MHT-CET previous paper biology 2016

Biology Question Paper-2016

 

1.	What will be the genotype of parents of a child with ‘O’ blood group ?
	(1)	`I^A I^A × I^A I^A`
	(2)	`I^B I^B × I^B IB`
	(3)	`I^A I^A × I^B I^B`
	(4)	`I^A i × I^B i`

CORRECT ANSWER

(4) `I^A i × I^B i`

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2.	In Angiosperms, megaspores formed after meiosis of megaspore mother cell are arranged in _________
	(1)	Isobilateral tetrad
	(2)	Linear tetrad
	(3)	Tetrahedral tetrad
	(4)	T-shaped tetrad

CORRECT ANSWER

(2) Linear tetrad

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3.	During replication of DNA, the two strands of the double helix are separated from each other under the influence of enzyme _________
	(1)	rep-protein
	(2)	SSBP
	(3)	initiator protein
	(4)	DNA polymerase

CORRECT ANSWER

(1) rep-protein

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4.	Identify the INCORRECT statement from the following with reference to lac operon.
	(1)	It is a unit of gene expression and regulation for lactose sugar metabolism in E. Coli.
	(2)	Lactose sugar enters the cell due to the activity of enzyme permease.
	(3)	Operators are present between promoters and structural genes.
	(4)	The structural gene ‘z’ codes for β -galactosidase, ‘y’ for transacetylase and ‘a’ for permease.

CORRECT ANSWER

(4) The structural gene ‘z’ codes for β -galactosidase, ‘y’ for transacetylase and ‘a’ for permease.

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5.	High levels of Aspartic acid, low nitrogen and sugar content in maize plants prevent the attack by ____________
	(1)	Aphids
	(2)	Jassids
	(3)	Boll worms
	(4)	Stem borers

CORRECT ANSWER

(4) Stem borers

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6.	The common feature in CAM and `C_4` plants is __________
	(1)	Stomata open only during night
	(2)	Acid concentration increases during night
	(3)	Both `C_3` and `C_4` pathway occur
	(4)	Having Kranz anatomy

CORRECT ANSWER

(3) Both C3 and C4 pathway occur

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7.	Which one of the following electron acceptor is present in respiratory chain ?
	(1)	Cytochrome f
	(2)	Cytochrome `a_3`
	(3)	Plastocyanin
	(4)	Ferredoxin

CORRECT ANSWER

(2) Cytochrome `a_3`

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8.	The codon sequence on coding strand of transcription unit is ATG GTG AGC TAC GCG. What will be the codon sequence on mRNA formed on template strand ?
	(1)	ATG GTG AGC TAC GCG
	(2)	GCG TAC AGC GTG ATG
	(3)	TAC CAC TGC ATG CGC
	(4)	AUG GUG AGC UAC GCG

CORRECT ANSWER

(4) AUG GUG AGC UAC GCG

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9.	A cross between two pea plants tall with axial flowers and dwarf with terminal flowers produced offsprings tall with axial flowers and tall with terminal flowers in the ratio 1 : 1. What will be the genotype of parents ?
	(1)	TTAa × ttaa
	(2)	TtAa × ttaa
	(3)	TtAA × ttaa
	(4)	TTAA × ttaa

CORRECT ANSWER

(1) TTAa × ttaa

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10.	Which one of the following is used by green sulphur bacteria for reduction of `CO_2` to` CH_2O` ?
	(1)	`H_2S `
	(2)	`H_2O`
	(3)	`CH_4 `
	(4)	`NH_4`

CORRECT ANSWER

(1) `H_2S`

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11.	The CORRECT sequence of events during double fertilization in Angiosperms is
	(1)	Triple fusion, syngamy, porogamy
	(2)	Syngamy, triple fusion, porogamy
	(3)	Porogamy, syngamy, triple fusion
	(4)	Syngamy, porogamy, triple fusion

CORRECT ANSWER

(3) Porogamy, syngamy, triple fusion

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12.	When genomic DNA is fragmented and cloned, the screening of the desired gene is done by using
	(1)	Plasmid DNA
	(2)	DNA probes
	(3)	Southern blotting
	(4)	PCR technique

CORRECT ANSWER

(2) DNA probes

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13.	The guano deposits are obtained from the excreta of __________
	(1)	Reptiles
	(2)	Human
	(3)	Marine birds
	(4)	Micro-organisms

