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AFMC Biology 1998

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    • 1. aFMC–Past papers
      BIOLOGY- UNSOLVED PAPER - 1998
    • 2. SECTION – I (Total Marks : 50)
      Single Correct Answer Type
      There are five parts in this question. Four choices are given for each part and one of them is correct. Indicate you choice of the correct answer for each part in your answer-book by writing the letter (a), (b), (c) or (d) whichever is appropriate
    • 3. 01
      Problem
      A fruit having an endocarp with sub-epidermal juice sacs or hair on the inner side of its locules, a spongy white mesocarp and leathery epicarp having oil glands, is called
      Pome
      Pepo
      Drupe
      Hesperidium
    • 4. Problem
      02
      An orthotropous ovule is one, in which micropyle and chalaza are
      At right angles to funicle
      Parallel to the funicle
      In straight line of funicle
      Parallel along with ovule.
    • 5. Problem
      03
      Vascular bundle in which the protoxylem is pointing to the peirphery is called
      Endarch
      Exarch
      Radial
      Closed
    • 6. Problem
      04
      Which type of DNA is found in bacteria?
      Straight DNA
      Helical DNA
      Circular free DNA
      Membrane bound DNA.
    • 7. Problem
      05
      Which one of the following techniques other than microscopy is used for the study of cell?
      Plasmolysis
      Maceration
      Chromatography
      Auto-radiography
    • 8. Problem
      06
      In a food chain the total amount of living material is depicted by
      Pyramid of energy
      Pyramid of numbers
      Pyramid of biomass
      All of these
    • 9. Problem
      07
      Girdling experiment cannot be performed in sugarcane, because
      It cannot withstand injury
      Vascular bundles in it are scattered
      Phloem in it are situated internal to xylem
      Sugarcane plants are too delicate.
    • 10. Problem
      08
      Mitochondria perform all of the following functions except
      Nucleic acid synthesis
      Steroid synthesis
      ATP synthesis
      Polysaccharide degradation
    • 11. Problem
      09
      What happens in Photo system-II (pigment system)?
      C02 fixation
      C02 reduction
      Photolysis of H20
      All of these
    • 12. Problem
      10
      Opium is obtained from
      Oryza sativa
      Coffeaarabica
      Theasinesis
      Papaversomniferum
    • 13. Problem
      11
      In submerged plants, the stomata lie on
      Upper surface
      Lower surface
      Not on any surface
      Equally on both surfaces
    • 14. Problem
      12
      Quarantine regulation are concerned with
      Spraying of diseased plants with insecticide
      Prevention of entry of diseased plants in country
      Growing or entry of diseased plants in country
      Promotion of dry farming in sandy soil
    • 15. Problem
      13
      The hormone, which controls cell division and cell differentiation, is
      ABA
      Auxin
      Gibberellins
      Cytokinin
    • 16. Problem
      14
      The lichens represent symbiotic relationship between
      Algae and fungi
      Viruses and algae
      Algae and bacteria
      Viruses and bacteria
    • 17. Problem
      15
      Thigmotropism is best exhibited by
      Root apex
      Tendrils
      Thorns
      Lamina
    • 18. Problem
      16
      Dichotomous branching is found in
      Funaria
      Fern
      Marchantia
      Liverworts
    • 19. Problem
      17
      Pyramid of energy in a pond ecosystem is always
      Inverted
      Upright only
      Irregular
      Linear
    • 20. Problem
      18
      Fluid mosaic model of cell membrane was given by
      Beadle and Tatum
      Singer and Nicolson
      Watson and Crick
      Robertson and Miller
    • 21. Problem
      19
      Loss of water from the tips of leaves is called
      Guttation
      Transpiration
      Respiration
      Bleeding
    • 22. Problem
      20
      Which of the following fibres is not a plant product?
      Hemp
      Cotton
      Flax
      Silk
    • 23. Problem
      21
      The process in which DNA of a bacterial cell is iransfered into another bacterial cell by virus is called
      Transduction
      Transformation
      Conjugation
      Reproduction
    • 24. Problem
      22
      In Funaria, the number of peristomial teeth is
      6
      16
      10
      32.
