Biolearnspot: BIOLOGY MODEL QUESTION PAPER FOR MEDICAL ENTRANCE EXAMINATION

BIOLOGY MODEL ENTRANCE EXAM

1. Lichens are the best indicators of air pollution and are sensitive to

(a) Radioactive fallout (b) Nitrogen oxides (c) Sulphur dioxide

(d) Methane (e) Smoke and root

2. All protest protozoans possess

(a) Motile organelles (b) Contractile vacuole (c) Ability to ingest food

(d) Eukaryotic organization (e) All the above

3. In a high productivity ecosystem the net productivity is about 20 to 40 t/ha/yr ; this type of maximum

Productivity occurs in

(a) temperate forest (b) sugarcane fields (c)savannah

(d) paddy fields (e) all the above

4. The maximum components needed for an ecosystem to survive are

(a) producers and primary consumers (b) producers and primary carnivores

(e) primary consumers, secondary consumers and decomposers

5. Without any involvement of histocompatibility antigen or any prior antigenic sensitization, which type

of cells destroy pathogens?

(a) T – cells (b) N K cells (c) B – cells (d) plasma cells (e) macrophages

6. Montreal protocol refers to

(a) pollution by radioactive fallout (b) global warming & climate change

(e) biosafety of GM organisms

7. In which one of the following organisms, the number of chromosomes is represented correctly

Organism	Monosomic	Haploid	Nullisomic	trisomic
(a)	11	7	12	15
(b)	20	11	21	23
(c)	14	15	28	31
(d)	17	9	16	20
(e)	23	12	22	25

8. During protein synthesis in an organism the process at one point comes to a halt; which one of the

following codons can bring about this half?

(a) UUC, UUA, UAC (b) UUU, UCC, UAU (c) UAG, UGA, UAA

(d) UUG, UCA, UCG (e) UGG, UCG, UGC

9. Which one of the following represents commensalism and amensalism

(a) + +, + - (b) - +, + - (c) + 0, + - (d) + 0, - 0 (e) – 0, - 0

10. When a grassland ecosystem is compared to a pond ecosystem; it reveals that

(a) biotic components are similar in both (b) abiotic components are similar

(e) abiotic and biotic components are different

11. Midbrain contains

(a) Olfactory lobe (b) diencephalon (c) corpora quadregemina

(d) pons varoli (e) pineal body

12. The secretion of testosterone by Leydig’s cell is stimulated by

(a) FSH (b) TSH (c) LH (d) ACTH (e) ICSH

13. Match columns and choose the correct options given

Columns I	Columns II
1. anaphylaxis	p - HLA complex
2. multiple sclerosis	q – immuno deficiency disease
3. SCID	r – hypersensitivity
4. Haplotype	s – haemolytic disease
5. Erythroblastosi & foetalis	t – autoimmune disease

(a) 1 = r, 2 = t, 3 = q, 4 = p, 5 = s (b) 1 = s, 2 = p, 3 = t, 4 = r, 5 = q

(e) 1 = s, 2 = q, 3 = r, 4 = p, 5 = t

14. Anterior lobe of pituitary seeretes

(a) ACTH, FSH, TSH and relaxin (b) FSH, TSH, LH and prolactin

(e) LH, FSH, ACTH and vasopressin

15. Find out the correct statements

1. Bidder’s canal lies inside the kidney of male frog

2. Shark, Frog and whale are ureotelic

3. Unine reaches the bladder from kidney through urethra

4. ADH helps in water elimination

5. Renal threshold of glucose is 180 mg/ 100ml of blood

(a) 1,3 and 5 (b) 1,2 and 5 (c) 2,4 and 5 (d) 2,3 and 5 (e) 2,3 and 4

16. Organ of Corti Sends information to brain through cranial nerve

(a) V (b) X (c) III (d) VIII (e) XII

17. Among rust, smut and mushroom, all the three

(a) are edible (b) are pathogens (c) bear ascocarps (d) bear basidiocarps (e) are Sac- fungi