CORRECT ANSWER

(3) Marine birds

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14.	In an angiosperm a female plant having 2n = 24 is crossed with a male plant having 2n = 12. What will be the chromosome number of the endosperm ?
	(1)	12
	(2)	18
	(3)	24
	(4)	30

CORRECT ANSWER

(4) 30

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15.	Two alternative forms of a gene or alleles are located on __________
	(1)	Identical loci of the same chromosome
	(2)	Non-identical loci of the same chromosome
	(3)	Identical loci of homologous chromosomes
	(4)	Non-identical loci of homologous chromosomes

CORRECT ANSWER

(3) Identical loci of homologous chromosomes

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16.	In Kreb’s cycle Guanosine Triphosphate is formed during the conversion of
	(1)	Isocitrate to oxalosuccinate
	(2)	Oxalosuccinate to α-ketoglutarate
	(3)	Succinyl CoA to succinate
	(4)	Fumarate to malate

CORRECT ANSWER

(3) Succinyl CoA to succinate

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17.	Mycorrhiza is __________
	(1)	Alga
	(2)	Fungus
	(3)	Bacteria
	(4)	Virus

CORRECT ANSWER

(2) Fungus

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18.	During PCR technique, the pairing of primers to ssDNA segment is called ________
	(1)	Denaturation
	(2)	Annealing
	(3)	Polymerisation
	(4)	Isolation

CORRECT ANSWER

(2) Annealing

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19.	___________ is the most convenient and cheap method of artificial vegetative propagation.
	(1)	Grafting
	(2)	Budding
	(3)	Cutting
	(4)	Micropropagation

CORRECT ANSWER

(3) Cutting

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20.	Glycosidic bond exists in DNA molecule between __________
	(1)	Sugar and phosphate
	(2)	Any two nitrogen bases
	(3)	Sugar and nitrogen base
	(4)	Purines and pyrimidines

CORRECT ANSWER

(3) Sugar and nitrogen base

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21.	Which of the following wall layer of anther shows fibrous thickenings of callose ?
	(1)	Epidermis
	(2)	Tapetum
	(3)	Middle layer
	(4)	Endothecium

CORRECT ANSWER

(4) Endothecium

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22.	Photosynthesis is considered as an oxidation reaction because __________
	(1)	`CO_2` is oxidised
	(2)	`H_2O` is oxidised
	(3)	`O_2` is released
	(4)	`CH_2O` is oxidised

CORRECT ANSWER

(2) `H_2O` is oxidised

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23.	Which one of the following is the CORRECT order of conversion of waste materials during biogas formation?
	(1)	Monomers → polymers → methane → organic acids
	(2)	Organic acids → methane → polymers → monomers
	(3)	Methane → organic acids → polymers → monomers
	(4)	Polymers → monomers → organic acids → methane

CORRECT ANSWER

(4) Polymers → monomers → organic acids → methane

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24.	Match the plant and the part in relation to Vegetative Propagation.

	(1)	Dahlia	a)	Eyes
	(2)	Solanum tuberosum	b)	Runner
	(3)	Begonia	c)	Fasciculated tuberous roots
	(4)	Cynodon	d)	Epiphyllous buds

	(1)	(1) – c, (2) – a, (3) – b, (4) – d
	(2)	(1) – d, (2) – a, (3) – b, (4) – c
	(3)	(1) – c, (2) – a, (3) – d, (4) – b
	(4)	(1) – b, (2) – c, (3) – a, (4) – d

CORRECT ANSWER

(3) (1) – c, (2) – a, (3) – d, (4) – b

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25.	Agrobacterium tumefaciens is most widely used for gene transfer because __________
	(1)	it causes crown gall tumours
	(2)	of its ability to insert Ti plasmid into nuclear genome
	(3)	it can grow anywhere
	(4)	it has ability to kill pathogenic bacteria

CORRECT ANSWER

(2) of its ability to insert Ti plasmid into nuclear genome

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26.	Which of the following event does NOT lead into secondary succession ?
	(1)	All organisms that existed are lost
	(2)	Where no living organisms ever existed
	(3)	Abandoned crop field
	(4)	Land affected by flood

