates.
ii) Evaluate
2 2
2 2
3 82
0 0 3
y x y
x y
y dz dx dy
− −
+
∫ ∫ ∫
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[4717]-5001 -2-
O

Q1) Attempt any Five of the following: [10]
a) Write the inverse of ‘If I run fast then I can win the race.’
b) Write the dual of ( ) .p p q p q∧ ∨ ≡ ∧
c) Write the negation of ( ) ( )( ),x P x Q x∀ ∧ .
d) Determine the truth value of ( ), ,x y x y∀ ∀ + even; where x,y are integers.
e) How many 4 digit numbers with possible repetition can be formed with
no digit less than 4.
f) Show that ( ) ( ), , !P n r C n r r= × with usual notation.
g) Write the counting rules of addition and multiplication for n pairwise
disjoint sets.
Q2) Attempt any two of the following: [10]
a) Prove that ( ) ( ),p q p q q p↔ ≡ → ∧ → using truth table.
b) By preparing truth table test the validity of the following argument:
Sudhir is either clever or lucky. Sudhir is not lucky. If Sudhir is lucky
then he will win the lottery. Therefore, Sudhir is clever
c) Use the method of contrapositive to show that if n is integer and 3
5n +
is odd then n is even.
P.T.O.
[4717] - 5002
S.Y.B.Sc. (Semester - I)
MATHEMATICS
MT - 212 (A) : Discrete Mathematics
(2013 Pattern) (Paper - II (A))
2) Figures to the right indicate full Marks.
3) Use of calculator is not allowed.
P178 [Total No. of Pages : 4

a) In how many ways, the letters L,M,N,a,b,c,d can be arranged in a row
so that the capitals occupy leftmost positions?
b) From a group of 4 men and 6 women the committees of different sizes
are to be formed. How many different committees will be formed if each
committee contains at least two men and at least twice as many women
as men?
c) Prove that the product of K successive integers is divisible by K !
Q4) Attempt any one of the following: [10]
a) i) Show that the following set of premises are inconsistent
( ) ( ), .A B C D B C A D→ → → ∧ ∴ ∧
ii) Out of 100 cups of coffee 54 are too hot, 32 are too cold, 28 are
too bitter, 17 are too hot and too bitter, 9 are too cold and too
bitter. Find how many cups are just right.
b) i) Four digit numbers are formed by using the digits 1,2,3,4,5 with
possible repetitions. Find how many of them are divisible by 4?
ii) Find the number of positive integers less than 30, which are relatively
prime with 30.
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[4717]-5002 -2-
O

Total No. of Questions : 4]
P178
[4717] - 5002
MATHEMATICS
MT - 212 (B) : Laplace Transforms and Fourier Series
(2013 Pattern) (Paper - II(B))
Q1) Attempt any Five of the following: [10]
a) Find { }3 2
2 3cosh 4 .L t t t− +
b) Solve ( ) ( ) ( )2
1 1, 0 0 0;D y y y′+ = = = Where .
d
D
dx
≡
c) Evaluate
3
0
.de
x
x x
∞
−
∫
d) Using transform of derivatives, obtain {} 2
1
, 0.L t s
s
= >
e) Assuming that 1n n n+ = holds for all n, prove that
3 4
2 3
π
−
= .
f) Find
1
2
5
2 6
L
S
− ⎧ ⎫
⎨ ⎬
+⎩ ⎭
.
g) If ( ) | |,f x x xπ π= − < < then find a0
in fourier series expansion of f(x).
a) If ( ){ } ( )L F t sφ= and a is any real constant then prove that
( ){ } 1 s
L F at
a a
φ
⎛ ⎞
= ⎜ ⎟
⎝ ⎠
.
-3-

b) Evaluate
2
0
cos .t
te t dt
∞
−
∫
c) Find
( )
1
3
1
2
L
s s
−
⎧ ⎫⎪ ⎪
⎨ ⎬
−⎪ ⎪⎩ ⎭
.
a) If ( ){ } ( )1
L f s F t−
= then show that
( ){ } ( )1 ,
.
0,
as F t a t a
L e f s
t a
− − − >⎧
= ⎨
<⎩
b) Using the definition, find ( ){ }L f t if ( )
5, 0 3
0, 3
t
f t
t
< <⎧
= ⎨
>⎩
.
c) Solve the differential equation 2 5 10cos ,y y y t′′ ′+ + = given that
( ) ( )0 0, 0 3y y′= = using Laplace transform.
Q4) Attempt any one of the following. [10]
a) i) Use convolution theorem to evaluate
( )
1
22
1
1
L
s s
−
⎧ ⎫⎪ ⎪
⎨ ⎬
+⎪ ⎪⎩ ⎭
.
ii) Find
( )( )
1
52
1 4
1 4
L
ss s
−
⎧ ⎫⎪ ⎪
+⎨ ⎬
− +⎪ ⎪⎩ ⎭
.
b) Find the fourier series expansion of ( )
0, 0
, 0
4
x
f x x
x
π
π
π
− < <⎧
⎪
= ⎨
< <⎪⎩
which
converges to
2
8
π
at the point x π=
Hence prove that
2
2 2 2
1 1 1
......
8 1 3 5
π
= + + + .
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[4717]-5002 -4-

[4717] - 5003
PHYSICS
PH - 211 : Mathematical Methods in Physics
3) Use of calculator is allowed.
P179
Q1) Attempt all of the following:
a) Using hyperbolic function show that sin h ( )i LVLQ= [1]
b) Determine the value of 3 5
.i i i+ + [1]
c) State DeMoivre’s theorem [1]
d) Represent the number 2 3Z i= − using argand diagram [1]
e) Showthat ( ) ( )2 2
2 2df y y xy dx x x xy dy= − + + − + isanexactdifferential.[1]
f) Prove that vector 4 2 2 2 2 2 ˆˆ ˆ3 4 3A y z i x z j x y k= + − is solenoidal [1]
g) Decide degree and order of
3 2
2
dy d y
x
dx dx
⎛ ⎞
+ =⎜ ⎟
⎝ ⎠
[1]
h) Explain the following terms: [1]
i) Linearity and
ii) Homogencity
i) Determine the value of p so that ˆˆ ˆ3A i pj k= + + and ˆˆ ˆ4 2 2B i j k= − −
are perpendicular. [1]
j) State the condition for coplanarity of 3 vectors [1]
P.T.O.

Q2) Attempt two of the following: [5]
a) Calculate the value of the product
3 3
sin
7 7
cos i
π π⎛ ⎞
+⎜ ⎟
⎝ ⎠
2
2 2
sin
7 7
cos i
π π⎛ ⎞
+⎜ ⎟
⎝ ⎠
.
b) Poiseuilli’s formula for the flow of viscous liquid through a capillary tube
is given by
4
8
pr
V
l
π
η
= , where symbols have their usual meaning. If the error
in the measurement of p,r, l are 1% , 1.5% and 2% respectively, Find
maximum possible relative and percentage error in the measurement. [5]
c) Show that 0φ∇×∇ = [5]
Q3) Attempt two of the following:
a) Usingtotaldifferentiationfindapproximatevalueof ( ) ( )
2 2
2.99 3.99+ [5]
b) If ( ) 2 2 2
, ,z ,x y x y y z z xφ = + + determine φ∇ at the point ( )1,3, 2− . [5]
c) Show that the point x = ∞ is an irregular singular point of differential
equation 2
0y w y′′ + = . [5]
Q4) A) Attempt (a) or (b) of the following:
a) i) Obtain quadratic equation in Z if the roots are ( )2 3i+ and
( )2 3i− . [4]
ii) If 2 2 ˆˆ ˆ3 2V xyzi xy zj xyz k= + − . Find the value of div V at the
point ( )1,1,2 . [4]
[4717]-5003 -2-
O

OR
b) i) Find the slope of the tangent to the curve 3 2 3
3 0x xy y+ − = at
2x = and 3y = − . [4]
ii) Find the volume of a parallelopiped whose 3 edges are
described by vectors ˆ ˆ ˆ2 ,4i j j+ and ˆˆ 3j k+ [4]
B) Attempt any one of the following:
a) Find sum and difference of the complex number ( )3 2i+ and
( )2 5i− . [2]
b) Show that ( ) ( ) ( )
22 2
. .A B A B A B A B× × = − [2]
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[4717]-5003 -3-