18. Which one of the following animals is correctly matched with its characteristic and taxon

Animal		Characteristic	Taxon
A	Sea – anemone	Diploblastic	Cnidaria
B	Platypus	Viviparous	Mammalia
C	Pristis	Operculam	Chondrichthyes
D	Sepia	Mantle – cavity	Arthropoda
E	Rhabditis	Parasitive	Nematode

19. All mammals without any exceptions are characterized by

(a) viviparity and non – nucleated RBC (b) extra abdominal testes and four chambered heart

(d) muscular diaphragm and milk producing glands (e) all the above

20. Which day is celebrated as Mosquito-day since Sri Ronald Ross established the mosquito-malaria

relationship on this day

(a) August 29 (b) July 11 (c) June 5 (d) December 29 (e) November 14

21. Match items in column I with those given in column II and choose the correct options

Column I	Column II
1. lg – G	p- abundant in colostrum
2. lg – A	q- mediates allergic reactions
3. lg – M	r- ability to cross placenta
4. lg – D	s- largest antibody
5. lg – E	t- activates B cells

(a) 1 = r, 2 = p, 3 = s, 4 = q, 5 = t (b) 1 = s, 2 = r, 3 = p, 4 = t, 5 = q

(e) 1 = r, 2 = p, 3 = s, 4 = t, 5 = q

22. Which one is correctly matched

(a) Filarial worm and tapeworm flatworms

(b) Jelly fish and starfish radial symmetry

(d) Dinoflagellates and diatoms red tide phenomenons

(e) Balanoglossus and Amphioxus Notochord in adult stage

23. The common point of similarity between DNA and RNA is

(a) double stranded (b) identical sugar molecule (c) identical pyramidines

(d) polymers of nucleotides (e) fuelgen positive

24. Primary succession is the development of communities on

(a) freshly harvested crop field (b) pond filled with water after a drought

25. F ind out the wrong pair

(a) Halophyte with viviparity Rhizophora

(b) Xerophyte with succulent leaf Casuarina

(d) Chlorophyte with living in hyper saline water Dunaliella

(e) Xerophyte with root system reaching ground water Prosopis

26. Humus is a

(a) Topographical factor (b) Biotic factor (c) Edaphic factor

(d) Geological factor (e) All the above

27. The mineral particles of silt-soil ranges from

(a) 0.0002 to 0.00002mm (b) 0.002 to 0.0002mm (c) 0.2 to 2mm

(d) 0.002 to 0.02mm (e) 0.02 to 0.2mm

28. Alphine zone has its characteristic vegetation of

(a) Conferous trees (b) Deciduous plants (c) Non-deciduous plants

(d) Lichens and mosses (e) Taiga

29.When population 18 cm maximum carrying capacity , then

(a) Natality = mortality (b) Mortality > natality (c) Mortality < nataliy

(d) Biotic potential < environmental resistance (e) Biotic potential > environmental resistance 30.Which one is a renewable source of energy

(a) Coal (b)Nuclear fuel (c ) Minerals (d) Ground water (e) Petroleum

31.Findout the wrong match in the interspecific association of the following cases

(a) Shark and suckerfish Ectoparasitism

(b) Cattle egret and cattle Protocooperation

(d) Orchid perched on tree Commensalism

(e) Aphids kept under cheek by introducing Myna Predation

32.The sequence of Nitrogen bases in a particular region of the non-coding strand of DNA is found to be

CAT GTT TAT CGC.What would be the sequence of Nitrogen bases in the m-RNA that is transeribed by the corresponding coding strand of DNA?