CORRECT ANSWER

(2) Where no living organisms ever existed

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27.	A nucleosome along with linker DNA consists of __________
	(1)	eight molecules of histones and 146 base pairs
	(2)	eight molecules of histones and 200 base pairs
	(3)	nine molecules of histones and 146 base pairs
	(4)	nine molecules of histones and 200 base pairs

CORRECT ANSWER

(4) nine molecules of histones and 200 base pairs

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28.	During aerobic respiration the final electron acceptor is
	(1)	Cyto b
	(2)	`NADH_2`
	(3)	Water
	(4)	Oxygen

CORRECT ANSWER

(4) Oxygen

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29.	In quantitative inheritance, when a character is controlled by two pairs of genes, the ratio obtained in `F_2` generation is __________
	(1)	1 : 2 : 1
	(2)	1 : 4 : 6 : 4 : 1
	(3)	9 : 3 : 3 : 1
	(4)	1 : 6 : 15 : 20 : 15 : 6 : 1

CORRECT ANSWER

(2) 1 : 4 : 6 : 4 : 1

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30.	Which one of the following pigment functions as a reaction center in photosynthesis ?
	(1)	Chlorophyll-a
	(2)	Xanthophyll
	(3)	Carotenoid
	(4)	Anthocyanin

CORRECT ANSWER

(1) Chlorophyll-a

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31.	Remarkable increase in rice production from 35 million tones to 89.5 million tones during 1960 – 2000 was mainly due to __________
	(1)	Improved semidwarf varieties
	(2)	Introduction of Golden rice
	(3)	Increased use of chemical fertilizers
	(4)	Cultivation of wild varieties

CORRECT ANSWER

(1) Improved semidwarf varieties

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32.	Which of the following is the first cell of female gametophytic generation in Angiosperms ?
	(1)	Megaspore mother cell
	(2)	Microspore mother cell
	(3)	Functional megaspore
	(4)	Egg cell

CORRECT ANSWER

(3) Functional megaspore

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33.	During dihybrid cross, in the `F_2` generation, the ratio of individuals showing one dominant and the other recessive character will be _________ of parents with contrasting characters.
	(1)	$\raisebox{1ex}{$4$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$
	(2)	$\raisebox{1ex}{$6$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$
	(3)	$\raisebox{1ex}{$8$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$
	(4)	$\raisebox{1ex}{$9$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$

CORRECT ANSWER

(2) $\raisebox{1ex}{$6$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$

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34.	In an ecological succession the pioneers are generally __________
	(1)	Autotrophs
	(2)	Carnivores
	(3)	Herbivores
	(4)	Detrivores

CORRECT ANSWER

(1) Autotrophs

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35.	Given below are some antibiotics and their microbial source. Match the correct pairs.

	(1)	Chloromycetin	a)	Streptomyces griseus
	(2)	Erythromycin	b)	Penicillium chrysogenum
	(3)	Penicillin	c)	Streptomyces erythreus
	(4)	Streptomycin	d)	Streptomyces venezuelae

	(1)	1 – a, 2 – b, 3 – c, 4 – d
	(2)	1 – d, 2 – c, 3 – b, 4 – a
	(3)	1 – b, 2 – d, 3 – a, 4 – c
	(4)	1 – c, 2 – a, 3 – d, 4 – b

CORRECT ANSWER

(2) 1 – d, 2 – c, 3 – b, 4 – a

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36.	In plasmid pBR 322, ‘BR’ stands for
	(1)	Baculovirus and Retrovirus
	(2)	Boyer and Reed
	(3)	Bolivar and Rodrigues
	(4)	Bacillus and Rhizobium

CORRECT ANSWER

(3) Bolivar and Rodrigues

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37.	How many glucose molecules are required for the formation of 52 pyruvic acid molecules at the end of glycolysis ?
	(1)	52
	(2)	46
	(3)	32
	(4)	26

CORRECT ANSWER

(4) 26

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38.	The pitch angle of deflection between two successive base pairs in DNA double helix is
	(1)	20°
	(2)	34°
	(3)	36°
	(4)	360°

CORRECT ANSWER

(3) 36°

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39.	Which one of the following processes involved in alcohol production is NOT involved in wine production ?
	(1)	Malting
	(2)	Mashing
	(3)	Fermentation
	(4)	Distillation

