Book Code: GK-EN-BIO-Vol-3 Edition: 004-008

Which one is a bone of skull?
1
(a) atlas (b) femur (c) tibia (d) ptrygoid A1
Solenoyte and nephridia are excretory organ of which of following phyla?
2
(a) platyhelminthes and annelida (b) annelida and arthropoda
(c) coelentrata and mollusca (d) aschelminthes and annelida A2
Movement of coelmicfluid aids locomotion in
3
(a) frog (b) hydra (c) starfish (d) earthworm A3
Reabsorption of water in PCT part of nephron is
4
(a) passive 75% (b) active 40% (c) active, 80% (d) passive, 40% A4
Sutural joints are present between
5
(a) thumb and metatarsal (b) humerus and radio-ulna
(c) parietals of skull (d) glenoid cavity and pectroal girdle A5
The seminal root is characteristic of
6
(a) pteridophytes (b) monocot (c) dicot (d) all of these A6
The most effective light in photosynthesis is
7
(a) red (b) blue (c) green (d) yellow A7
The largest cell in angiosperm embryosac is
8
(a) egg (b) antipodal cell (c) central cell (d) synergid A8
The remnent of nucellus in the seed is
9
(a) endosperm (b) albumin (c) pericarp (d) perisperm A9
The main mineral which takes part in nitrogen metabolism is
10
(a) Zn (b) Mg (c) Mo (d) Ca A10
Hypopodium is associated with
11
(a) stem (b) leaf (c) inflorescence (d) fruit A11
The secondary medullary rays are found from
12
(a) fusiform initial (b) ray initial (c) both (d) flank cell A12
The ploidy of primary endosperm nucleus in angiosperm is
13
(a) haploid (b) diploid (c) triploid (d) tetraploid A13
The mineral essential for Auxin synthesis is
14
(a) Ca (b) Mn (c) Zn (d) Mg A14
An unbranched stem with crown of leaves at the top is
15
(a) culm (b) caudex (c) cauline (d) callus A15
Number of floating ribs in human body is
16
(a) two pairs (b) three pairs (c) five pairs (d) six pairs A16
Urea is transported through
17
(a) RBCs (b) WBCs (c) blood plasma (d) all the above A17
Slowing of heart beat is called
18
(a) tachycardia (b) bradycardia (c) cardiac arrest (d) lymphokinesis A18
Book lungs are respiratory organs of
19
(a) mollusca (b) mammals (c) arachnida (d) earthworm A19
Carbon dioxide is carried in the blood
20
(a) as dissolved gas (b) as bicarbonates
(c) in combination with haemoglobin (d) all of the above A20
Sympatheic nervous system is also called
21
(a) visceral (b) thoracio-lumbar (c) cranio - sacral out flow (d) mesenteric A21
The name of disease connected with Rh factor is
22
(a) haemophilia (b) erythropoiesis (c) myxodema (d) erythroblastosis A22
Principal cations and anions present in blood plasma are
23
(a) K+ and Cl- (b) Na+ and Cl- (c) Ca2+ and Cl- (d) K+ and Na+ A23
Which of the following is not a function of vitamins?
24
(a) digestion (b) metabolism (c) growth (d) none of the above A24
Plumule sheath is
25
(a) coleorhiza (b) coleptile (c) scape (d) bract A25
The ascent of sap takes place through
26
(a) phloem (b) cambium (c) xylem (d) epidermis A26
Heart beat is accelerated by
27
(a) sympathetic nerves and acetylcholine (b) cranial nerve and adrenaline
(c) cranial nerves and acetylcholine (d) sympathetic nerves and epinephrine A27
In peritoneal dialysis, the dialysate is passed into
28
(a) urinary bladder (b) abdominal cavity (c) thoracic cavity (d) stomach A28
A monoecious plant is
29
(a) mulberry (b) date palm (c) vallisneria (d) cocos A29
The mint family is
30
(a) Rubiaceae (b) Labiateae (c) Rutaceae (d) Papilionaceae A30
Water exudation through hydathodes is
31
a) guttation b) hydrolysis c) transcription d) transpiration e) excretion A31
Wild pea plant is
32
(a) pisum (b) Lathyrus (c) Cicer (d) Arachis A32
Food materials are stored in allium in
33
(a) fleshy stem (b) fleshy scaleleaves (c) fleshy root (d) fleshy peduncle A33
Bulliform cells are present in
34
(a) upper epidermis of dicot leaf (b) upper epidermis of monocot leaf
(c) lower epidermis of dicot leaf (d) lower epidermis of monocot leaf A34
In most angiosperms, pollen grains are liberated at
35
(a) Two celled stage (b) Three celled stage
(c) Four celled stage (d) none of these A35
The leaves that arise from underground stem and appear to arise from ground level
36
are
(a) cauline (b) radical (c) deciduous (d) ephemeral A36
The solution that has comparatively high concentration is called
37
a) isotonic b) hypotonic c) hypertonic d) homosmotic e) none of the above A37
Hydathodes are found in
38
a) pollen grains b) vein endings c) axillary buds
d) flower buds e) root hairs A38
The scientist who proposed that, the closing of stomata in water stressed plant is
39
due to the production of a hormone ABA
a) Benthem and Hooker b) Jacob and Monad c) Wright and Hiron
d) Urey and Miller e) Blackman A39
The first two carbon compound formed in photorespiration is
40
a) RUBP b) PGA c) PGAL d) glucose 6-phosphate e) phosphoglycolate A40
The given DNA sequence undergoes frame shift mutation Find the mutated
41
sequence. The original DNA sequence was ATC AAC CAT TAC ......
