AFMC–Past papers BIOLOGY- UNSOLVED PAPER - 2009

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

01 Problem When is World AIDS Day celebrated? 7th July 14 July 1st December 23rd May.

02 Problem Which of the following is a connecting link between mammals and reptiles? Peripatus Balanoglossus Ornithorhyncus Archaeopteryx.

Problem 03 Mitral valve is present between right atrium and right ventricle left atrium and left ventricle right and left ventricle left ventricle and aorta

Problem 04 The process of formation of RBCs is called poikegenesis erythropoiesis leucogenesis none of these

Problem 05 Antibodies are produced by leucocytes lymphocytes erythrocytes none of these

Problem 06 The amount of volume of air that can be inspired/expired normally is called tidal volume vital capacity residual volume normal volume

Problem 07 The food that enters intestine from stomach is called chyle chyme fundus none of these

Problem 08 Klinefelter's syndrome is due to one X & two Y two X & one Y one X only one Y only

Problem 09 "Which of the following is the component of oral pills? progesterone oxytocin relaxin none of these

Problem 10 Aedes mosquito is a vector of malaria filariasis cholera dengue

Problem 11 Which of the following has closed circulatory system? Arthropods annelids platyhelminthes molluscs

Problem 12 Cells that maintain marrow cells are called osteocytes chondrocytes osteoclasts none of these

Problem 13 1st polar body is formed at which stage of oogenesis? 1st meiosis 2nd mitosis 1st mitosis differentiation

Problem 14 BCG vaccine is given against typhoid cholera TB diphtheria

Problem 15 Which of the following is correctly matched? thyroxine - tetanus insulin - diabetes insipidus adrenaline - hepatitis parathyroid - tetany

Problem 16 Excess of which of the following hormones causes Cushing's syndrome? thyroxine Cortisol adrenaline noradrenaline

Problem 17 The neurotransmitter produced at the synapse and neuro- muscular junction is GTP ATP acetylcholine phosphokinase

Problem 18 Which of the following is most poisonous? Chameleon glass snake Heloderma horn toad

Problem 19 If in a population, natality is balanced by mortality then there will be decrease in population growth zero population growth increase in population growth over population

Problem 20 Phylum protozoa is classified on the basis of mode of reproduction locomotory organelles mode of nutrition none of these

Problem 21 Book lungs are respiratory organs of mollusca mammals arachnida earthworm

Problem 22 Which one of the following was not given by Darwin's theory of evolution? struggle for existence over production natural selection genetic drift

Problem 23 Venom of cobra attacks digestive system immune system nervous system circulatory system

Problem 24 Darwin's finches provide an'excellent evidence in favour of evolution. The evidences come from the field of embryology palaeontology biogeography anatomy

Problem 25 Ephyra is the stage in the life cycle of Physalia Obelia Aurelia sea anemone

Problem 26 G1 G2 and S phases are seen in which phase of cell cycle? metaphase prophase anaphase interphase

Problem 27 Aril is the edible part of apple litchi banana mango

Problem 28 Wheat is which of the following types of fruit? berry nut caryopsis legume (pod)

Problem 29 The abbreviation 'Bt' in 'Bt' toxin stands for biotechnology biotoxin toxin released by Bacillus thuringiensis toxins released by bacteria.

Problem 30 If percentage of cytosine is 18%, then percentage of adenine will be 32% 64% 36% 23%

Problem 31 Animals from colder climates generally have smaller limbs. This is called niche rule Allen's rule Ehrlich rule none of these

Problem 32 Minamata disease is caused due to contamination of fish with mercury mustard oil with argemone oil fish with DDT none of these

Problem 33 Which of the following is not an essential element? iron manganese zinc iodine

Problem 34 Kranz anatomy is observed in C2 plants C3 plants C4 plants CAM plants

Problem 35 Acetyl CoA is produced from pyruvate by oxidative decarboxylation oxidative photophosphorylation oxidative hydrogenation oxidative photorespiration

Problem 36 A cell, when kept in sugar solution, gets dehydrated. Then the solution is hypotonic hypertonic isotonic none of these

Problem 37 Desmosomes are connecting bodies between cells fat storage cells pigment bodies none of these

Problem 38 Both chlorophyll a & b are present in rhodophyceae phaeophyceae chlorophyceae none of these

Problem 39 Coconut water is rich in auxins gibberellins abscisic acid cytokinin

Problem 40 Which of the following is called amphibians of plant kingdom? bryophytes pteridophytes gymnosperms algae

Problem 41 A group of interconnected genera is called family order phylum class

Problem 42 Which was the first National Park established in India? Kanha Jim Corbett Kaziranga Gir

Problem 43 Which of the following fixes atmospheric N2? Nostoc algae methanogens none of these

Problem 44 List of endangered species was released by IUCN BBC WCC UN

Problem 45 Pyramid of energy in a river ecosystem is always upright always erect constant declining

Problem 46 Xerophytes are mostly succulents water related mesophytes none of these

Problem 47 The abbreviation B.O.D. stands for biological oxygen deficit biochemical oxygen demand biochemical oxygen deficit biological oxygen derivative

Problem 48 Powerhouse of the cell is Golgi bodies mitochondria ribosomes endoplasmic reticulum

Problem 49 DNA nucleotides are attached by hydrogen bond covalent bond van der Waals bond electrovalent bond

Problem 50 Egg apparatus consists of egg and antipodal cells synergids and egg egg polar nuclei

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AFMC–Past papers BIOLOGY- UNSOLVED PAPER - 2009

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AFMC–Past papers BIOLOGY- UNSOLVED PAPER - 2009