CORRECT ANSWER

(4) Distillation

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40.	Which one of the following is formed as a result of cyclic photophosphorylation ?
	(1)	`NADPH_2`
	(2)	`O_2`
	(3)	ATP
	(4)	`H_2O`

CORRECT ANSWER

(3) ATP

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41.	Which of the following in embryo sac of angiosperms shows filiform apparatus ?
	(1)	Antipodals
	(2)	Polar nuclei
	(3)	Egg
	(4)	Synergids

CORRECT ANSWER

(4) Synergids

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42.	Which one of the following organism’s plasmid was used successfully for the first time as a vector by Stanley Cohen and Herbert Boyer?
	(1)	Salmonella typhimurium
	(2)	Streptococcus pneumoniae
	(3)	Staphylococcus aureus
	(4)	Rhizobium leguminosarum

CORRECT ANSWER

(1) Salmonella typhimurium

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43.	During a dihybrid cross with contrasting characters in the `F_2` generation parental genotypes will appear in _________ ratio.
	(1)	$\raisebox{1ex}{$1$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$
	(2)	$\raisebox{1ex}{$2$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$
	(3)	$\raisebox{1ex}{$3$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$
	(4)	$\raisebox{1ex}{$9$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$

CORRECT ANSWER

(2) $\raisebox{1ex}{$2$}\!\left/ \!\raisebox{-1ex}{$16$}\right.$

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44.	The wall of pollen tube is made up of
	(1)	Cellulose and Pectin
	(2)	Only sporopollenin
	(3)	Lignin and Pectin
	(4)	Pectin and Sporopollenin

CORRECT ANSWER

(1) Cellulose and Pectin

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45.	The micro consumers are commonly called __________
	(1)	Autotrophs
	(2)	Herbivores
	(3)	Decomposers
	(4)	Carnivores

CORRECT ANSWER

(3) Decomposers

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46.	Which of the following is a character of Castor plant to avoid autogamy ?
	(1)	Unisexuality
	(2)	Protogyny
	(3)	Protandry
	(4)	Heterostyly

CORRECT ANSWER

(1) Unisexuality

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47.	During hybridization offsprings with hybrid vigour superior to both parents are self pollinated for few successive generations to __________
	(1)	retain their parental characters
	(2)	remove their parental characters
	(3)	get homozygosity
	(4)	segregate characters

CORRECT ANSWER

(3) get homozygosity

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48.	Which of the following is the WRONG match between the plant and its character for adaptation of cross pollination ?
	(1)	Zostera → Bright coloured flowers with nectar
	(2)	Bougainvillea → Petaloid bracts
	(3)	Passion flower → Corona
	(4)	Adansonia → Copious nectar

CORRECT ANSWER

(1) Zostera → Bright coloured flowers with nectar

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49.	What is the outbreeding device, where the stamens and carpels mature at different times called ?
	(1)	Monoecy
	(2)	Self sterility
	(3)	Dichogamy
	(4)	Heterostyly

CORRECT ANSWER

(3) Dichogamy

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50.	In anaerobic respiration acetaldehyde is reduced to form alcohol by utilising `NADH_2` obtained from __________
	(1)	Glycolysis
	(2)	Terminal oxidation
	(3)	Kreb’s cycle
	(4)	Acetylation

CORRECT ANSWER

(1) Glycolysis

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51.	A pair of analogous organs is
	(1)	Wing of bird – flipper of whale
	(2)	Forelimbs of horse and man
	(3)	Wing of bird – forelimb of horse
	(4)	Wing of insect and wing of bird

CORRECT ANSWER

(4) Wing of insect and wing of bird

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52.	In diploid set of chromosomes, deletion or addition of a member leads to
	(1)	Aneuploidy
	(2)	Euploidy
	(3)	Polyploidy
	(4)	Triploidy

CORRECT ANSWER

(1) Aneuploidy

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53.	Select the correct match :

		I		II
	i)	Competition	a)	Tapeworm and man
	ii)	Commensalism	b)	Lichen
	iii)	Mutualism	c)	Cattle egret and cattle
	iv)	Parasitism	d)	Lions and Leopards

	(1)	i – d, ii – c, iii – b, iv – a
	(2)	i – d, ii – b, iii – c, iv – a
	(3)	i – c, ii – b, iii – d, iv – a
	(4)	i – a, ii – b, iii – d, iv – c