a) AUC AAC CAT TAC b) ATC AAC GAT TAC c) ATC ACG ATT ACA
d) ATC AAC CAT TAG e) TCA ACC ATT ACT A41
In higher plants, the shape of chloroplast is
42
a) discoid b) cup shaped c) girdle shaped d) reticulate e) none of these A42
An obligate stem parasite is
43
a) rafflesia b) orobunche c) cuscuta d) monotropa e) loranthus A43
Tendrillar petiole is seen in
44
(a) Gloriosa (b) Vitis (c) Passiflora (d) Clematis A44
The characteristic inflorescence of the family asteraceae is
45
(a) corymb (b) capitulum (c) spike (d) spadix A45
The inflorescence of Euphorbia pulcherima is
46
(a) hypanthodium (b) cyathium (c) spikelet (d) veritcilaster A46
A diploid structure is
47
(a) antipodal cell (b) synergid (c) integument (d) egg A47
The plant hormone mainly responsible tropic movement in plant is
48
(a) Auxin (b) gibberelin (c) ethylene (d) ABA A48
Water potential is equal to
49
a) Ψ b) π + WP c) π + TP d) Ψs + Ψp e) none of these A49
Anti transpirants are
50
a) both ABA and PMA b) both PMA and IAA c) both ABA and ATP
d) both NAD and ABA e) both NAD and PMA A50
Magnesium is an important component of
51
a) haemoglobin b) florigen c) enzymes d) chlorophyll e) immunoglobin A51
Phyllode of Acacia is the modification of
52
(a) primary rachis (b) sec rachis (c) stem (d) root A52
A siphonostelic condition is seen in
53
(a) monocot stem and dicot root (b) monocot root and monocot stem
(c) monocot root and dicot stem (d) all of these A53
The characteristic fruit of citrus family is
54
(a) pepo (b) pome (c) hespiridium (d) berre A54
During the opening of stomata the DPD of guard cell
55
(a) increases (b) decreases (c) both (d) none of these A55
The cambial ring of Dicot root is
56
(a) partly primary and secondary is origin (b) secondary
(c) none of these (d) both (a) and (b) A56
The outermost layer stele is
57
(a) endodermis (b) pericycle (c) medullary rays (d) conjuctive parenchyma A57
Which are involved in muscle contraction?
58
(a) calcium and magnesium (b) calcium and sodium
(c) sodium and potassium (d) magnesium and potassium A58
Bony fishes are
59
(a) ureotelic (b) uricotelic (c) aminotelic (d) ammonotelic A59
The end products of fermentation are
60
(a) ethyl alcohol and carbon dioxide (b) ethyl alcohol and oxygen
(c) methyl alcohol and carbon dioxide (d) methyl alcohol only A60
A molecule of haemoglobin carries oxygen molecules
61
(a) one (b) two (c) three (d) four A61
Hamburger phenomenon is also known as
62
(a) sodium pump (b) chloride shift (c) hydrogen shift (d) potassium shift A62
Human spleen controls
63
(a) pulse rate (b) heart beat (c) blood volume (d) hormone secretion A63
An example of compound gland
64
(a) gastric gland (b) liver (c) sweat land (d) pancreas A64
Most numerous of white blood corpuscles are
65
(a) basophils (b) neutrphils (c) monocytes (d) eosinophils A65
Which is the largest bone in the middle ear?
66
(a) incus (b) malleus (c) stapes (d) cochlea A66
If stimulus several times greater than threshold stimulus is provided to muscle fibre.
67
it will
(a) contract with same force (b) contract forcefully
(c) contract slightly (d) undergo tetany A67
Collagen fibers of connective tissue can be digested by
68
(a) pepsin (b) trypsin (c) rennin (d) none A68
Voice in mammals is produced
69
(a) by syrinx (b) by bronchus (c) during inhalation (d) during exhalation A69
Pulse pressure is
70
(a) diastolic pressure (b) systolic pressure
(c) difference between (b) and (a) (d) pressure in great veins A70
Which one yields ATP required for muscle contraction?