Q1) Attempt all of the following:
a) State Thevenin’s theorem. [1]
b) Define d.c. load line. [1]
c) State Maximum Power transfer theorem. [1]
d) For transistor if 0.9α = find value of β . [1]
e) Define open loop gain of an op. amp. [1]
f) What is mean by transistor biasing? [1]
g) Draw symbol of op. amp [1]
h) Define electronic filter [1]
i) Draw symbol and truth table of NAND gate [1]
j) Convert (21)10
into equivalent binary number [1]
Q2) Attempt any Two of the following:
a) Describe working of a transistor as an amplifier. [5]
b) Explain with circuit diagram op-amp as an adder. [5]
c) Describe the action of capacitor filter circuit. [5]
P.T.O.
[4717] - 5004
PHYSICS
PH - 212 (a) : Electronics
(2013 Pattern) (Paper - II)
3) Draw neat diagram wherever necessary.
4) Use of log tables and calculators is allowed

a) Using Norton’s theorem calculate the current flowing through 5Ω resistor
of the following circuit. [5]
b) A UJT is connected across a 20 volts dc supply. The valley and peak
point voltage are 1V and 15V. The period of UJT relaxation oscillator is
20ms. Find the value of charging capacitor. If the charging resistor of
100KΩ is used (VD
=0.8V) [5]
c) Simplify and Draw logic circuit (i) (A+B)+C (ii)AB+A+AB. [5]
Q4) a) Attempt any one.
i) 1) Explain input and output characteristics of common-emitter
configuration of a transistor [4]
2) State different types of feed back circuit. Explain voltage series
feedback circuit. [4]
ii) 1) Findtheoutputvoltageforfollowingnoninvertingamplifier. [4]
2) What is logic gate? Explain AND, OR NOT gate with symbol
and truth table. [4]
b) Attempt any one of the following.
i) Define CMRR and slewrate for an op-amp. [2]
ii) If VNL
= 260V and VFL
=220V find percentage load regulation. [2]
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[4717]-5004 -2-

P180
[4717] - 5004
PHYSICS
PH - 212 (b) : Instrumentation
3) Draw neat diagram wherever necessary.
4) Use of log tables and calculators is allowed
Q1) AttemptALL of the following: (one mark each) [10]
a) Draw circuit symbol of Op-amp.
b) What do you mean by transducer?
c) Define pressure. Give its SI unit.
d) Definelinearity.
e) What do you mean by cantilever beam?
f) Define diaphragm.
g) What is repeatability?
h) What are types of graphic recorder?
i) Calculate the gain of an inverting amplifier. The value of input resistance
is 10KΩ and that of feedback resistor is 100KΩ.
j) Define open loop gain of op-amp.
a) Explain dynamic characteristics of an instrument using first order system.
Write a note on resistive transducer as a first order system. [5]
b) What do you mean by variable inductance type transducer? Explain how
displacement is measured with change in number of turns in inductive
transducer. [5]
c) Explain with circuit diagram op-amp as a substractor. [5]
-3-

a) A non-inverting amplifier has input resistance of 5.5KΩ and feedback
resistance of 55KΩ, If the input voltage is 0.6 Volt. What is the output
of op-amp? [5]
b) For certain thermistor β = 3000K and resistance at 27ºC is 1000Ω.
When the thermistor used for temperature measurement, the resistance
measured is 2400Ω, find the temperature measured. [5]
c) When a pressure is applied for a membrane type of diaphragm of radius
5cm and thickness 0.15 cm shows maximum deflection at centre 0.05 cm.
Find pressure acting on it. (Given Young’s modulus = 12×1011
N/m2
. [5]
Q4) a) Attempt (i) or (ii) of the following.
i) 1) What is thermistor? What is NTC and PTC? State their
applications [4]
2) Explain the concept of virtual ground in op-amp. [4]
ii) 1) Draw circuit diagram of active low pass filter and explain in
brief [4]
2) Describe X-Y chart recorder. [4]
b) Attempt any one of the following.
i) A manufacturer calibrates a temperature gauge of 100ºC range
with ± 0.5ºC . If it is used for temp. measurement of 50ºC, what
will be the probable minimum and maximum value of temperature
show by gauge? [2]
ii) What is signal conditioning? [2]
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[4717]-5004 -4-

[4717] - 5005
CHEMISTRY
CH - 211 : Physical andAnalytical Chemistry
2) Neat diagrams must be drawn wherever necessary.
3) Figures to the right side indicates full marks.
4) Use of calculator is allowed.
5) Answer to both sections should be written in separate answer books.
P181
SECTION - I
Q1) Answer the following: [5]
a) Define molecularity of reaction.
b) Write the rate law equation for the reaction A+B+2C⎯⎯→ product.
c) What is mean by Chemiluminescence?
d) Define quantum yield.
e) State Nernst Distribution Law.
Q2) a) Answer any two of the following: [6]
i) Derive the expression for velocity constant of second order reaction
with equal initial concentrations.
ii) What is half life period? Show that for first order reaction half life
period is inversely proportional to velocity constant.
iii) What is photo catalysis? Explain with suitable example.
P.T.O.

b) Answer any two of the following: [4]
i) What is the rate of reaction? State various methods used for
measurements of rate of reaction.
ii) Distinguish between thermal and photo chemical reactions.
iii) Write short note on Fluorescence.
Q3) Solve any two of the following: [5]
a) Show that in the case of all unimolecular reaction, the time required for
99.9% completion is 10 times that required for half the reaction to take
place.
b) A certain system absorbs 3×108
quanta of light per second on irradiation
for 400 sec, 0.001 moles of the reactant was found to have reacted.
Calculate quantum yield.
(Given: N = 6.023×1023
molecules)
c) Calculate the amount of solute extracted from 500 ml of an aqueous
solution containing 10 gm of solute on extracting with 100 ml of ether in
three lots. (Given partition coefficient of solute in water to ether is ‘2’).
SECTION - II
a) How are samples of solid obtained?
b) Define the term average deviation and standard deviation.
c) Why concentrated HCl can not be used in place of dil. HCl as a group
reagent for group - I ?
d) What is functional group?
e) Which is a group reagent for group -V.
[4717]-5005 -2-
O

Q5) a) Answer any two of the following: [6]
i) How is acid detected? Give two characteristic test for carboxylic
group.
ii) What are interfering anions? Discuss removal of phosphate ion using
Ferric chloride method.
iii) Describe the Carius method for estimation of halogens in an organic
compound.
i) Explain stages involved in a chemical analysis.
ii) What is common ion effect? Discuss any one application of it in
inorganic qualitative analysis.
iii) Explain the reliability of results.
Q6) Solve any two of the following: [5]
a) Considering following sets of data for certain measurements. Calculate
absolute and relative errors.
Set - A Set - B
True value Observed value True value Observed value
314.4 314.7 37.504 37.55
b) AnorganiccompoundhasempericalformulaCH2
O.Themolecularweight
of the compound is found to be 180. What is the molecular formula of
the compound.
c) The solubility of MnCO3
is 6
4.2 10−
× mole 3
dm−
. What is solubility
product.
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[4717]-5005 -3-

[4717] - 5006
CHEMISTRY
CH - 212 : Organic and Inorganic Chemistry
Time : 2 Hours] [Max. Marks : 40
1) Answer of the two sections should be written on separate answer books.
3) Figures to the right side indicate full marks.
4) Neat diagram must be drawn wherever necessary.
P182
SECTION - I
(Organic Chemistry)
Q1) Attempt the following: [5]
a) Define the term optical activity.
b) Benzaldehyde does not undergo Aldol Condensation. Explain.
c) Define a symmetric carbon atom.
d) Draw the Geometrical isomer cis and trans 1,3-dimethyl cyclohectane.
e) Explain Saytzeff rule with suitable example.
Q2) A) Attempt any two of the following: [6]
i) Define threo isomer. Assign ‘R’ and ‘S’ configuration of the
following.
ii) Discuss the mechanism of addition of HCl to propene.
iii) Draw the Newman Projection for both conformers of methyl
cyclohectane . Explain e - methyl cyclohectane is more stable than
a - methyl cyclohectane.
P.T.O.
H
H
CHO
OH
OH
CH2
OH

B) Assign (A) and (B) of the following reactions. [4]
i) 2 2H O AlcoholicKOH
3 2 Perotide
CH CH=CH +HBr A B− ⎯⎯⎯→ ⎯⎯⎯⎯⎯→
ii) U.V.light NaOH
4 2CH + Cl A B⎯⎯⎯⎯→ ⎯⎯⎯→
iii) NaOH HCl
3 2 3CH CH CH CH A B− − − ⎯⎯⎯→ ⎯⎯→
a) What is 2
SN reaction? Discuss the mechanism of 2
SN reaction with
suitable example.
b) What is angle strain ? Explain its effect on stability of cycloalkane.
c) Discuss the mechanism of Hafmann rearrangement with suitable example.
SECTION - II
(Inorganic Chemistry)
Q4) Answer in one sentence: [5]
a) What is reduction of ore?
b) Name any two important ores of aluminium.
c) What is composition of steel?
d) What is pig iron?
e) What is metal cladding?
Q5) a) Attempt any two of the following: [6]
i) Explain the electrochemical theory of corrosion.
ii) Distinguish between ore and mineral.
iii) Give advantages of L.D. process.
[4717]-5006 -2-
O
+ N(CH3
)3
Major Major

i) Give the applications of aluminium.
ii) Explain manufacture of wrought iron by puddling process.
iii) Discuss the term calcination.
Q6) Answer any two of the following: [5]
a) Write a note on electrochemical passivity.
b) Explain manufacture of steel by acidic Bessemer’s process.
c) How bauxite is purified by Baeyer’s process.
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[4717]-5006 -3-