CORRECT ANSWER

(1) i – d, ii – c, iii – b, iv – a

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54.	Which one of the following statement is CORRECT?
	(1)	Fertilization in human takes place in womb
	(2)	Zygote contains haploid number of chromosomes
	(3)	Fertilization membrane avoids polyspermy
	(4)	Primary oocyte inhibits the process of oogenesis

CORRECT ANSWER

(3) Fertilization membrane avoids polyspermy

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55.	Osmoreceptors are present in the
	(1)	Hypothalamus
	(2)	Hypophysis
	(3)	Epiphysis
	(4)	Epithalamus

CORRECT ANSWER

(1) Hypothalamus

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56.	The interaction observed in this diagram is
	(1)	Commensalism
	(2)	Competition
	(3)	Mutualism
	(4)	Predation

CORRECT ANSWER

(4) Predation

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57.	Select the correct match :

		I		II		III
	i)	Monocyte	a)	Large round nucleus	l)	Antihistamine property
	ii)	Lymphocyte	b)	Twisted nucleus	m)	Release heparin
	iii)	Basophil	c)	Bilobed nucleus	n)	Phagocytic
	iv)	Eosinophil	d)	Kidney shaped nucleus	o)	Produce antibodies

	(1)	i – d – n, ii – a – o, iii – b – m, iv – c – l
	(2)	i – b – m, ii – a – l, iii – c – n, iv – d – o
	(3)	i – c – n, ii – b – o, iii – d – m, iv – a – l
	(4)	i – a – o, ii – d – m, iii – c – l, iv – b – n

CORRECT ANSWER

(1) i – d – n, ii – a – o, iii – b – m, iv – c – l

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58.	The parietal and temporal lobes are separated by
	(1)	Central sulcus
	(2)	Longitudinal fissure
	(3)	Lateral sulcus
	(4)	Parieto-occipital sulcus

CORRECT ANSWER

(3) Lateral sulcus

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59.	The corpus callosum interconnects
	(1)	Cerebral hemispheres
	(2)	Cerebellar hemispheres
	(3)	Corpora quadrigemina
	(4)	Crura Cerebri

CORRECT ANSWER

(1) Cerebral hemispheres

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60.	The parotid salivary glands are innervated by branches of __________ nerve.
	(1)	Vagus
	(2)	Spinal accessory
	(3)	Facial
	(4)	Glossopharyngeal

CORRECT ANSWER

(4) Glossopharyngeal

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61.	Lac is used in the
	(1)	Production of guano
	(2)	Production of Isinglass
	(3)	Silvering mirrors
	(4)	Production of soaps

CORRECT ANSWER

(3) Silvering mirrors

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62.	Bacterial poultry diseases mainly include
	(1)	Avian influenza, Bronchitis, Ranikhet
	(2)	Enteritis, TB, CRD
	(3)	Favus, Thrush, Aspergillosis
	(4)	Bird Flu, Coccidiosis, Pullorum

CORRECT ANSWER

(2) Enteritis, TB, CRD

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63.	A change in a wart or mole on the skin is observed in
	(1)	Adenoma
	(2)	Carcinoma
	(3)	Lymphoma
	(4)	Melanoma

CORRECT ANSWER

(4) Melanoma

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64.	The spermatozoa not ejaculated are reabsorbed in the
	(1)	Ejaculatory duct
	(2)	Urethra
	(3)	Vas efferns
	(4)	Vas deferens

CORRECT ANSWER

(4) Vas deferens

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65.	All of the following are ape-men stages in origin of man EXCEPT
	(1)	Ramapithecus
	(2)	Kenyapithecus
	(3)	Dryopithecus
	(4)	Australopithecus

CORRECT ANSWER

(3) Dryopithecus

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66.	Linkage groups can be separated during ____________ in meiosis.
	(1)	Crossing over
	(2)	Synapsis
	(3)	Tetrad formation
	(4)	Terminalization

CORRECT ANSWER

(1) Crossing over

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67.	One of the most polluted river in Maharashtra is
	(1)	Brahmaputra
	(2)	Ganga
	(3)	Jamuna
	(4)	Panchaganga

CORRECT ANSWER

(4) Panchaganga

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68.	Hypercalcemic hormone is
	(1)	Aldosterone
	(2)	Calcitriol
	(3)	PTH
	(4)	TCT