71
(a) myoglobin (b) creatine phosphate (c) creatine (d) myosin A71
Bicollateral Vascular bundle consist of
72
(a) two xylem, one phloem and Two cambium
(b) Two phloem, Two xylem and Two cambium
(c) Two phloem, One xylem and Two cambium
(d) Two phloem, One xylem and One cambium A72
Brown heart disease is due to the deficiency of
73
a) molybdenum b) potassium c) iron d) boron e) copper A73
Short day plant among the following is
74
a) chrysanthemum b) beet root c) sunflower d) cotton e) tomato A74
An amphidiploid plant is
75
a) tetraploids from single species b) double diploids from single parents
c) diploids from different species d) diploids from single species e) none of these A75
Cells from an individual with three 'X' chromosomes have
76
a) one barr body b) two barr bodies c) three barr bodies
d) one barr body with half heterochromatin e) none of these A76
The quantitative inheritance was first observed by
77
a) Kolreuter b) Mendel c) Morgan d) Darwin e) Johannsen A77
In submerged plants, CO2 reaches the photosynthetic cells in the form of
78
a) carbon tetrachloride b) bicarbonates c) carbondioxide
d) carbonic acid e) carbon monoxide A78
Phospho enol pyruvate is
79
(a) 2-carbon compound (b) 3-carbon compound
(c) 4-carbon compound (d) 5-carbon compound A79
Which of the following carries, glucose from digestive tract to liver?
80
(a) pulmonary vein (b) hepatic portal vein
(c) hepatic artery (d) none of these A80
Leguminous plants show sleep like movements due to
81
a) turger movement b) tropic movement c) sleeping movement
d) nastic movement e) tactic movement A81
A true dihybrid is represented by
82
a) Tt RR b) tt Rr c) TT Rr d) Tt Rr e) TT RR A82
Root buttresses are commonly found in
83
a) Bamboo b) Musa c) Morinda d) Bombax e) Hydrangia A83
The anticancer substance vincristin can be extracted from
84
a) atropa belladona b) chrysanthemum c) catheranthus rosea
d) rauwolfia serpentina e) leucas aspera A84
Lederberg's replica plate experiment is connected with
85
a) adaptation b) morphology c) artificial selection
d) phenology e) none of the above A85
Pesticide with very low biodegradation and strong affinity for fatty tissues are
86
a) organo phosphates b) organochlorides c) pyrethrodids
d) allerthrin e) triazines A86
The study of fossil is termed as
87
a) paleo geography b) palynology c) palaentology
d) organic evolution e) herpetology A87
National AIDS research institute is located at
88
a) Chennai b) Calcutta c) Bangalore d) Delhi e) Pune A88
If a non-taster has taster brother and sister. The genotype of the parents may be
89
a) Tt and TT b) tt and tt c) Tt and Tt d) TT and TT e) none of these A89
Mass flow hypothesis is associated with
90
a) phloem b) xylem c) parenchyma d) collenchyma e) sclerenchyma A90
Auxonometer is an instrument used to measure
91
(a) sound (b) growth of plants (c) transpiration (d) photosynthesis A91
Ciliated cells are found in
92
(a) bronchus (b) pancreas (c) liver (d) uterus A92
The nitrogen base not commonly found in RNA
93
a) adenine b) thymine c) guanine d) cytosin e) uracil A93
The earliest fossil from in the phylogeny of horse is
94
a) eohippus b) merychippus c) mesohippus d) equs e) metachippus A94
Vascular graft is a therapeutic measure used in patients with
95
a) heart attack b) valvular defects c) aneurysm
d) defective SA node e) rheumatic fever A95
In a double stranded B-DNA, the adenine form 18%, what is the expected
96
percentage of guanine in the DNA molecule
a) 18% b) 36% c) 32% d) 64% e) 9% A96
Pollination by ants is termed as
97
a) chiropterophily b) malcophily c) ornithophily
d) myrmicophily e) entemophily A97
Parachute mechanism of dispersal is commonly found in
98
a) casuarina b) artocarpus c) musa d) calotropis e) pistia A98
Pollination is a characteristic feature of
99
a) bryophyte b) pteridophyte c) fungus d) angiosperm e) all the above A99
100 The anti dwarfinic plant hormone is
(a) Auxin (b) Gibberellin (c) ethylene (d) cytokinin A100
Answers
(Click on the Question Numbers for the Questions)
a1 a2 a3 a4 a5 a6 a7 a8 a9 a10 a11 a12 a13 a14 a15
D A D A C B A C D C B B C C B
a16 a17 a18 a19 a20 a21 a22 a23 a24 a25 a26 a27 a28 a29 a30
A C B C D B D B A B C D B D B
a31 a32 a33 a34 a35 a36 a37 a38 a39 a40 a41 a42 a43 a44 a45
A B B B A B C B C E E A C D B
a46 a47 a48 a49 a50 a51 a52 a53 a54 a55 a56 a57 a58 a59 a60
B C A D A D A C C A B B A D A
a61 a62 a63 a64 a65 a66 a67 a68 a69 a70 a71 a72 a73 a74 a75
D B C D B B A A D C B C D A C
a76 a77 a78 a79 a80 a81 a82 a83 a84 a85 a86 a87 a88 a89 a90
B B B B B A D D C A B C E C A
a91 a92 a93 a94 a95 a96 a97 a98 a99 a100
B A B A C C D D D B