[4717] - 5007
BOTANY- I
BO - 211 : Taxonomy ofAngiosperms and Plant Community
2) Neat labelled diagrams must be drawn wherever necessary.
P183
a) Define plant taxonomy.
b) Give an example of phylogenetic system of classification.
c) What is monograph?
d) Enlist two examples of source of data from morphology.
e) What is classification?
f) Give botanical names of any two plants from family solanaceae.
g) Write two advantages of e-herbarium.
h) Define plant ecology.
i) What are xerophytes?
j) What is food web?
a) Write merits of Engler and Prantl’s system of classification.
b) Give an account of flora.
c) Describe internal adaptations in halophytes.
P.T.O.

Q3) Write notes on any two of the following: [10]
a) Embryology as data source for systematics.
b) Digitalherbarium.
c) Pyramid of energy.
Q4) Give distinguishing characters, floral formular and floral diagram of family
Myrtaceae and Euphorbiaceae. [10]
OR
What is ICBN? Enlist the principles of ICBN. Add a note on principle of
priority.
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[4717]-5007 -2-
O

[4717] - 5008
BOTANY- II
BO - 212 : Plant Physiology
3) Draw neat labelled diagrams wherever necessary.
P184
a) Give any one application of plant physiology.
b) What is diffusion?
c) What is capillary water?
d) Define ascent of sap.
e) What is water potential?
f) Enlist any two plant growth regulators.
g) What is reductive amination?
h) Define seed dormancy.
i) What is photoperiodism?
j) Give the contribution of Malvin Calvin in plant physiology.
a) Describe physico-chemical properties of water.
b) Describe various methods to break seed dormancy.
c) Give practical applications of auxins.
P.T.O.

Q3) Write notes on any two of the following: [10]
a) Imbibition.
b) Applications of photoperiodism.
c) Factors affecting ascent of sap.
Q4) Define transpiration. Explain the Steward’s hypothesis for mechanism of
opening and closing of stomata. [10]
OR
What is nitrogen fixation? Describe non-symbiotic nitrogen fixation.
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[4717]-5008 -2-
O

[4717] - 5009
ZOOLOGY-I
ZY- 211 :Animal Systematics and Diversity - III
(2013 Pattern) (Revised) (Paper - I)
P185
a) Give two examples of class Arachnida.
b) Write two examples of class Cephalopoda.
c) Write two distinguishing characters of Ophiuroidea.
d) What is Megalopa larva?
e) Give two examples of protective mimicry in insects.
f) What is sinistral shell?
g) What is globiferous pedicellaria?
h) What is ambulacral groove?
i) What is pyloric caecum?
j) What is bivium?
Q2) Write short notes on (Any Two): [10]
a) Incomplete metamorphosis in Insecta.
b) Doliolaria larva of Echinodermata.
c) Autotomy and Regeneration in Starfish.
P.T.O.

Q3) Attempt the following (Any Two): [10]
a) Write distinguishing characters of class Crustacea.
b) Sketch and label-piercing and sucking mouth parts of insects.
c) Describe food and feeding mechanism in Starfish.
Q4) Describe in detail water vascular system of Starfish. [10]
OR
Give general characters of phylum Mollusca and distinguishing characters of
class Gastropoda.
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[4717]-5009 -2-
O

[4717] - 5010
ZOOLOGY-II
ZY- 212 :Applied Zoology - I
(Fisheries andAgricultural Pests andTheirControl)
(2013 Pattern) (Revised) (Paper - II)
3) Figures to the right side indicate full Marks.
P186
a) What is freshwater fishery?
b) Write the biological name of pearl oyster.
c) Mention any two stored grain pests.
d) Define Fishing Craft.
e) What is mechanical pest control?
f) Mention any two uses of fish flour.
g) Write the biological name of Brinjal fruit borer.
h) Give the name of equipments used for Lobster harvesting.
i) Write any two damages caused by pulse beetles.
j) Write the full form of IPM.
Q2) Write short notes on (Any Two): [10]
a) Chilling and canning techniques in fish preservation.
b) Gill net.
c) Snails and rats as non-insect pests.
P.T.O.

Q3) Attempt the following (Any Two): [10]
a) Describe in brief Knapsack sprayer as a plant protection appliance.
b) Give a brief account of biological pest control method with the help of
suitable examples.
c) Describe the harvesting methods of mackerel.
Q4) Describe marks of identification, nature of damage and control measures of
Jowar stem borer and Red cotton bug. [10]
OR
Describe the habit, habitat and culture methods of Labeo rohita and
Macrobrachium rosenbergii.
////
[4717]-5010 -2-
O

[4717] - 5011
GEOLOGY
GL: 211 : Mineralogy
P187
Q1) Answer the following questions in 2/3 lines : [10]
a) Name 2 types of feldspars.
b) Define isotropism
c) What is Sorosilicate structure ?
d) Define twin axis.
e) Define twinning in crystals.
f) Define etch figures.
g) What is holohedral form ?
h) Give the deep red coloured variety of garnet.
i) What is the lustre and specific gravity of diamond.
j) Define ordinary ray of light.
Q2) Write notes on (any 2) [10]
a) Optical properties of olivine.
b) Various types of internal imperfections in crystals.
c) Extinction position in minerals.
P.T.O.

Q3) Answer the following (any 2) [10]
a) Crystalline & non crystalline minerals.
b) Silicate structure & chemical composition of pyroxene mineral group.
c) Twinning in orthorombic system.
Q4) Give the crystallographic axis, elements of symmetry & form present with
indices of cubic system, type pyrite & tetrahedrite. [10]
OR
Describe the structure, mineral composition, physical & optical property &
paragenesis of mica group of minerals.
]]]
[4717]-5011 -2-
O

[4717] - 5012
GEOLOGY
GL : 212 : Structural Geology
P188
Q1) Answer the following questions : [10]
a) What is an inlier ?
b) DefineAnticline.
c) Define Rake of a linear feature.
d) Define strike and dip of a bed.
e) What is dip Joint ?
f) DefineAngular unconformity.
g) Define foot wall of a fault.
h) Define plastic deformation.
i) Draw a labelled diagram of cross-bedding.
j) Define Chevron fold.
Q2) Write note on (any two) [10]
a) Draw a diagram of clinometer compass and give its applications.
b) Geometric classification of Joints.
c) En - echelon and parallel faults.
P.T.O.

Q3) Explain the following (any two) [10]
a) Columnar and sheeting Joints.
b) Genetic classification of faults.
c) Recumbent and overturned folds.
Q4) Define Fold. Explain with suitable example, recognisation of folds by plotting
attitude of beds on map. [10]
OR
What is unconformity ? Give structural classification of unconformity.
]]]
[4717]-5012 -2-
O

[4717] - 5013
STATISTICS
ST - 211 : Discrete Probability Distributions,
Time Series and R software.
3) Use of calculator and statistical table is allowed.
4) Symbols and abbreviations have their usual meaning.
P189
Q1) Attempt each of the following :
a) Choose the correct alternative in each of the following : [1 each]
i) If (X1
, X2
, X3
) ~ MD (n, p1
, p2
, p3
) then R1.23
is equal to
a) + 1 b) – 1
c) 0 d) 0.5
ii) Which of the following components in time series cannot be
estimated ?
a) Trend b) Seasonal variation
c) Cyclicalvariation d) Irregularvariation
iii) If X ~ NB
1
,p
3
k
⎛ ⎞
=⎜ ⎟
⎝ ⎠
and E (X) = 10 then k = ?
a) 3 b) 4
c) 5 d) 20
b) State whether each of the following statements is true or false. [1 each]
i) Method of moving averages is not suitable for estimating trend in
future.
ii) If X ~ NB (k1
, p1
), Y ~ NB (k2
, p2
) and X and Y are independent,
then X + Y ~ ( )1 2 1 2
,NB k k p p+ + .
iii) The output of > x = seq (5, 9, 2) is 5, 7, 9.
P.T.O.

