1 Which ofthe following is not a function of mitochondria

Krebs cycle

Electron transport chain

Oxidative phosphorylation

Glycolysis

2 If one gene influences the phenotypic expression of another gene, it is said to be

Dominant

Epistatic

Super dominant

Recessive

3 The lysosome contains one of the following enzymes, which are

Oxidative enzymes

Enzymes of energy conversion

Enzymes of protein synthesis

Hydrolytic enzymes

4 Initiation codon in eukaryotes is

GAU

AGU

AUG

UAG

5 Deficiency ofiron first appears in which ofthe following plant parts

(A)Young leaves

Old leaves

Young fruits

Old fruits

6 The fungus without mycelium is

(A)Puccinia

Phytophthora

Saccharom:vces

Rhizopus

7 During aerobic respiration the substrate level phophorylation takes place in

Cytoplasm only

Mitochondria only

Cytoplasm and Golgi complex

Cytoplasm and mitochondria

8 Brown sugar is obtained from

Papaver somniferum

Rauwolfia serpentina

Conium maculatum

Claviceps purpurea

9 Psychrophytes are

Plants growing on saline land

Mangroves

Plants growing on sand and gravel

Plants growing on cold soil

10 Which ofthe following is the FIRST National Park ofIndia established in 1936

Royal Park

Yellow Stone Park

Jim Corbett Park

Kaziranga Park

11 Which of the following are not examples of secondary metabolites

Fats and hemes

Alkaloids

Lignins and tannins

Essential oils, steroids and rubber

12 The matching of codon and anticodon is done by

Base pairing

Covalent bonding

Hydrophobic interaction

Ionic interaction

13 The needle like crystals of calcium oxalate found in the celI of Pista are called

Cystoliths

Autoliths

Raphides

Inulin

14 Causal organism of scab disease ofpotato belongs to the genus

Pseudomonas sp.

Agrobacterium sp.

Streptomyces sp.

Xanthomonas sp.