(a) GUA CAA UAA GCC (b) GTA CAA ATA GCA (c) CAU GUU UAU CGC

(d)CAA GAA TAU GCC (e) CAG CGC ATA GCG

33.The major event that occur during anaphase of mitosis is

(a) Condensation of chromosomes (b) Splitting of centomere

34. In which one of the following, the type of cell, its secrection and function is not correctly matched

(a) oxyntic cells intrinsic factor absorption of vitamin B₁₂ X

(b) Alfa cells of islets of Langerhans glucagon glycogenolysis

(d) Sertoli cells testosterone male musculature

(e) Acinar cells of panereas trypsinogen protein digestion

35. In the control of blood – sugar level which organs function as modulator and effector respectively

(a) liver and islets of Langerhans (b) hypothalamns and liver

36. Crassulaccan acid metabolism (CAM) occurs in

(a) sciophytes (b) heliophytes (c) hydrophytes (d) halophytes (e) sacculant xerophytes

37. Monoclomal antibodies are produced from hybrid cells called hybridomas. The cells employed to get

this hybridomas are myeloma cells and

(a) B- cells (b) bone – narrow cells (c) T-cells (d) macrophages (e) NK cells

38. Match items given in column I with those given in column II and choose correct option

Column I		Column II
1.	Polygenic inharitance	p- ABO blood group
2.	Incomplete dominance	q- white eye mutation in Drosophila
3.	Co- dominance	r- human skin- colour
4.	Multiple allelism	s- MN blood groups
5.	Pleiotropic effect	t- Flower Colour in Mirabilus jalapa

(a) 1 = r, 2 = t, 3 = s, 4 = p, 5 = q (b) 1 = t, 2 = q, 3 = p, 4 = s, 5 = r

(e) 1 = t, 2 = s, 3 = r, 4 = q, 5 = p

39. Which of thefollowing sets belong to the category mentioned against them ?

(a) Rennin , helicase , hyaluronidese and nuclease Enzymes

(b) Lysine , leucine , thiamine and isolucine Amino acids

(d) Melatonin , parathormone , relaxin and calciferol Hormones

(e) Kwashiorkar , marasmus , obesity & hypercholesterolemia Malnutritional diseases

40.Identify the incorrect matching of crop , its disease and the causative pathogen given in the following table.

Crop		Disease
(a)	Citrus	Cranker	Xanthomonas citri
(b)	Potato	Late blight	Phytophthora infestans
(c)	Brinjal	Root-knot	Fusarium udum
(d)	Chick pea	Bacterial blight	Xanthomonas campestris
(e)	Sugar cane	Red-stripe	Pseudomonas rubrilineans

41.Grafting is successful in dicots but not in monocots because the dicots have

(a) Vascular bundles arranged in a ring

(b) Cambium for secondary growth (c) Cork cambium

(d) Closed vascular bundle (e) Sclerenchymatous hypodermis

42.Plants of which one of the following groups of genera are pollinated by the same agency ?

(a) Triticum , Cocos , Mangifera , Adamsonia

(b) Ficus , Casuarina , Anthocephalus , Kigelia

(d) Vallisneria , Ceratophyllum , Euphorbia , Rafflesia

(e) Bombax , Butea , Bignonia , Erythrina

43.The disorder with a defective haemoglobin is

(a) Haemophilia (b) Haematuria (c) Sickle cell anaemia (d) Slokes-Adams syndrome

44.Both photosynthesisand respiration require

(a) Mitochondria (b) Sun-light (c) Chloroplasts (d)Cytochromes (e)All the above

45.Examine the following statements

(a) Haemoglobin is needed for the transport of CO2

(b) Carbonic anhydrase is essential for the transport of CO2

(d) About 0.3ml of CO2 is transported by 100ml of blood

(e)At high PO2 oxygen is released from oxyhaemoglobin.

Of the above statements

(a) 1,3 and 5 are wrong (b) 2 and 4 are wrong (c) 5 alone is wrong

(d)1,2 and 5 are correct (e) 4 and 5 are correct

46.Which of the following is not due to the influence of auxins ?

(a) Apical dominance (b) Parthenocarpy (c) Tropic movements

(d) Seed dormancy (e) Enhancing of flowering

47.Identify the endocrine structures with the corresponding hormones and functions.Choose the incorrectly matched one.