CORRECT ANSWER

(3) PTH

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69.	An oral contraceptive pill checks
	(1)	Fertilization
	(2)	Implantation
	(3)	Infection
	(4)	Ovulation

CORRECT ANSWER

(4) Ovulation

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70.	AB blood group was discovered by
	(1)	Decastello and Sturli
	(2)	Karl Landsteiner
	(3)	William Harvey
	(4)	Wallace Alfred

CORRECT ANSWER

(1) Decastello and Sturli

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71.	The process by which primary germinal layers are formed is called
	(1)	Blastulation
	(2)	Cleavage
	(3)	Gastrulation
	(4)	Implantation

CORRECT ANSWER

(3) Gastrulation

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72.	Select the group of animals adapted for ammonotelism, guanotelism and ureotelism respectively from the following
	(1)	Tadpole larva of frog, spider, pigeon
	(2)	Scorpion, turtle and labeo
	(3)	Catla, penguin and cat
	(4)	Cobra, cockroach and Bombay duck

CORRECT ANSWER

(3) Catla, penguin and cat

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73.	Muscular ridges at inner surface of ventricles are called
	(1)	Chordae tendinae
	(2)	Inter ventricular septum
	(3)	Papillary muscle
	(4)	Trabeculae carnae

CORRECT ANSWER

(4) Trabeculae carnae

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74.	Which of the following is NOTa breed of buffalo ?
	(1)	Gir
	(2)	Nili
	(3)	Nagpuri
	(4)	Surti

CORRECT ANSWER

(1) Gir

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75.		Column A	Column B	Column C
	i)	Coenozoic	2 – 65 mya	Origin of vertebrates
	ii)	Palaeozoic	500 – 165 mya	Rise of egg laying mammals
	iii)	Mesozoic	135 – 225 mya	Reptiles dominant
	iv)	Proterozoic	350 – 500 mya	Trilobites dominant
	The correct match of Columns A, B and C is

	(1)	i
	(2)	ii
	(3)	iii
	(4)	iv

CORRECT ANSWER

(3) iii

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76.	Which of the following organisms is NOTinvolved in genome sequencing and mapping technique ?
	(1)	Drosophila melanogaster
	(2)	E. Coli
	(3)	Mus musculus
	(4)	Salmonella typhi

CORRECT ANSWER

(4) Salmonella typhi

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77.	The most common chemical compounds formed in Urey-Miller’s experiment were
	(1)	Amino acids
	(2)	Ammonia
	(3)	Methane
	(4)	Vitamins

CORRECT ANSWER

(1) Amino acids

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78.	Select the CORRECT pair of endodermal derivatives.
	(1)	Adrenal medulla – Dermis of skin
	(2)	Lungs – Thyroid gland
	(3)	Lymphatic vessel – Vagina
	(4)	Retina – Tonsil

CORRECT ANSWER

(2) Lungs – Thyroid gland

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79.	Peacock shows following genotype.
	(1)	XX
	(2)	XY
	(3)	ZZ
	(4)	ZW

CORRECT ANSWER

(3) ZZ

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80.	Incubation period of Treponema Pallidum is about
	(1)	2 to 14 days
	(2)	7 to 21 days
	(3)	1 to 2 weeks
	(4)	3 to 4 weeks

CORRECT ANSWER

(4) 3 to 4 weeks

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81.	Acromegaly is caused by hypersecretion of _______________ in the adult.
	(1)	ACTH
	(2)	GH
	(3)	MSH
	(4)	TSH

CORRECT ANSWER

(2) GH

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82.	Restriction endonuclease, in DNA finger printing, carries out following process.
	(1)	Fragmentation of DNA
	(2)	Getting copies of DNA
	(3)	Loading DNA on agaroseplate
	(4)	Synthesis of DNA

CORRECT ANSWER

(1) Fragmentation of DNA

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83.	Which one of the following is NOT the symptom of malaria ?
	(1)	Arthralgia
	(2)	Fever
	(3)	Dysentery
	(4)	Shivering

CORRECT ANSWER

(3) Dysentery

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84.	In ECG, P – wave represents
	(1)	Ventricular repolarization
	(2)	Ventricular depolarization
	(3)	Atrial depolarisation
	(4)	Atrial repolarization