c) Give one real life situation where truncated binomial distribution can be
used. [1]
d) WritethenormalequationstofitthetrendY=a+btintimeseriesanalysis.[1]
e) Write the probability mass function of MD (n, p1
, p2
,..., pk
) [1]
f) Give the command for creating a vector of number 2 repeated 4 times. [1]
Q2) Attempt any two of the following : [5 each]
a) What is a time series ? Explain seasonal variations and cyclical variations
(With illustrations) in time series analysis.
b) Let X1
, X2
, ...., Xk
be independent poisson random variables with
parameters 1 2
, ,...., k
λ λ λ respectively. Show that the conditional probability
distribution of (X1
, X2
, ...., Xk
) given that
1
k
i=
∑ Xi
= n(n > 0, integer) is
multinomial.
c) On an average there are 4 telephone calls in an interval of 15 minutes at a
telephone booth, with at least one call in any interval. Find the probability
that
i) there are exactly 5 calls and
ii) there are atleast 3 calls in any randomly selected interval of 15
minutes.
a) State the moment generating function (m.g.f.) of multinomial distribution
for the random vector ( )1 2
, ,...., k
X X X X= . Hence find cov(Xi
,Xj
), .i j≠
b) Explain the meaning of exploratory data analysis in time series analysis.
Explain how to use time series plots to check the trend and seasonality.
c) In a locality, there are 30% literate people. If Persons are interviewed one
by one, find the probability that 3 or less persons will be interviewed to
get two literate persons.
[4717]-5013 -2-

Q4) Attempt any one of the following :
a) i) Explain the method of exponential smoothing for estimation of trend
in time series analysis. [4]
ii) Give the output of the following : [4]
1) > x = 2 : 4
> n = length (x)
2) > x = c (0, 5)
> z = rep (x, 2)
3) > x = c (2, 4, 8, 7, 5)
> x [2 : 4]
4) > y = c (5, 3, 9, –1)
> sy = sort (y)
iii) Statewhichprobabilitydistributionissuitableineachofthefollowing
situations : [2]
1) A person is rolling two fair dice and matching of scores on
two dice is a success. Person will roll the dice until he gets
three successes.
2) A family is selected at random from families of size 5 each
having at least one graduate. Probability that a person in any
family is graduate is 0.3. It is required to find average number
of graduates in such a family.
b) i) Let ( ) ( )1 2 3 1 2 3
, , , , , .X X X MD n p p p Find the partial correlation
coefficient r12.3
[4]
ii) Fit a trend line to the following data on sales in different years.Also
estimate sales for the year 2014. [6]
Year 2009 2010 2011 2012 2013
Sales (in lakhs of Rs.) 20 22 23 20 18
]]]
[4717]-5013 -3-

[4717] - 5014
STATISTICS
ST - 212 : Continuous Probability Distributions
3) Use of calculator and statistical tables is allowed.
4) Symbols and abbreviations have their usual meanings.
P190
Q1) Attempt each of the following :
a) Choose correct alternative in each of the following : [1 each]
i) The moment generating function (m.g.f.) of a continuous random
variable (r.v.) X is Mx
(t) =
2
t
e then M5x + 3
(t) is
a)
2
3 5t t
e + b)
2
3 25t t
e +
c)
2
5
3
2
t
t
e
+ d)
2
25
3
2
t
t
e
+
ii) The points of inflexion of ( )2
N ,μ σ probability curve are
a) 2 , 2μ σ μ σ− + b) 0.67 , 0.67μ σ μ σ− +
c) 2
,μ σ d) ,μ σ μ σ− +
iii) If a r. v. X follows gamma distribution with 2α = and 3λ = then
1
X
2
follows
a)
3
G 2,
2
⎛ ⎞
⎜ ⎟
⎝ ⎠
b) ( )G 1,3
c) ( )G 4,3 d)
3
G 1,
2
⎛ ⎞
⎜ ⎟
⎝ ⎠
P.T.O.

b) State whether each of the following statements is true or false. [1 each]
i) If(X,Y)isbivariater.v.withE(X)=M1
andE(X2
)=M2
thenE[(X–M1
)
(Y–M2
)] is same as cov (X, Y).
ii) Gamma distribution is symmetric.
iii) If X N(0,1) then ( )2
Y ; 1 σ μ σ= +
c) Define distribution function of bivariate continuous r.v. (X,Y). [1]
d) If mean and variance of v[a,b] r.v. are 5 and 3 respectively, find the
values of a and b. [1]
e) Ar.v.X hasanexponentialdistributionwithmean1/6.FindP[X5|X3].[1]
f) State the Box-Muller transformation for model sampling from normal
distribution. [1]
Q2) Attempt any two of the following. [5 each]
a) Suppose (X, Y) is a bivariate r.v. with probability distribution
( ) ( )
, , 0, 0
0 , otherwise.
f x y e x y=
=
x+y-
Find the probability distribution of
X
X+Y
b) If X exp ( )α then
State and prove lack of memory property of X and interprete it.
c) If X G ( ),α λ find m.g.f of X. Hence find mean and variance of X.
a) If a probability distribution of r.v. X is
( ) 23
, 1 1
2
0 , otherwise
f x x x= − ≤ ≤
=
find the probability distribution of :
i) Y = X2
ii) Y = | X |.
[4717]-5014 -2-

b) Let ( )2
X N , .μ σ Find mean deviation about mean of X.
c) Let (X, Y) be a continuous r.v. with joint probability distribution
( ) 2 24
, , 1, 0, 0
0 , otherwise.
f x y x y x y= + ≤
Π
=
Find: i) Marginal probability distribution of X.
ii) Conditional mean of Y given X = x.
Q4) Attempt any one of the following :
a) i) A r.v. X has probability distribution
( )
2
, 0
0 , otherwise.
x
f x k xe x−
= ≥
=
Find: a) K b) Variance of X. [5]
ii) A normal r.v. X has probability distribution
( )
( )21
8 16
8
1
. ,
2 2
0 , otherwise.
x x
f x e x
− − +
= − ∞ ∞
Π
=
1) Identify the parameters of the distribution.
2) Find P (– 2 X 6) and P (|X + 3| 1 ) [5]
b) i) State and prove central Limit theorem for i.i.d ramdom variables. [7]
ii) If [ ]X U ,a b then find the distribution of
X
Y .
a
b a
−
=
−
[3]
]]]
[4717]-5014 -3-

[4717] - 5015
GEOGRAPHY
Gg : 211 : Geography of Resources - I
3) Draw neat diagrams and sketches wherever necessary.
4) Use of map stencils is allowed.
P191
Q1) Answer the following questions in two to three sentences each (Any Ten) :[10]
a) Define the term resource.
b) What are the uses of land resources ?
c) Name the renewable energy resources.
d) Give two examples of biotic non-renewable resources.
e) Give any four uses of forest resources.
f) Name any two effects of deforestation.
g) Which are the various sources of water resources ?
h) Name two methods of water conservation.
i) State four uses of land resources.
j) Name any two methods of conservation of land resources.
k) Which are the components of human resources.
l) Name the methods of surface irrigation.
m) Name any two crops which require more water resources.
Q2) Write short notes on the following (any two) : [10]
a) Environmental significance of forests.
b) Sources of water resources.
c) Land degradation due to agriculture.
d) Natural components of resources.
P.T.O.

Q3) Answer the following questions in 100 words each (any two) : [10]
a) Explain the methods of forests conservation.
b) Give the importance of study of resources.
c) Explain the uses of water in different sectors.
d) Give the importance of biotic renewable resources.
Q4) Answer the following questions in 200 words (Any one) : [10]
a) Explain the causes and effects of land degradation.
b) Describe the abiotic non-renewable resources.
]]]
[4717]-5015 -2-
O

[4717] - 5016
GEOGRAPHY
Gg - 212 : Watershed Management
2) Figures to the Right indicate full Marks.
3) Draw neat diagrams and sketches wherever necessary.
4) Use of map stencils is allowed.
P192
Q1) Answer the following questions in two to three sentences each (Any Ten) :[10]
a) Define watershed management.
b) Write any two objectives of watershed management.
c) What do you mean by the stream order ?
d) What is meant by basin shape ?
e) What do you mean by bifurcation ratio ?
f) What is meant by water budget ?
g) What do you mean by interception ?
h) What do you mean by infiltration ?
i) Define evaporation.
j) Write any two hydrological characteristics of soil.
k) Write any two types of water erosion.
l) Give the equation of universal soil loss.
m) Write any two criteria for land capability classification.
Q2) Write short notes on the following (Any two) : [10]
a) Principles of watershed management.
b) Delineation.
c) Evapotranspiration.
d) Soil structure.
P.T.O.