Structure		Hormone	Function
a	Hypothalamus	Gonadotropins	Functional maturity of gonads
b	Anterior pituitary	FSH & LH	Maturation and ovulation of oocyte
c	Testes	Androgens	Male musculature
d	Ovary	Relaxin	Expansion of pubic symphysis
e	Adrenal cortex	Aldosterone	Salt-water balance

48.Gynaecium is tricarpellary , syncarpous and ovary superior in

(a)Liliaccae (b)Solanaccae (c)Asteraccae (d)Brassieaccae (e)Fabaccae

49.Examine the following statements

(a)In lac-operon system the repressor protein binds only with operator gene.

(b)Restriction endonucleases are obtained from bacterial cells

(c)All the terminator codons begin with adenine nucleotide

(d)VNTR in DNA molecule is useful in recombinant DNA technology

(e)Vaccines prepared by genetic engineering are second generation vaccines.

Of the above statements

(a)1,3 and 5 are correct (b) 2 and 4 are wrong (c) 3,4 and 5 are correct

(d) 4 alone is wrong (e) 3 and 4 are wrong.

50.Which one group of the following are uricotelic

(a) Frog & Pigeon (b)Camel &Frog (c)Crow & Lizard (d) Salamander &Shark

(e)Cockroach & Frog

51.During cell cycle a cell has double the amount of its DNA content in nucleus at the

(a)Beginning of G1 phase (b) End of G1-phase (c)Beginning of S-phase

(d)End of M-phase (e)Beginning of G2-phase

52.Glycosylation of protein occurs in

(a)Lysosome (b)Mesosome (c)Smooth ER (d)Golgi apparatus (e)Mitochondrion

53.Find out the wrong statement

(a)The unit of natural selection is population (b) Species is the taxon with a real existence

(c)Bioinformatics is concerned with the analysis of biological data

(d)The amount of genetic variation is the basis of speciation

(e)The earliest organisms that appeared on earth were non-green and anaerobes

54. Match columns and choose correct combination from the options

Column I	Column II
1. prokaryotic ribosome	p- 18s r-RNA and 33 proteins
2. Eukaryotic smaller subunit 40s	q- 80s = 60s + 40s
3. Eukaryotic larger subunit 60s	r- 16s r- RNA and 21 proteins
4. Eukaryotic ribosome	s- 28s r- RNA, 5s r- RNA, 5.85 r- RNA and 50 proteins
5. Prokaryotic smaller submit 30s	t- 70s = 50s +30s

(a) 1 = q, 2 = r, 3 = t, 4 = s, 5 = p (b) 1 = t, 2 = p, 3 = s, 4 = q, 5 = r

(e) 1 = q, 2 = t, 3 = r, 4 = s, 5 = p

55. Find out the incorrect match

(a) Tectona gymnospermous tree of coniferous forest

(b) Spirulina blue – green alga rich in protein

(d) Mycorrhiza mineral uptake from soil

(e) Saccharomyces ferments glucose amaerobically to ethyl alcohol and CO₂

56. Companion cells in plants are associated with

(a) vessels (b) sieve elements (c) guard cells (d) cork cambrium (e) lenticels

57. We find mangoes with different flavours, colour, fibre- content taste, glucose- content and even shell-

life. This large variation is due to

(a) alfa diversity (b) beta diversity (c) gamma diversity (d) genetic diversity (e) species diversity

58. Find out the wrong statement

(a) Cytoplasmic genes found in mitochondria are inherited through egg- cytoplasm

(b) Hirudin is produced from transgenic Brassica napus

(d) Cancer is caused by the damage of genes regulating cell- cycle

(e) Somaclonal variation is seen in plants raised by tissue culture

59. The body parts that do not appear in MRI scanning are

(a) molar teeth and lens of eye (b) Scapula & canines (c) ribs & ligments

(d) tendons & premolars (e) cartilage and tendons

60. Column I lists the componens of body- defense and column II lists the mechanisms and process of

defense. Match the two columns and choose correct option

Column I	Column II
1. Active natural immunity	p- memory cells
2. Physiological barrier	q- surface barriers
3. Secondary immune response	r- direct contact with the invaded pathogen
4. Artificial passive immunity	s- gastric Hel and lysozyme
5. First line defense	t- antitetanus serum