15 Thesequenceofbasesinonestrand ofDNAis AATGGCCCT then the complementary sequence ofbases would be

(A)TTACCGGGA

AATGGCCCT

AAACCGGGA

TTAGGCCCA

16 As per ABC Model, which of the following genes specify the whorl of sepals in a wild type flower

only

B only

A+B

A+C

17 Fusion ofmature somatic celIs which directly function as gametangia is called

Autogamy

Hologamy

Heterogamy

Conjugation

18 Ifa gene controls several phenotypic characters, the phenomenon is called

Pleiotropy

Epistasis

Incomplete dominance

Co-dominance

19 The ratio of carbon dioxide evolved and oxygen utili.zed in a biological process is

Photosynthetic Quotient

Respiratory Quotient

Temperature Quotient

Rfvalue of gas

20 The seeds which can tolerate reduction in moisture and temperature are called

Dormant seeds

Vernalized seeds

Orthodox seeds

Recalcitrant seeds

21 The number of carbons in sesquiterpene is

10 carbons

15 carbons

20 carbons

5 carbons

22 Hydrogen bond is formed between which ofthe constituents ofDNA

Sugar and nitrogenous base

Sugar and phosphate

Complementary bases

Phosphate and nitrogenous base

23 Water blooms are generalIy caused due to

Bacteria

Hydrilla

Mosses

Blue green algae

24 Kranz type of anatomy is shown by

plants

C4 plants

CAM plants

CAM and C4 plants

25 From which ofthe following algae, agar-agar is obtained

(A)Nostoc

Chlamydomonas

Gelidium

Ulothrix

26 Loose smut ofwheat is caused by

(A)Albugo candida

Tilletia tritid

Ustilago tritid

Puccinia graminis tritid

27 What do we call the maintenance of internal conditions of an organism within a certain boundary range

Evolution

Metabolism

Adaptation

Homeostasis

28 Which ofthe following is produced during water stress and causes stomatal closure

Cytokinin

ABA

Auxins

Gibberellins

29 Oxygen liberated during photosynthesis comes from

Water

CO2

Chlorophyll

Phosphoglyceric acid

30 The first product for photorespiration is

Malic acid

lAA

Glycolate

Serine

31 Pollen transfer from anther to stigma of different species is termed

(A)Xenogamy

Allogamy

Autogamy

Geitonogamy

32 Triticale is a cross between

Wheat and rye

Wheat and barley

Barley and rye

Wheat and oat

33 If diploid chromosome number of flowering plant is 12, then 6 chromosomes will be present in

Cotyledonary cells

Endosperm cells

Synergids

Leafcells

34 The outer wall ofpollen grain is made up of

Cellulose

Pectocellulose

Lignin

Sporopollenin

35 In the genetic dictionary, there are 64 codons because

64 amino acids are to be coded

Genetic code is triplet

There are 44 nonsense codons and 20 sense codons

64 types oftRNA are present

36 In symbiotic nitrogen fixation, leghaemoglobin present in the nodule helps to fix nitrogen in the presence of enzyme

Nitrate synthase

Glutathione synthase

Glutathione synthetase

Nitrogenase

37 One ofthe endangered species ofIndian medicinal plants is

(A)Ocimum

Nepenthes

Garlic

Podophyllum

38 The correct formula for chlorophyll a is

C55 Hn 0 6 N4 Mg

C55 H70 0 5 N4 Mg

C55 Hn 0 5 N4 Mg

C55 H70 0 6 N4 Mg

39 Which ofthe following vitamins is water soluble

Vitamin A

Vitamin E

Vitamin D

Vitamin C

40 Anther culture provides a method for production of

(A)Polyploids

Homozygous line

Heterozygous line

Apomictic line

41 Which of the following is non-essential amino acid

Lysine

Leucine

Isoleucine

Glutamine

42 A fungicide which is taken up and translocated within plant, so as to become fungitoxic is called as

Contact fungicide

Systemic fungicide

Broad spectrum fungicide

Narrow spectrum fungicide

43 Phosphorous and nitrogen ions generally get depeleted in soil because they usually occur as

Neutral ions

Negatively charged ions

Positively charged ions

Both positively and negatively charged but disproportionate mixture

44 Aerenchyma formation in wei land species especially in rice is induced by

Auxin and Ethylene

ABA

Cytokinin

Ethylene

45 Phycocyanin is a

Blue pigment

Yellow pigment

Green pigment

Red pigment

46 The technique by which virus detection can be made in a plant is

ELISA

Microscopy

Electrophoresis

Spectroscopy

47 Domestic quarantine is enforced against which disease ofpotato

Wart

Scab

Early blight

Late blight

48 Vitamin D3 is also known as

Tocopherol

Cholecalciferol

Retinal

Ergocalciferol

49 Hot spots are region ofhigh

Rarity

Endemism

Critically endangered population

Diversity

50 Percentage of water left in the soil when a plant begins to wilt is called

Field capacity

Wilting coefficient

Water holding capacity

Total soil moisture stress

51 Cytochrome oxidase contains

Copper

Magnesium

Iron

Mercury

52 During inversion Temperature increases with altitude Temperature decreases with altitude Temperature remains constant No change in temperature