    • 25. Problem
      23
      Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by
      Rhizobium
      Azotobacter
      Nitrobacter
      Nitrosomonas
    • 26. Problem
      24
      Spore of Funaria, on germination, gives
      Protonema
      Vegetative body
      Antheridia
      Archegonia
    • 27. Problem
      25
      When phloem and cambium are present on both sides of xylem, the vascular bundle is called
      Bicollateral
      Radial
      Concentric
      Collateral
    • 28. Problem
      26
      Brunner's glands are present in
      Esophagus
      Duodenum
      Ileum
      Stomach
    • 29. Problem
      27
      Which of the following is the smallest taxonomic group of animals having a cranium, vertebral column, ventral heart, pulmonary respiration and 2 pairs of legs?
      Vertebrat
      Chordata
      Tetrapoda
      Gnathostomata
    • 30. Problem
      28
      Population explosion has occurred in the last
      500 years
      300 years
      100 years
      50 years.
    • 31. Problem
      29
      The function of iris in the eyes of a frog is to
      Move the nictitating membrane
      Alter the size of the pupil
      Move the lens forward and backward
      Refraction of light rays
    • 32. Problem
      30
      Excessive consumption of ethanol causes damage to
      The liver
      The kidneys
      The lungs
      The heart
    • 33. Problem
      31
      The sporozoites of Plasmodium vivax are formed in
      Gametocytes
      Sporoblasts
      Oocysts
      Spores
    • 34. Problem
      32
      The contraction of the heart of frog commences from
      Sinus venosus
      Right auricle
      Left auricle
      Interauricular septum
    • 35. Problem
      33
      Which cranial nerve supplies the heart muscles?
      Vagus
      Facial
      Auditory
      Trochlear
    • 36. Problem
      34
      In human beings, which hormone acts as a mild growth hormone?
      Prolactin
      Estrogen
      Progesterone
      Cortisol
    • 37. Problem
      35
      In human beings, multiple genes are involved in the inheritance of
      Colourblindness
      Phenylketonuria
      Sickle cell anaemia
      Skin colour
    • 38. Problem
      36
      36
      Hemophilia is a genetic disorder, in which
      Blood fails to coagulate after an injury
      There is delayed coagulation of blood
      Blood clots in blood vessels
      Blood cell count falls
    • 39. Problem
      37
      Mammalian brain differs from an amphibian brain in possessing
      Olfactory lobe
      Cerebellum
      Hypothalamus
      Corpus callosum
    • 40. Problem
      38
      Aversion canal is
      Found in all the bones
      Found only in compact human bones
      Canal system found in alimentary canal
      None of these
    • 41. Problem
      39
      Connecting link between reptiles and birds is
      Dimetrodon
      Dodo
      Archaeopteryx
      Sphenodon
    • 42. Problem
      40
      Erythrocytes of adult rabbit and other mammals are formed in
      Kidney
      Liver
      Spleen
      Bone marrow
    • 43. Problem
      41
      The zone of atmosphere that lies near the ground is
      Troposphere
      Stratosphere
      Hemisphere
      All of these
    • 44. Problem
      42
      Ornithine cycle is found in
      Kidney
      Liver
      Heart
      Muscles
    • 45. Problem
      43
      Last electron receptor in respiration is
      CO2
      O2
      H2
      NADH
    • 46. Problem
      44
      Third cleavage of frog's development is
      Equatorial
      Vertical
      Latitudinal
      None of these
    • 47. Problem
      45
      Which of the following is called emergency gland of the body?
      Pituitary
      Thymus
      Adrenal
      Testis
    • 48. Problem
      46
      The blood of cockroach contains no respiratory pigment. It means that
      Cockroach does not respire
      Respiration is anaerobic
      O2 goes directly into tissues by diffusion
      O2 goes into tissue by intracellular capillary system.
    • 49. Problem
      47
      In Amoeba, NH3 is excreted by
      Plasma membrane
      Contractile Vacuole
      Food vacuole
      All of these
    • 50. Problem
      48
      The thickening of walls of arteries are called
      Aneurysm
      Arteriosclerosis
      Arthritis
      Both (a) and (c)
    • 51. Problem
      49
      Who discovered the cell (actually the cell wall) in section of cork?
      Schwann
      Schneider
      Robert Hooke
      Leeuwenhoek
    • 52. Problem
      50
      Which of the following is not found in birds?
      Pectoral girdle
      Pelvic girdle
      Shigella
      Giardia
    • 53. For solution visit www.vasista.net