(a) 1 = s, 2 = t, 3 = p, 4 = q, 5 = r (b) 1 = r, 2 = s, 3 = p, 4 = t, 5 = q

(e) 1 = s, 2 = q, 3 = r, 4 = t, 5 = p

61. Which one correctly represents the organism and its niche

(a) Wolffia pond (b) Rhizophora salt – marsh

(e) Earthworm Organic humus

62. Which one of the following statement is wrong

(a) ER consists of a net work of membranous tubules involved in transport, synthesis and secrection

(b) Lysosomes are single- membrane bound vesieles budded of from GC and contain oxidative enzymes

(c)Mitochondria are double membrane bound bag containing DNA,RNA and protein synthesibing devices

(d) Sphaerosome are single membrane bound and associated with synthesis and storage of lipid

(e) Nucleolus lacks membranous covering and is attached to chromatin reticulam at nucleolar organizer

Region

63.DNA is present in

(a) Chromosomes and dictyosomes (b) mesosomes and chromosomes

(e) Mitochondria and chloroplasts

64.”Cri-du-chat syndrome” is caused by the

(a) Deletion of short arm of chromosome -5 (b)Duplication of long arm of chromosome-5

(e) Recessive mutation of chromosome -5

65.The first step in Southern Blot technique is

(a)Identificationof a particular segment of DNA within a complex mixture

(b)Denaturation o DNA on the gel with specific probe

(e)Isolation of DNA from nucleated cell from the scene of crime

66.The structures with similar functions are

(a)Choanocytes , Malpighian tubules & typhlosole (b)Antennae , tympanum , and clitellum

(e) Book lungs, gills and raula

67. The correct statement with respect to salt- water balance in living organism is

(a) body fluid of fresh water fish is hypotonic

(b) camels exerete highly concentrated urine during water shortage

(d) Marine inverlebrates and hag fish are osmoconformers

(e) Osmolarity of human blood is about 1200 mosm/ litre

68. Formation of non-functional methaemoglobin causes ‘blue baby syndrome’ it is due to excess

(a) Arsenic in drinking water (b)Fluoride in drinking water (c) Nitrate in drinking water

(d) Methyl mercury poisoning (d) Cadmium pollution

69.A tumor indicing plasmid used in the production of transgenic plant is that of

(a) Escherichia coli (b)Bacillus thurungiensis (c) Agrobacterium tumefaciens

(d) Pseudomonas putida (e) Staphylococeus aureus

70.Which one of the following event is correctly matched with the time period in a normal menustrual

Cycle of 28 days duration.

(a) Regeneration of endometrium 8 to 12 days

(b) Release of egg 28^th day

(d) Implantation 7^th day

(e) Rise of estrogens and LH 22-24 days

71.Match columns to get correct combination and choose the correct option.


1.	Compensatory regeneration	p- regeneration in Hydra
2.	Epimorphosis	q-growth in Ascaris
3.	Accretionary growth	r-regeneration of lost limb in salamander
4.	Auxetic growth	s-regeneration of human liver
5.	Morpholaxis	t-growth by virtue of reserve cells

(a)1=t,2=s,3=r,4=p,5=q (b)1=s,2=r,3=t,4=q,5=p (c) 1=q,2=t,3=p,4=s,5=r

(d)1=r,2=p,3=p,4=t.5=q (e)1=t,2=q,3=p,4=s,5=r

72.The wrong statement pertaining to plant structure

(a)Quiscent centre in root apical meristem (b)Passage cells transfer water from cortex

(e) Casparian strips are deposition of wax

73.In which one of the following pairs,the two items do not mean one,and the same thing

(a)Reverse transcription Teminism

(b)Malleus Anvil

(c)Alleles Allalomorphs

(d)Coelenteron Gastrovascular cavity

(e)DNA finger printing DNA profiling

74.No oxygen is evolved in the photosynthetic activity of

(a)Red algae (b)Diatoms (c) Photosynthetic bacteria (d) Cyanobacteria (d)Euglenoid protists

75.Which one of the following is not used by Stanley Miller in his simulation experiment ?