CORRECT ANSWER

(3) Atrial depolarisation

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85.	The isthmus which connects right and left lobes of thyroid gland is located from _____________ tracheal cartilages.
	(1)	`1^(st) to 3^(rd)`
	(2)	`2^(nd) to 4^(th)`
	(3)	`5^(th) to 7^(th) `
	(4)	`6^(th) to 8^(th)`

CORRECT ANSWER

(2) `2^(nd) to 4^(th)`

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86.	Asexual reproduction through formation of gemmule occurs in
	(1)	Ascidian
	(2)	Hydra
	(3)	Planaria
	(4)	Spongilla

CORRECT ANSWER

(4) Spongilla

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87.	The marsupial mammal amongst the following animals is
	(1)	Gibbon
	(2)	Kangaroo
	(3)	Lemur
	(4)	Spiny ant-eater

CORRECT ANSWER

(2) Kangaroo

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88.	When white eyed and miniature winged Drosophila melanogaster is crossed with its wild type, it produces following percent of recombinants.
	(1)	1.3%
	(2)	37.2%
	(3)	62.8%
	(4)	98.7%

CORRECT ANSWER

(2) 37.2%

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89.	Asiatic wild ass is an example of
	(1)	Endangered species
	(2)	Extinct species
	(3)	Rare species
	(4)	Vulnerable species

CORRECT ANSWER

(1) Endangered species

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90.	The quantitative and statistical study of human population is
	(1)	Calligraphy
	(2)	Demography
	(3)	Topography
	(4)	Seismography

CORRECT ANSWER

(2) Demography

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91.	Cystic fibrosis can be treated by _______________ in gene therapy.
	(1)	TGF-B
	(2)	TPA
	(3)	DNase
	(4)	BGH

CORRECT ANSWER

(3) DNase

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92.	ADH carries out following functions EXCEPT
	(1)	Increases blood pressure
	(2)	Increases glomerular filtrate rate
	(3)	Increases permeability for water in DCT
	(4)	Increases `Na^+` excretion

CORRECT ANSWER

(4) Increases Na+ excretion

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93.	Which of the following are NOT produced as transgenic animals ?
	(1)	Sheep and Pig
	(2)	Rat and Rabbit
	(3)	Dog and Banded Krait
	(4)	Cow and Fish

CORRECT ANSWER

(3) Dog and Banded Krait

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94.	Temporal lobe of cerebrum is concerned with the detection of following sensations EXCEPT
	(1)	Hearing
	(2)	Pressure
	(3)	Smell
	(4)	Taste

CORRECT ANSWER

(2) Pressure

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95.	The sterilization procedure in human female is
	(1)	Coitus interruptus
	(2)	Rhythm method
	(3)	Tubectomy
	(4)	Vasectomy

CORRECT ANSWER

(3) Tubectomy

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96.	In the given diagram, the role of ‘X’ is to
	(1)	Generate cardiac impulse
	(2)	Cause atrial systole
	(3)	Cause ventricular diastole
	(4)	Carry cardiac impulse to ventricles

CORRECT ANSWER

(4) Carry cardiac impulse to ventricles

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97.	A pair of hormones produced by kidneys is
	(1)	Erythropoietin and relaxin
	(2)	Erythropoietin and calcitriol
	(3)	Calcitonin and relaxin
	(4)	Calcitonin and calcitriol

CORRECT ANSWER

(2) Erythropoietin and calcitriol

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98.	Alec Jeffreys used ________________ as genetic marker.
	(1)	HUMULIN
	(2)	Radioactive probe
	(3)	RFLP
	(4)	VNTR

CORRECT ANSWER

(4) VNTR

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99.	Which constituent of seminal fluid helps in coagulation of semen after ejaculation ?
	(1)	Fibrin
	(2)	Fibrinogen
	(3)	Fructose
	(4)	Prostaglandins

CORRECT ANSWER

(2) Fibrinogen

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100.	Which one of the following statement is CORRECT ?
	(1)	Lysergic acid diethylamide is a depressant
	(2)	Heroin is diacetylmorphine
	(3)	Hashish has hallucinogenic property
	(4)	Cocaine is opioid drug

CORRECT ANSWER

(2) Heroin is diacetylmorphine

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