Q3) Answer the following questions in 100 words each (Any two) : [10]
a) Explain the relief aspect of watershed.
b) Describe the hydrological cycle with a suitable diagram.
c) Explain the factors affecting soil erosion by water.
d) Describe the need of land capability classification.
Q4) Answer the following question in 200 words (Any one) : [10]
a) Explain the need of watershed management in detail.
b) Describe the methods of land capability classification.
]]]
[4717]-5016 -2-
O

[4717] - 5017
MICROBIOLOGY
MB - 211 : Bacterial Systematics and Physiology
(2013 Pattern) (Paper - I) (Theory)
3) Draw neat labelled diagram wherever necessary.
P193
Q1) Answer the following : [10]
a) Define : Fermentation.
b) Draw the structure of glucose.
c) Enlist the enzymes which causes bypass of TCA cycle in glyoxylate
pathway.
d) Write with structure any one biochemical reaction showing substrate level
phosphorylation.
e) Write formula for mol % G + C.
f) Define : Dendogram.
g) Prokaryotes are classified based on _________ sequencing
i) 16 s r RNA ii) 18 s r RNA
iii) 23 s r RNA iv) 28 s r RNA
h) ________ is a prosthetic group of succinate dehydrogenase
i) Mg++
ii) Zn++
iii) FAD iv) TPP
i) β - galactosidase enzyme belongs to ________ class as per IUB.
j) State True/False-
Enzymes reduce activation energy.
P.T.O.

Q2) Attempt any two of the following. [10]
a) Describe with structures ED pathway and mention its energetics.
b) What is active site of an enzyme? Describe Induced Fit Model of enzyme
catalysis.
c) Describe any one method of DNA hybridisation.
Q3) Write short notes on any two of the following. [10]
a) Autoradiography.
b) Effect of substrate concentration on enzyme.
c) Chemotaxonomy based on cell wall composition.
a) Describe with structures Tri carboxylic acid cycle in detail. Add a note
on amphibolism.
b) Answer the following :
i) Describe the different steps involved in Numerical taxonomy.
ii) What is covalent catalysis ? Explain with suitable example.
]]]
[4717]-5017 -2-
O

[4717] - 5018
MICROBIOLOGY
MB - 212 : Industrial Soil Microbiology
1) All questions are compulsory carry equal marks.
3) Draw neat labelled diagrams wherever necessary.
P194
Q1) Attempt the following. [10]
a) Define : Synergism
b) Define - Screening
c) _____organism is used for production of thuricide
i) Bacillus thuringiensis ii) Azotobactor spps
iii) Mycorrhiza spps. iv) pseudomonas spps.
d) _____ Fermentation is an example of dual fermentation
i) Alcohol ii) Vinegar
iii) Antibiotic iv) Vitamin
e) Enlist two genera of phosphate solubilising bacteria
f) Enlist two soil types.
g) Buffers are used to control foam during fermentation state T/F
h) Sandy soil is a most fertile soil - state T/F
i) What is CSTR ?
j) What is Rhizosphere ?
Q2) Attempt any two of the following. [10]
a) Describe production of fungal biocontrol agents.
b) Diagramatically represent phosphorous cycle.
c) Describe development of inoculum. in fermentation.
P.T.O.

Q3) Write short notes on any two [10]
a) Carbon sources in fermentation media.
b) Desirable characteristics of industrial strain.
c) Humus.
a) Describe different parts of typical fermenter with the help of diagram.
b) DescribelargescaleproductionofAzotobacterbiofertilizerwithrespectto___
i) Organism media used
ii) Production methadology
iii) Formulation
]]]
[4717]-5018 -2-

[4717] - 5019
PSYCHOLOGY
Psychology ofAdjustment
1) Attempt all questions.
2) Neat figures and diagrams must be drawn wherever necessary.
P195
Q1) Answer in one to four sentences : [16]
a) What is psychology ?
b) Who is the pioneer of psychoanalytical approach of personality ?
c) What is divorce ?
d) What is employment ?
e) State the uses of psychological tests in career decisions.
f) What is psychology of adjustment ?
g) What is narcissistic personality disorder ?
h) What is Super’s model of career choice ?
Q2) Attempt any two of the following in 8/10 sentences. [8]
a) Explain the marital adjustment.
b) Discuss the significance of divorce in detail.
c) How to cope with occupational hazards ?
P.T.O.

a) Holand’s model of career choice
b) Criteria of abnormal behavior.
c) Factors involved in choosing career.
Q4) Explain the meaning of psychology of adjustment. [8]
OR
What is anxiety disorder ? Explain the types of anxiety disorder.
]]]
[4717]-5019 -2-
O

[4717] - 5020
PSYCHOLOGY
Experimental Psychology and Research Methodology
2) Neat figures and diagrams must be drawn wherever necessary.
P196
Q1) Answer in one to four sentences : [16]
a) What is conditioning ?
b) What is reinforcement ?
c) State the types of conditioning.
d) What is unconditional stimulus ?
e) Define problem solving.
f) Give the name of research methods.
g) Who introduced the instrumental method in conditioning ?
h) State the types of questionnaire.
Q2) Attempt any two of the following in 8/10 sentences. [8]
a) Write in short types of research.
b) Explain classical conditioning.
c) Characteristics of questionnaire.
P.T.O.

a) Insight in problem solving.
b) Formal interview.
c) Observational method.
Q4) Define thinking. Describe the detriments of thinking. [8]
OR
What is research ? Describe the steps in research.
]]]
[4717]-5020 -2-
O

[4717] - 5023
ELECTRONIC SCIENCE
EL- 211 :Analog Circuit Design
4) Use of non-programmable calculator is allowed.
P197
Q1) Answer all of the following :
a) Why do we need multistage amplifiers? [1]
b) What is class - B amplifier? [1]
c) What is piezoelectric effect? [1]
d) Write the expression for gain of an amplifier with negative feedback.[1]
e) Class AB bias is used to avoide crossover distortion comment. [2]
f) Inverting op-amp circuits do not suffer from common mode errors and
limitations comment. [2]
g) In an op-amp differentiator circuit C = 1 μ f and R = 100K . If input is
a linearly rising voltage with rate 10 V/sec what will be the output of the
circuit? [2]
h) Voltage gain of first stage of a two stage amplifier is 40dB and that of
second stage is 50dB. Find the total voltage gain. [2]
Q2) Answer any two of the following :
a) Discuss classification of amplifiers on the basis of - signal amplitude and
- frequency range. [4]
b) Explain the working of Colpitts oscillator circuit, what are its applications?
[4]
c) Explain the working of voltage to current converter circuit. What are its
desirable characteristics? [4]
P.T.O.

Q3) Answer any two of the following :
a) Explain the working of complementary symmetry class AB push-pull
amplifier. [4]
b) With the help of a circuit diagram explain current series feedback. [4]
c) Give the working of a differential amplifier. Why is a constant current
source used in it? [4]
a) Discuss the effect of negative feedback on input and output impedance
and bandwidth of an amplifier. [6]
b) Discuss the frequency response of RC - coupled, transformer coupled
and direct coupled amplifiers. [6]
OR
Answer all of the following :
a) An op-amp integrator circuit uses R = 1M and C = 1μf. If the input
voltage is + 1 volt sketch the output for 0 - 2 second. [4]
b) A silicon transistor has a thermal resistance [4]
JC 0.7o c
w
R and maxT 150o
J C find
The power dissipated by the transistor if the case is maintained at 50o
C
The power that can be dissipated with CA 1o C
W
R at an ambient
temperature of 50o
C
c) For a BC 107 transistor in a CE amplifier circuit R1
= 10K , R2
= 5K ,
Rc
= 2 K , RE
= 1K and Vcc
= 9 volt. Draw the DC load line. [4]
yyy
[4717]-5023 -2-

[4717] - 5024
ELECTRONIC SCIENCE
EL - 212 : Digital Circuit Design
P198
a) State different types of logic circuits. [1]
b) What is State table? [1]
c) How many voltage comparators will be required for 5 bit flash type
ADC? [1]
d) What is the value of resistor normally used in series with LED when
operated on 5 Volts? [1]
e) “Don’t care condition is advantageous in k-map”. Comment [2]
f) “Flash type ADC is the fastest ADC.” Comment [2]
g) A clock of 100 kHz is applied to 8 bit serial in serial out shift register.
How long it will take to produce the output? [2]
h) Draw state diagram of T flipflop. [2]
Q2) Attempt any two of the following :
a) Design synchronous MOD 5 counter using JK flipflop. [4]
b) With suitable block diagram, explain auto parking system. [4]
c) Draw block diagram and explain working of counter type ADC. [4]
P.T.O.