(a)CH4 (b) NH3 (c)H2 (d)CO2 (e)H2O

76.The human genome is estimated to be about

(a) 3 billion base pairs and 30000 genes (b) 180 million base pairs and 13000 genes

(e) 97 million base pairs and 18000 genes

77.The drug and its category are correctly matched in

(a) amphetamine Stimulant (b) heroin psychotropic

78. What is not true about t – RNA

(a) 5’ and has an amino acid attaching site (b) 3’ and has a CCA – OH terminus

(e) constitutes about 15 % of total RNAs

79. Which one of the following is not correctly matched regarding the institution and its location

(a) Indian Botanical Garden Howrah

(b) National Botanical Research Institute Lucknow

(d) Indian Council of Agricultural Research New Delhi

(e) Nandankanam zoological park Hyderated

80. Examine the following statement

1.WBCs squeeze out of blood capillaries by diapedesis

2. Erythropoietin increases stem-cell mitosis in bone marrow

3. Cyclosporine used as immunodepressant inhibits the ac tivity of helper T-cells

4. Atrial Natriuretic factor opposes the activity of RAAS

5. A rise of WBC count is called laukopenia

Of the above statement

(a) 1,3 and 5 are correct (b) 2,4 and 5 are correct (c) 2 and 3 are wrong

(d) 5 alone is wrong (e) all are correct

81. According to the genic balance theory of sex determination in Drosophila proposed by Bridges

Which one of the following is not correct with respect chromosome compliment , X/A ratio and

sexual morphology

Chromosomes.		X/A ratio	Sex
a	3X/2A	1:5	Meta female
b	2X/2A	1.0	Female
c	2X/3A	0.65	Inter sex
d	XY/2A	0.5	Male
	XY/3A	0.33	Inter sex

82. The genotype of a B-group father of an O-group child is

(a) 1^Bl^B (b) _il^B (c) 1^A1^B (d) _il^A (e) ii

83. Find out the wrong statement

(a) Frame shift mutation occurs when a nitrogen base is deleted or added

(b) Chromosone with centromere at its terminal is telocentric

(d) Wobble hypothesis was given by H.G.Khorana

(e) Pure line breed refers to homoxygority only

84. Match columns to get the correct combination and choose correct option

Column I		Column I
1	Hugo de Vries	p-Pisum sativum
2	Fredrick Griffith	q-Biston butularia
3	Bernard Kettlewell	r-Oenothera lamarckiana
4	Gregor Mendel	s-Anopheles stephense
5	Ronald Ross	t-Diplococcus pneumoniae

(a) 1=s , 2=p , 3=t , 4=q , 5=r (b) 1-r , 2=t , 3=q , 4=p , 5=s (c) 1=t , 2=q , 3=p , 4=s , 5=r

(d) 1=q , 2=p , 3=t , 4=r , 5= s (e)1=s , 2=r , 3=p , 4=t , 5=q

85. Which one of the following is not a correct match of certain body-features and its count in normal

adult

(a) Blood urea level 17-35 mg/100 ml (b) Blood sugar 80-100 mg / 100 ml

(e) WBC count 4.5-5.5 million / cubic mm

86. Find out the incorrectly matched pair

(a) Odontoid process atlas (b) Deltoid ridge humarus

(e) Abduretor foramen pelvic girdle

87. The process that follows immediately after the entry of fertilizing sperm in to ovum is

(a) Capacitation (b) Insemination (c) Acrosome reaction (d) Cortical reaction

(e) Maturation of sperm

88. Calcium ions bring about muscle contraction by

(a) Activating GTP (b) Breaking down glycogen (c) Activation of myosine ATPase

(d) Initiation of action potential (e) Depolarisation of motor end-plate

89. Match the bones given in column І with their respective articulating bones given in column ІІ

Column І		Column ІІ
1	Occipital condyle	p-Sternum
2	Coecyx	q-Carpals
3	7^th rib	r-Tibia
4	Radius	s-Atlas
5	Femur	t-Sacrum