53 Boron in green plants assists in

Activation ofenzymes

Acting as enzyme co-factor

Photosynthesis

Sugar transport

54 The proteinaceous part of maize endosperm is

Apophysis

Scutellum

Aleurone layer

Testa

55 Which of the following devices is suitable for the removal of gaseous pollutants

Cyclone separator

Electrostatic precipitator

Fabric filter

Wet scmbber

56 The hormone pair required for callus to differentiate is

(A)Auxin and cytokinin

Auxin and ethylene­

Auxin and ABA

Cytokinin and gibberellins

57 The example ofwater soluble plant pigrnent(s) is

Chlorophyll a

Chlorophyll b

Anthocyanin

Chlorophyll a and chlorophyll b

58 Gas leaked in Bhopal tragedy was

Methyl isocyanate

Potassium isothiocyanate

Ethyl isocyanate

Sodium isothiocyanate

59 In making of saffron spice, which of the following parts ofplant is used

Leaf

Petal

Stamen

Stigma

60 When two ecosystems overlap each other, this will be called Habitat Niche Ecotone Ecotype

61 The blast of rice is caused by

(A)Xanthomonas transluscens

Neovosia horrid

Xanthomonas oryzae

Pyricularia oryzae

62 Lever mechanism or tum pipe mechanism for pollination is a characteristic feature of

(A)Antirrhinum

Ocimum

Salvia

FUClIS

63 seed gemlination is epigeal in

Rice

Green gram

Wheat

Helianthus

64 The condition in which the stem of seedlings is attacked near the soil surface is called

Damping off

Wilt

Rot

Blight

65 Which of the following organism was not used in genetic engineering programme leading to development of golden rice

Escherichia coli

Erwinia

Agrobacterillm tllmefaciens

Narcissus pseudonarcissus

66 The best way to obtain bacteria and virus free plants through tissue culture

Meristem culture

Seed gemlination after gamma-irradiation

Micropropagation

Seed germination under aseptic conditions

67 Heterosis means

Pollen sterility

Pollen-pistil incompatibility

Hybrid vigour

Hybrid compatibility

68 Mowing grass lawn facilities better maintenance because

Wounding stimulates regeneration

Removal of apical dominance and stimulation ofintercalary meristem

Removal of apical dominance

Removal of apical dominance and promotion of lateral meristem

69 Name the root parasite with the biggest flower

Rajjlesia

Santalum

Orobanche

Dendrophthoe

70 Okazaki fragments consist of

(A)DNA only

RNA only

DNA+RNA

DNA+Primer

71 Cell sap is

Living content ofthe cell

Non-living content ofthe protoplasm

Non-living content ofthe vacuole

Living content of the cytoplasm

72 The main difference between chlorophyll a and b is that

ChI a is linear and ChI b is branched

ChI a is more oxidized form

ChI a has methyl group whereas ChI b has aldehyde group

ChI a has aldehyde group whereas ChI b has methyl group

73 Which ofthe following is macroni wheat

Triticum aestivum

Triticum dicoccum

Triticum monococcum

Triticum durum

74 The mustard oil is pungent to eye due to presence of sinigrin which is a

Glucoside

Triterpene

Alkaloid

Phenol

75 The diagrammatic representation ofkaryotype of a species is called

Idiogram

Cladogram

Ecogram

Chromogram

76 Opium is obtained from which part ofPapaver somniferum

Young leaves

Mature leaves

Ripe fruits

Umipe fruits

77 In which of the following part oflndia evergreen forests are found

Assam

Rajasthan

Orissa

Uttar Pradesh

78 Which medicinal plant has high antibiotic and antibacterial properties

Sarpagandha

Neem

Kachnar

Babool

79 Plant community which has grown naturally without human aid and has been left undisturbed by humans for long time is termed as:

Tundra vegetation

Virgin vegetation

Taiga vegetation

Desert vegetation

80 Which ofthe following is an aquatic pteridophyte

Azolla

LJ'copodilim

Ophioglossum

Equisetum

81 Tyloses are

Deposits of sclerenchyma

Plugs of tracheids

Deposits of sieve plates

Deposits of companion cells

82 The inorganic ion which can act as second messenger is



Ca2+

Mg2+

Mn2+

83 The coir is obtained from which part of Coconut fruit

Epicarp

Seed coat

Mesocarp

Endocarp

84 Life cycle ofbryophytes is

Haplontic

Diplontic

Diplohaplontic

Diplobiontic

85 In cabbage, edible part is

Floral bud

Apical bud

Axillary bud

Foliar bud

86 Oil of Citronella is obtained from

Cymbopogon nardus

Cananga odorata

Pe/argonium graveo/ens

Rosmarinus ofjicinalis

87 Whip smut of sugarcane is caused by

U'ltilago tritid

Ustilago vio/acea

Ustilago nuda

Usti/ago scitmainea"

88 Monosporic eight nucleated female gametophyte is found in

(A)Adoxa

Onion

Polygonum

Fritillaria

89 Carnivorous plants kill insects because

Insects eat their leaves

Insects eat their fruits

Such plants obtain nitrogen from killed insects

Such plants obtain magnesium from killed insects

90 Maple tree is an example of

Sequential senescence

Synchronous senescence

Shoot senescence

Whole plant senescence

91 Which one of the following is not a raw material for Polymerase Chain Reaction

Primers

Target DNA Ta polymerase Restriction endonucleases

Microinjection to target nucleus

Biolistics

92 Select a method of vector-mediated gene transfer (A)Cosmid mediated gene transfer Chemical mediated gene transfer

93 For two traits, the pheHotypic ratio in haploid organism is





15:1



94 Cryl endotoxins obtained from Bacillus thuringiensis are effective against

Flies

Boll WOlms

Mosquitoes

Nematodes

95 Which of the following is a genus of Vesicular arbuscular mycorrhiza fungi

(A)Pythilim

Puccinia

Uncinliia

Glomus

96 Kisan Divas falls on

22nd April

5th June

16th October

23rd December

97 Which plant is known as clock plant

Balsam

Nastursiwil

Portulaca

Rosa

98 A regulatory body working under Ministry of Environment and Forests for the release oftransgenic crops is

(A)National Bureau of Plant Genetic Resources

National Institute of Plant Genome Research

Genetic Engineering Approval Committee

National Safety Council

99 Haploid plants can be produced by tissue culture of following part of a healthy plant

Pollen grain

Flower bud

Parts ofembryo

Meristem

100 Opening offloral buds into flowers, is a type of

Autonomic movement ofvariation

Paratonic movement of growth

Autonomic movement ofgrowth

Autonomic movement of locomotion.