Q3) Attempt any two of the following :
a) WhatarelimitationsofbinaryweightedresistiveDAC?Howisitovercome
in R - 2R ladder network? [4]
b) Explain how ring counter acts as a sequence generator. [4]
c) With suitable block diagram, explain two digit bank token display system.
[4]
Q4) Attempt all of the following :
a) Design and implement 2 bit magnitude comparator using k - map. [6]
b) Explain the working of 3 bit up/down counter with suitable diagram.
Draw timing diagrams. [6]
OR
a) Calculate conversion time for 16 bit successive approximation ADC.
Given Fclock
= 1 MHz and Vref
= 10 Volts. [4]
b) For a 5 - bit resistive divider, determine the following. [4]
i) The weight assigned to the LSB.
ii) The change in output voltage due to a change in LSB.
iii) The output voltage for a digital input of 10101.Assume 0 = 0V and
1 = +10V.
c) If A = 1010 and B = 1011 are binary inputs. Compare A with B using 4
bit magnitude comparator and determine the outputs. Draw logic diagram
also. [4]
yyy
[4717]-5024 -2-
O

[4717] - 5025
DEFENCEAND STRATEGIC STUDIES
DS - 101 : Study of Conflicts and Peace
P199
Q1) Answer in 2 or 4 sentences each : [16]
a) Define ethnicity
b) What do you mean by conflict transformation?
c) Define self determination
d) Define nation state
e) Define conflict resolution
f) Definenationalism
g) Define peace studies
h) Defineglobalization
Q2) Answer in 8 to 10 sentences each (any two) [8]
a) Describe historical background of peace studies
b) Explain approaches to war studies
c) Write a note on comprehensive security
d) Explain methods of pacific settlement
P.T.O.

Q3) Write short notes on (any two) [8]
a) Discuss problems of disarmament
b) Discuss relations between conflict and communication
c) Discuss achievements of peace studies
d) Analyses challenges to Human security in India
Q4) Answer in 18 to 20 sentences (any one) [8]
a) Explain role of ideology in international politics
b) Describe role of strategic studies in peace building
yyy
[4717]-5025 -2-
O

[4717] - 5026
DEFENCEAND STRATEGIC STUDIES
DS. No. - 102 : Military Geography
(Paper - II) (2013 Pattern)
P200
Q1) Answer in 2 or 4 sentences each : [16]
a) Define “Military Geography”.
b) What do you mean logistics?
c) How you would like to define strategy?
d) State the ideal period for jungle warfare.
e) What do you understand by ship of desert?
f) Define “Civil defence”.
g) What do you mean by nuclear warfare?
h) Define “Tactics”.
Q2) Answer in 8 or 10 sentences (any two) [8]
a) Explain any one example of tactics.
b) Write few lines on strategy during peace.
c) Explain in short concept of civil defence.
P.T.O.

a) Man made “Disasters”
b) Concept of military geography
c) Tactical problems of high altitude warfare
a) Discuss in detail Environment as a factor of National security.
b) Explain the various resources of logistics.
yyy
[4717]-5026 -2-
O

[4717] - 5027
Defence and strategic studies
DS - 103 : Contemporary Strategy
(Paper - III) (2013 Pattern)
P201
Q1) Answer in 2 to 4 sentences each : [16]
a) Define National Security.
b) What is meant by Contemporary Strategy?
c) Define WAR.
d) Introduce about India’s first Nuclear Test.
e) What is Defensive Warfare?
f) What is meant by First Strike?
g) What is meant by military strategy?
h) What is meant by national objectives?
Q2) Answer in 8 to 10 sentences each (any two) [8]
a) How India’s peninsular position contributes to its naval strategy?
b) Write about Pakistan Nuclear Strategy.
c) Explain about Aerospace Strategy.
P.T.O.

a) MilitaryCapability
b) Social Causes of War?
c) Development of Nuclear Strategy.
a) Discuss about theory of war.
b) “Wars now-a-days are more influenced by the science of Economics
than the art of Strategy”. Discuss this statement.
yyy
[4717]-5027 -2-
O

[4717] - 5028
ENVIRONMENTALSCIENCE
EVS - 201 : Ecology and Ecosystem
2) Neat and labeled diagrams must be drawn wherever necessary.
P202
Q1) Attempt the following in 1-2 lines each . [10]
a) Define the term : Ecosystem.
b) State the difference between Autecology and Synecology.
c) Write any two functions of micronutrients.
d) What is food web?
e) What are ecological pyramids?
f) What is Nitrification?
g) State the difference between Natality and Mortality.
h) Define : Environmental resistance.
i) What is meant by Edge effect?
j) Write any two characters used in community structure.
Q2) Write a short note on (any two) : [10]
a) Energy flow models with flow chart.
b) Hydrological cycle with diagram.
c) Structure of ecosystem.
P.T.O.

Q3) Answer any two from the following : [10]
a) Describe ecological classification based on taxonomic affinity and habitat
types.
b) Explain population characteristics.
c) Describe Xerosere with diagram.
Q4) Attempt any one of the following : [10]
a) Explain Zonation and Stratification in an aquatic ecosystem with diagram.
b) Discuss any two population growth curves with diagram.
yyy
[4717]-5028 -2-
O

[4717] - 5029
ENVIRONMENTALSCIENCE
EVS - 202 : Natural Resources, Energy and Their Management
2) Neat and labeled diagrams must be drawn wherever necessary.
P203
Q1) Attempt the following in 1-2 lines each : [10]
a) Define Resources.
b) What are perpetual resources? Give example.
c) Write the full forms of HYV’s and GM crops.
d) What is a watershed?
e) Name any 2 grasslands of the world.
f) DefineWildlife?
g) What is meant by salinisation?
h) Define human time scale.
i) What is bioenergy?
j) Name any 2 exhaustible sources of energy.
Q2) Write a short note on (Any two) [10]
a) Renewability and finite nature of resources.
b) Traditional Vs. Modern agricultural system.
c) Energy management.
P.T.O.

Q3) Answer any two from the following : [10]
a) Describe briefly the causes and control measures of soil erosion.
b) Give any 4 classification of resources with examples.
c) Classify forests and give its ecological significances.
Q4) Attempt any one of the following : [10]
a) Describe the ecological and non-ecological importance of wildlife. What
are the various measures taken for its conservation?
b) Describe the methods of harvesting energy from water and geotherm.
yyy
[4717]-5029 -2-
O

[4717] - 5030
ENGLISH (Optional)
(2013 Pattern)
P204
Q1) a) Attempt any one of the following in about 100 words. [5]
i) What interesting information about the stars do you get from the
lesson ‘The sun, the planets and the stars’?
ii) Explain why Haldane thinks that the scientific point of view has
definite advantages for civilisation.
b) Attempt any one of the following in about 100 words. [5]
i) Explain the theme of the lesson ‘The sun, the planets and the stars’.
ii) State how the pre-christian attitude to disease is contrasted with
that of the scientist.
Q2) a) Attempt any one of the following in about 100 words. [5]
i) Draw the character sketch of Rosemary fell.
ii) Bring out the humour in the photographer’s explanations of what
he had done with regard to the features of Leacock.
b) Attempt any one of the following in about 100 words. [5]
i) Explain the significance of the title ‘A cup of tea’.
ii) What is Jerzy Kosinski’s attitude towards television?
P.T.O.

Q3) Attempt the following : (any five) [10]
a) Complete the following sentences with an appropriate word chosen from
those in brackets.
i) Nothing can ... the fact that she is my best friend (altar, alter)
ii) The little child is afraid of thunder and ...... (lightning, lightening)
b) Combine words from A and B to form commonly used collocations.
A B
i) to make afilm
ii) fulfil progress
iii) dress a dream
iv) screen materials
c) Differentiate between the following pairs of words and make sentences.
i) advice, advise
ii) effect, affect
d) Choose the right combinations of words.
i) have a conversation/ make a conversation
ii) glare at/ glare towords
e) Pick out the word that is the closest antonym of the underlined word.
i) ambiguity : clarity, guilt, liveliness
ii) refute : praise, negate, accept
f) Add prefixes or suffixes to the words in brackets and rewrite the
sentences.
i) The pain has become ........ (to tolerate)
ii) Chetan is a ............. son. (duty)
[4717]-5030 -2-
O