(a)1=r , 2=p , 3=q , 4=t , 5=s (b) 1=s , 2=t , 3=p , 4=q , 5=r (c) 1=q , 2=r , 3=t , 4=s , 5=p

(d) 1=t, 2=q , 3=s , 4=p , 5=r (e) 1=r , 2=t , 3=s , 4=p , 5=q

90. Artificial pace maker is required for patient having,

(a) Coronary thrombosis (b) Arteriosclerosis (c) Hypertension

(d) Irregularity in heart rhythm (e) All the above

91. Find out the wrong match

(a) Programmed cell death apoptosis (b) Study of ageing gerontology

(e) Growth of lost limb morpholaxis

92. Match columns to get correct combination and choose correct option

Column І	Column ІІ
1. anterior dorsal fin modified as sucker	p- Scoleodon
2. liver is a rich source of retinol	q- Torpedo
3. musculature modified as electric organ	r- Echenies
4. poisonous sting at the base of the tail	s- Trygon
5.pectoral fin enlarged as wings	t- Exocoetus

(a) 1-s, 2-q, 3-t, 4-r, 5-p (b)1-r, 2-p, 3-q, 4-s, 5-t (c) 1-t, 2-s, 3-r, 4-q, 5-p

(d) 1-q, 2-r, 3-s, 4-t, 5-p (e) 1-s, 2-t, 3-p, 4-q, 5-r

93. Find out the wrong match

(a) HLA complex chromosome-6 (b) autosomal SCID chromosome 20

(d) philadelphia chromosome chromosome 22 (e) TFD gene X chromosome

94. The Mesozoic era is regarded as the age of reptiles as well as the age of -------------------

(a) Ferns (b) flowering plants (c) mosses (d) gymnosperms (e) marine algae

95. A person is wearing spectacle with concave lenses for correcting vision, while not using the glasses the

image of distant object in his case will be formed

(a) in front of retina, (b) behind retina (c) on yellow spot (d) on blind spot

(e) none of the above

96 The vitamin which has no role as coenzyme in citric cycle and ET system is

(a) Thiamine (b) Riboflavin (c) Niacin (d) Retinol (e) Pantothenic acid

97. The region of nephron that absorbs most of the essential metabolites is

(a) Collecting duet (b) Ascending limb (c) Loop of Henle

(d)Proximal convolution (e) Distal convolution

98.The source of somatostatin is same as that of

(a) Oxytocin and vasopressin (b) Insulin and glucagon (c) Estrogen and progesterone

(d) Thyroxine and calcitonin (e) Both A and B

99.Which one of the following is not pertaining to human cerebellum ?

(a) Purkinje cells and motor function (b) Vermis and arbor vitac

(e)Rapid muscular activities

100.The number of ATP produced at substrate levelduring every turn of TCA cycle is

(a)38 (b)36 (c)12 (d)1 (e) 2

101. Pick up the wrong match

(a) Effector organs Muscles and glands

(b) Bipolar neuron Olfactory epithelium and retina

(d) Sensory nerve ІІ and II cranial nerves

(e) Cerebro spinal fluid Reduction in the weight of brain

102.The statement not true about glycolysis is

(a) A hexose sugar is reduced to 2 moleculesof pyruvic acid

(b) It is a part of anaerobic and aerobic respiration

(d) in prokaryotes it occurs in Cytoplasm

(e) In eukaryotes it takesplace in the matrix of mitochondria

103. Owls and cat feeding on mice occupy the

(a) Same niche and same habitat (b)Same habitat and different niche

104. Column І lists the infective stages of some pathogenic parasites and column ІІ lists the

parasites. Match columns and choose correct option

	Column І	Column ІІ
1	Tetranucleated cyst	p- Wucheraria banerofti
2	Embryonated egg	q-Fasciola hepatica
3	Encysted metacrcaria	r-Ascaris lumbricoides
4	Cisticercus / bladder worm	s-Entamoeba histolytica
5	Microfilaria	t-Taenia solium

(a) 1=q , 2=t , 3=p , 4=r , 5=s (b)1=r , 2=p , 3=q , 4=t , 5=s (c) 1=s , 2=r , 3=q , 4=t , 5=p