Q4) Attempt the following : (any ten) [10]
a) Computers ....... (store) large amounts of data.
(use correct form of the verb given in the bracket)
b) Kalidas ......... (be) a great poet. He lived 2000 years ago.
(use correct form of the verb given in the bracket)
c) Ramesh found the house locked, so he waited outside for his friend.
(change into a simple sentence)
d) Eventhough we missed the bus, we got to the office on time.
(change into a simple sentence)
e) The squirrels hid the nuts in a hole at the bottom of the tree.
(change into a complex sentence)
f) Is the water cold? (change into a declarative sentence)
g) The moon can be seen through the clouds.
(change into a negative sentence)
h) The house looks beautiful. (Begin the sentence with ‘how ’ and rewrite)
i) Could you water the plants, please? (change into an imperative sentence)
j) I can not help you. (change into an affirmative sentence)
k) The nurse said to the patient, ‘Has the pain become worse?’
(change into reported speech)
l) The office is giving us a housing loan. (change into passive voice)
yyy
[4717]-5030 -3-

[4717] - 5031
_amRr (MARATHI)
nmRçnwñVH$ : {dkmZg¥ïr (Zdm Aä`mgH«$_)
(Theory) (2013 Pattern)
doi : 2 Vmg] [EHy$U JwU : 40
gyMZm …
1) gd© àíZ gmoS{dUo Amdí`H$ AmhoV.
2) COdrH$Srb A§H$ nyU© JwU Xe©{dVmV.
à.1)Imbrbn¡H$s H$moUË`mhr EH$m {df`mda 400 eãXmV {Z~§Y {bhm. [10]
A) _m{hVrV§ÌkmZ': VéUm§nwTrb AmìhmZo
~) àgma_mÜ`_o d gm_m{OH$ ~m§{YbH$s
H$) ì`gZm{YZVm d `wdH$
à.2)nwTrbn¡H$s EH$m àíZmMo CÎma 300 eãXmV {bhm. [15]
A) d¡km{ZH$ Ñ{ïH$moZmMo _hËd Sm°. Za|Ð Xm^moiH$am§À`m boImÀ`m AmYmao gmoXmhaU ñnîQ H$am.
qH$dm
~) Ioi Am{U JméSr' `m H$WoMm Ame` CbJSyZ XmIdm.
à.3){Qnm {bhm. (H$moUË`mhr VrZ) [15]
A) {dkmZH$Wm
~) A{VaoH$s' _Yrb BÝñnoŠQaMr ^y{_H$m.
H$) Aê$U {$amo{X`m `m§Mo g§o{Ð` eoVr' ~ÔbMo _V.
S) Sm°. gr.EZ.amd.
B) n`m©daU{df`H$ g§`wº$ amîQ´g§KmMr gyÌo.
$) AË`mYw{ZH$ boPa V§ÌkmZ.
yyy

[4717] - 5032
qhXr (General)
Z`m nmR²çH«$_
(2013 Pattern)
g_` : 2 K§Qo] [nyUmªH$ : 40
nmR²ç-nwñVH|$ :- 1) ^maVr JX²`-g§J«h
g§.Sm±$. _Yw YdZ
2) H${dVm`Z
g§.Sm±. ^mobmZmW {Vdmar
gyMZmE± :-
1) g^r àíZ A{Zdm`© h¢
2) Xm{hZr Amoa {bIo A§H$ àíZ Ho$ nyUmªH$ h¢
à.1 A) {ZåZ{b{IV _| go {H$Ýht Nh dmŠ`m| H$mo ewX²Y H$aHo$ {$a go {b{IE [6]
i) Amn H$m nÌ YÝ`dmX Ho$ gmW {_bm
ii) dh Xm±V H$m {M{H$ËgH$ h¡
iii) am_ Zo Am_ H$mo Im`m
iv) ^aV JmZo H$s H$gaV H$a ahm h¡
v) g¡{ZH$ _¡XmZ go Xm¡‹Sm I‹Sm hþAm
vi) {ejm ì`dñWm H$s _m¡OyXm dV©_mZ pñW{V RrH$ Zhr§ h¡
vii) g^m _| AZoH$ ZoVo CnpñWV Wo
viii) ^JdmZ H$m Xe©Z hþAm
Am) {ZåZ{b{IV A§J«oOr AZwÀNoX H$m qhXr _| AZwdmX H$s{OE [6]
“Generally, a physical quantity is given by its magnitude and unit. The
magnitudeofaphysicalquantityrepresentshowmanytimesaunitquantity
is present in the given physical quantity. For example, 5kg of sugar means
5 times the unit of mass kg of the sugar. In the study of physics, we
come across the physical quantities with many different magnitudes. Some
of them can be infinitely large while some of them can be infinitesimally
small.”
P.T.O.

2
à.2 A) {ZåZ{b{IV JX²` AdVaU H$s gg§X^© ì`m»`m H$s{OE [4]
H$) Omo Om{V Ho$db XoZm hr OmZVr h¡, boZm Hw$N Zht, CgH$s g§ñH¥$Vr H$m EH$-Z-
EH$ {XZ {Xdmbm {ZH$b OmVm h¡ BgHo$ {dnarV, {Og Obme` Ho$ nmZr bmZo dmbo
XadmOo ~am~a Iwbo ahVo h¢ CgH$s g§ñH¥$Vr H$^r Zht gyIVr ''
AWdm
ñdmñÏ` emar[aH$ _mZ{gH$ Am¡a gm_m{OH$ g§Vw{ï H$s AdñWm h¡ ''
Am) {ZåZ{b{IV nX²` AdVaU H$s gg§X^© ì`m»`m H$s{OE [4]
I) _wPH$mo ~hþV CÝhm§oZo _mZm,
[$a ^r Š`m nyam nhMmZm?
_¢Zo _w»` Cgr H$mo OmZm,
Omo do _Z _| bmVo ''
AWdm
Jwê$ hWm¡‹Sm hmW,
H$aVr ~ma-~ma àhma
gm_Zo Vé _m{bH$m AQ²Qm{bH$m, àmH$ma ''
à.3 A) {ZåZ{b{IV _| go {H$Ýht Xmo àíZm§o Ho$ CÎma {b{IE [10]
M) í_emZ Zo nhm‹Sr go Š`m H$hm?
N) EH$ Xrjm§V ^mfU' _| AmO H$s nr‹Tr Ho$ OrdZ Am¡a {ejm nÜXVr Ho$ ahmgmoÝ_wI
Z¡{VH$ _yë`m§o na {H$g àH$ma NtQo H$go JE h¢?
O) hmQ©-AQ¡H$ Ho$ amoJr H$m BbmO {H$g àH$ma {H$`m OmVm h¡?
Am) {ZåZ{b{IV _| go {H$Ýht Xmo àíZm| Ho$ CÎma {b{IE [10]
Q) B{Vhmg H$m Ý`m`' H${dVm H$m Ame` ñnîQ H$s{OE
R) gwI-XþI' H${dVm X²dmam H${d H$m¡Z-gm g§Xoe XoZm MmhVm h¡?
S) H${d ~ƒZ Zo ~rVo {XZ H$~ AmZodmbo' H${dVm X²dmam AnZr _Zmoì`Wm H$mo {H$g
àH$ma ì`º$ {H$`m h¡?
yyy
[4717] - 5032

[4717] - 5033
SANSKRIT
Geervanbhartee (Jrdm©U^maVr)
(2013 Pattern)
doi : 2 Vmg] [EHy$U JwU : 40
gyMZm : 1) All questions are compulsory.
gd© àíZ gmoS{dUo Amdí`H$ AmhoV.
COdrH$Srb A§H$ nyU© JwU Xe©{dVmV.
P207
SEAT No. :
Q1) Write short answers of the following questions. (2 - 4 lines) [16]
nwTrb àíZm§Mr 2-4 AmoirV CÎmao {bhm.
a) What did Sharyata do when he know the fact?
e`m©Vmbm dñVwpñWVr H$imë`mda Ë`mZo H$m` Ho$bo ?
b) What did Sharyata say to chyana?
e`m©V À`dZmbm H$m` åhUmbm ?
c) State the various names of Upanishad?
{d{dY Cn{ZfXm§Mr Zmdo {bhm ?
d) Which are the MVwîH$mbm' in Am`VZdmZ².
Am`VZdmZ² `m nmXmÀ`m MVwîH$bm H$moUË`m ?
e) What did Hanuman see from the sky? And what is the nature of it?
AmH$memVyZ OmVmZm hZw_mZmZo H$m` nm{hbo d Ë`mMo ê$n H$go hmoVo ?
f) Explain the meaning of j{_Um nwéfrU ^{dVì`_²' ?
j{_Um nwéfrU ^{dVì`_²' `m dmŠ`mMm AW© ñnï H$am?
g) What is the another name of Simhika?And why?
qg{hHo$Mo AÝ` Zmd gm§JyZ Vo H$m nSbo Vo {bhm.
h) How many types of Bhakti and which are they?
^º$sMo àH$ma {H$Vr d H$moUVo ?
P.T.O.

[4717]-5033 2
Q2) Write short note on any Two of the following in 8-10 lines. [8]
nwTrbn¡H$s H$moUË`mhr Xmohm|da 8-10 AmoirV g§{já Qrnm {bhm.
a) ApídZm¡Hw$_ma
b) Cn{ZfX²
c) eHw$ÝVbm
Q3) Write short note on any Two of the following in 8-10 lines. [8]
nwTrbn¡H$s H$moUË`mhr Xmohm|da 8-10 AmoirV g§{já Qrnm {bhm.
a) Explain. ñnï H$am- Z dhoX² Jdª ~wYmo _Zgm
b) Explain. ñnï H$am- OZmndmXmV² ^OoV² ^r{V_²
c) qg{hH$m.
Q4) Answer any One of the following in 16-20 lines. [8]
nwTrbn¡H$s H$moUË`mhr EH$m àíZmMo 16-20 AmoirV CÎma {bhm.
a) Write the Summery of go`§ `m{V eHw$ÝVbm n{VJ¥h_²'
go`§ `m{V eHw$ÝVbm n{VJ¥h_²' `m nmRmMm gmam§e {bhm.
b) Write the detail notes on {ed_mZgnyOm.
{ed_mZgnyOm `mnmRmda g{dñVa _m{hVr {bhm.
zzz

[4717] - 5034
ARABIC
(FunctionalArabic)
(2013 Pattern)
1) Attempt All Questions.
P208
SEAT No. :
P.T.O.
Q1) Define with examples any Two of the following topics : [10]
Q2) Translate into English any Five of the following sentences : [10]

[4717] - 5034 2
Q3) Translate intoArabic any Five of the following sentences : [10]
1) The new teacher is a tallman.
2) There is a newspaper on the table.
3) In the fridge there is an apple.
4) On the window there is a curtain.
5) The garden is big and beautiful.
6) No, his college is closed.
7) The student is going to the school.
8) This Bus is coming from the college.
Q4) Write inArabic any Ten of the following Terminologies : [10]
1) Planet. 2) Soft.
3) Motion. 4) Axis.
5) Heat. 6) Orbit.
7) Voltage. 8) Botany.
9) Computer. 10) Pole.
11) Liquid. 12) Science.
13) Solid. 14) Atom.
15) Gas. 16) Zome.
zzz

[4717] - 5035
URDU (General Paper - II)
(2013 Pattern)
2) Figures to the left indicate full marks.
P209
SEAT No. :
zzz

Total No. of Questions :4]
[4717] - 5036
INDUSTRIAL CHEMISTRY
211 : Utilities, Unit Operations Process instrumentation
(2013 Pattern) (Vocational) (Paper - I)
Time : 2 Hours] [Maximum Marks : 40
3) Neat diagrams should be drawn wherever necessary.
P887
a) Convert 20 atm into mm of Hg pressure.
b) Convert 120ºF into ºC.
c) Define hardness of water.
d) What is drying ?
e) Convert 500 kg m–3
into CGS units.
f) State the principle used in a magnetic flow meters.
g) What is secondary nucleation?
h) How will you convert 150 psi into torr?
Q2) Attempt any two of the following : [8]
a) Distinguish between filter media and filter aids.
b) What is the role of thermo couples in temperature measurements ?
c) Write a short note on venturi tubes.
SEAT No. :
P.T.O.

Q3) Attempt any two of the following : [8]
a) Explain the working of pirani gauge with neat diagram.
b) How Liquid level measurements are done ?
c) Discuss the applications of steam in industry.
Q4) Describe the lancashire boiler in detail with neat labelled diagram. [8]
OR
Sketch and explain the various types of vacuum pressure devices.
xxxxxxxxxxxxxxxxxxxx
[4717] - 5036 2

[4717] - 5038
S.Y. B.Sc. (Vocational) (Semester - I)
PHOTOGRAPHYANDAUDIO-VISUALPRODUCTION
VOC-PAVOC-PAVP-211 : Still Photography, Processing Printing
(Paper - III) (2013 Pattern)
2) Draw neat and labeled diagrams wherever necessary.
P869
Q1) Answer the following in short. [16]
a) A yellow filter is inserted in the path of white light with intensity of 30
units. How much light it will absorb and transmit? Justify your answer.
b) Draw a diagram and explain the concept of ‘depth of focus’. How is it
useful in photography?
c) What precautions you have to take while using a telephoto lens?
d) The focal length of a lens is 250 mm. Calculate its ‘diopter’.
e) How does overexposure affect a photographic image?
f) Two macro lenses are designed to produce magnification of 1 : 2 and
1 : 5. Which lens will produce a larger image of the same object from the
same distance?
g) Draw a neat diagram and explain what does ‘vigneting’ mean. How can
you avoid this?
h) Explain why the white balance setting is important in digital photography.
SEAT No. :
P.T.O.

Q2) Attempt ANY TWO of the following: [8]
a) Draw a diagram and explain the terms primary, secondary and
complementary colours.
b) Mention any four accessories used in a studio lighting set-up. How do
these ‘modify’ light?
c) Discuss how is a neutral density filter useful in photography.
Q3) Attempt ANY TWO of the following: [8]
a) Compare the features of a wide angle lens.
b) Discuss the lighting controls used for controlling the qualities of light.
c) Explain various sources of light used in photography.
Q4) Attempt ANY ONE of the following: [8]
a) Draw a suitable diagram and discuss the standard ‘three point’ lighting
setup used for a studio-portrait. Explain the significance of each light
you will be using.
b) Draw a labeled diagram and describe the construction and working of an
electronic flash unit.
ZZZ
[4717]-5038 2

[4717] - 5043
INDUSTRIAL CHEMISTRY
212 : Inorganic Process Industries
(2013 Pattern) (Vocational) (Paper - II)
Time : 2 Hours] [Maximum Marks : 40
3) Neat diagrams should be drawn wherever necessary.
P888
a) What is the role of cullet in glass industry ?
b) Write two uses of ceramics.
c) What are super alloys ?
d) Name two compounds which imart colour to the glass.
e) Give two uses of refractories.
f) What is the constitution of portland cement ?
g) Define dry corrosion.
h) What is the role of glazing in ceramic industries ?
Q2) Answer any two of the following : [8]
a) “Glass in a super cooled liquid”. Explain.
b) Write a short note on Ferroelectric material.
c) What is cement ? What is the role of retarders in cement ?
SEAT No. :
P.T.O.

Q3) Answer any two of the following : [8]
a) What are ceramics ? How are they classified based on reduction in
porosity ?
b) Write a short note on galvanic corrosion.
c) Discuss setting and hardening of cement.
Q4) Outline general methods for manufacture of ceramic material. Describe the
importance of drying and finishing of ceramic ware. [8]
OR
Explain in brief concentration cell corrosion with mechanism.
xxxxxxxxxxxxxxxxxxxx
[4717] - 5043 2

[4717] - 5045
PHOTOGRAPHYANDAUDIO-VISUALPRODUCTION
VOC - PAVP- 212 : Fundamentals ofAcoustics and Sound for Media
(Vocational) (Paper - IV) (2013 Pattern)
2) Draw neat and labeled diagrams wherever necessary.
P870
Q1) AttemptALLof the following:
a) The total absorption of a room of 2500 cubic metres is 200 sabines.
Calculate the reverberation time. [2]
b) What is a microphone? Mention any two types of special microphones.
[2]
c) What is Hi-Fi system? [2]
d) What is anechoic chamber? [2]
e) A loudspeaker of 16 8 is connected to an amplifier of 900 8 impedance.
Calculate the turn’s ratio in the transformer. [2]
SEAT No. :
P.T.O.

Q2) Attempt ANY TWO of the following:
a) What will be the power intensity of sound at a distance 1 metre from the
loudspeaker having efficiency 5%, when the amplifier delivers 25 watts?
[5]
b) What are the factors which determine reverberation time? Give the
Sabine’s equation for reverberation time and explain the terms involved.
[5]
c) Design a crossover network to give 12 dB per octave attenuation for
tweeter and woofer for critical frequency of 1 kHz. Loudspeaker resistance
is 16 8. [5]
a) Draw a neat labeled block diagram to explain the construction and working
of a magnetic tape sound recording system. [5]
b) Compare the moving coil cone type and the horn type loudspeakers. [5]
c) Explain with the help of a neat labeled diagram, the principle, construction
and working of a condenser microphone. [5]
a) Usingneatlabeleddiagram,explainthefunctioningofbassreflexenclosure
with port using suitable equivalent circuit. [5]
b) With the help of a neat sketch, explain the functioning of a crystal
microphone. Explain why ceramic crystal is more suitable than Rochelle
salt crystal. [5]
c) State five characteristics of loudspeakers and explain them in brief. [5]
ZZZ
[4717]-5045 2

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