(d) 1=t , 2=s , 3=r , 4=q , 5=p (e)1=r , 2=q , 3=s , 4=p , 5=t

105.Find out the mismatch

(a) Kyoto protocol 1997 (b) Montreal protocol 1987

(d) Convention on Biodiversity 1972 (e) National forest policy 1988

106.Which one of the F2 dihybrid ratio represents supplementary gene action

(a) 9:7 (b) 13:3 (c) 15:1 (d) 9:3:3:1 (e) 9:3:4

107. Which one is not a heterozygote ?

(a) cc DD ee (b) Dd (c) Dd Ee (d) Cc Dd Ee (e) Cc DD

108.A characteristic not pertaining to Bryophytes is

(a) Development of zygote into sporophyte (b) Vascular tissues

(c) Amphibious habit (d) Filamentous rhizoids (e)Dominant gametophytic generation. 109.Eukaryotic organization is not mct with in

(a) Green algar (b) Brown algar (c) Red algar (d) Blue-green algar (e)Golden algar

110.The rate of transpiration will be very less in a situation where

(a) Environment is very hot and dry (b) High velocity wind is blowing

111. When two pea-plants were cross pollinated , 182 plants were produced in the next generation,of these

93 plants were tall and 89 plants were dwarf. The genotypes of the two parental plants are likely to be

(a) TT & tt (b) Tt & Tt (c) Tt & tt (d) TT &Tt (e) TT &TT

112. Match columns to get correct combination

Column I	Column II
1. Coprophagy	p- cockroach
2. Larvivorous	q- earthworm
3. Sanguinivorous	r- Gambusia
4. Omnivorous	s- rabbit
5. Detritivorous	t- cattle leech

(a) 1= t, 2= q, 3= p, 4= r, 5= s

(b) 1= q, 2= t, 3= s, 4= p, 5= r

(d) 1= r, 2= p, 3= q, 4= s, 5= t

(e) 1= q, 2= p, 3= s, 4= t, 5= r

113. Pick up the wrong statement

(a) Tusks of elephants are modified incisors

(b) Diastemma is a toothless space between incisors and premolars

(d) Salivary amalyse is absent in carnivores

(e) Calorie values of carbohydrate, protein and fat are 4 kcal/g, 5kcal/g and 6 kcal/g respectively

114. Inner lining of stomach and intestine is formed of

(a) squamous epithelium

(b) columnar epithelium

(d) pseudostratified epithelium

(e) transitional epithelium

Functionally acrosome corresponds to

(a) mesosome

(b) sarcosome

(d) lysosome

(e) nucleosome

Glandular structure seen in both human male and female is

(a) Bartholin’s gland

(b) bulbourethral gland

(d) Tysons’s gland

(e) Cowper’s gland

Which one is not an extra embryonic structure

(a) allatois

(b) archenteron

(d) chorion

(e) amnion

Match columns to get correct combination

Column I	Column II
1. Menarche	p- stoppage of reproductive cycle
2. Ecdysis	q- foreskin
3. Menopause	r- first menstruation
4. Hyaluronidase	s- casting of skin
5. Prepuce	t- acrosome of sperm head

(a) 1= t, 2= p, 3= s, 4= q, 5= r

(b) 1= r, 2= s, 3= p, 4= t, 5= q

(d) 1= q, 2= r, 3= t, 4= s, 5= p

(e) 1= t, 2= q, 3= r, 4= p, 5= s

During spermatogenesis developing spermatozoans remain associated with

(a) sertolicells

(b) Leydig’s

(d) spermatogonia

(e) interstial cells

120. The sequence of hormones leading to menstrual cycle is

(a) oestrogensàprogesteromsàLH

(b) FSHàoestrogensàLH

(d) FSHàoestrogensàprogestrome

(e) FSHàprosgestromeàoestrogens

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Saturday, December 14, 2013

BIOLOGY MODEL QUESTION PAPER FOR MEDICAL ENTRANCE EXAMINATION

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