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Q.75 Match List I with List II LIST I LIST II A. Plerome B. Histogen C. Dermatogen D. Periblem I. Precursor of epidermis II. Precursor of cortex III. Precursor of central vascular cylinder IV. Precursor of tissue regions Choose the correct answer from the options given below: (A) A-I, B-IV, C-II, D-III (B) A-IV, B-II, C-III, D-I (C) A-III, B-IV, C-I, D-II (D) A-II, B-III, C-I, D-IV

Plerome Histogen Dermatogen Periblem Match

Q.74 Match List I with List II LIST I LIST II A. Damping off of seedlings B. Downy mildew of peas C. Loose smut of wheat D. Stem gall of coriander I. Ustilago nuda II. Pythium sp. III. Protomyces macrosporous IV. Peronospora pisi Choose the correct answer from the options given below: (A) A-II, B-IV, C-I, D-III (B) A-II, B-III, C-I, D-IV (C) A-II, B-IV, C-III, D-I (D) A-I, B-II, C-III, D-IV

Disease-Pathogen Matches

Q.73 Match List I with List II LIST I LIST II A. Green pea B. Chick pea C. Sweet pea D. Pigeon pea I. Cicer arietinum II. Lathyrus odoratus III. Cajanus cajan IV. Pisum sativum Choose the correct answer from the options given below: (A) A-II, B-I, C-IV, D-III (B) A-IV, B-III, C-II, D-I (C) A-I, B-II, C-III, D-IV (D) A-IV, B-I, C-II, D-III

Green Pea Chick Pea Sweet Pea Pigeon Pea Match

Q.72 Match List I with List II LIST I LIST II A. Tokyo-Yokohama asthma B. Leaf tip burn C. Fish graveyards D. Global warming I. Photochemical smog II. Acid rain III. Fluoride pollution IV. HFCs Choose the correct answer from the options given below: (A) A-I, B-II, C-IV, D-III (B) A-I, B-III, C-II, D-IV (C) A-II, B-I, C-III, D-IV (D) A-III, B-I, C-IV, D-II

Global Warming Match

Q.71 Match List I with List II LIST I LIST II A. Oxylophytes B. Helophytes C. Chersophytes D. Psammophytes I. Wastelands II. Marshy area III. Acidic soils IV. Sandy soil Choose the correct answer from the options given below: (A) A-I, B-II, C-III, D-IV (B) A-III, B-I, C-IV, D-II (C) A-III, B-II, C-I, D-IV (D) A-I, B-II, C-IV, D-II

Oxylophytes Helophytes Chersophytes Psammophytes Match

Q.70 Match List I with List II LIST I LIST II A. Auxins B. Cytokinins C. Ethylene D. Gibberellins I. 2-chloroethyl phosphonic acid II. Tetracyclic diterpenoids III. Dichlorophenoxyacetic acid IV. Furfurylamino purine Choose the correct answer from the options given below: (A) A-III, B-I, C-IV, D-II (B) A-I, B-IV, C-II, D-III (C) A-III, B-IV, C-I, D-II (D) A-I, B-IV, C-III, D-II

Auxins Cytokinins Ethylene Gibberellins Matching

Q.69 Match List I with List II LIST I LIST II A. Therophytes B. Geophytes C. Chamaephytes D. Phanerophytes I. Buds are located above ground but low enough to not be exposed to strong wind. II. Buds are located high, on shoots at least 25 to 30 cm above the ground level. III. Annual life span, survive stress as seed. IV. Buds are underground as rhizomes, bulbs, corms. Choose the correct answer from the options given below: (A) A-III, B-I, C-II, D-IV (B) A-III, B-IV, C-I, D-II (C) A-IV, B-III, C-II, D-I (D) A-IV, B-II, C-I, D-III

Therophytes Geophytes Chamaephytes Phanerophytes Matching

Q.68 The characters that define family Amborellaceae A. flowers unisexual, tricolpate pollen, endosperm triploid B. flowers unisexual, monoaperturate pollen, single ovule C. flowers unisexual, tricolpate pollen, single ovule D. flowers unisexual, monoaperturate pollen, endosperm triploid Choose the correct answer from the options given below: (A) A and B only (B) B and C only (C) A and C only (D) B and D only

Amborellaceae Family Characters

Q.67 Important characters of Batrachospermum are A. fresh water habitat B. sexual reproduction is of advanced oogamous type C. chantransia stage is found D. monospore produced from chantransia stage Choose the correct answer from the options given below: (A) A, B only (B) A, B, C, D only (C) A, C, D only (D) C, D only

Batrachospermum Important Characters

Q.66 Nitrogen, the main element contributing to the growth of plants in vitro and in-vivo is the constituent of A. Amino acids B. Certain hormones C. Co-factor of many enzymes D. Chlorophyll E. In storage and transfer of energy in plants Choose the most appropriate answer from the options given below: (A) A, B and C only (B) A, B and D only (C) B, C and D only (D) C, D, E only

Nitrogen Main Element Plant Growth

Q.65 Puccinia graminis tritici is a macro-cyclic rust fungi due to presence of A. Pycniospores B. Aeciospores C. Uredospores D. Teleutospores E. Basidiospores Choose the correct answer from the options given below: (A) A, B, C only (B) A, B, C, D only (C) B, C, D, E only (D) A, B, C, D, E only

Puccinia graminis tritici Macro-Cyclic Rust Fungi Presence

Q.64 The flavouring constituent of Ferula assa-foetida is the exudate collected A. from the surface of leaves B. from the surface of cut roots C. from the flowers D. from the surface of stem Choose the correct answer from the options given below: (A) B and D only (B) B only (C) A only (D) D only

Ferula assa-foetida Flavouring Constituent Source

Q.63 Possible sources of contamination of the nutrient medium in plant tissue culture are: A. the medium itself B. the culture vessel C. the explant D. the environment of the transfer area E. the operator Choose the most appropriate answer from the options given below: (A) A, E only (B) B, C only (C) A, B, C, D only (D) A, B, C, D, E only

Sources Contamination Nutrient Medium Plant Tissue Culture

Q.62 Properties of the genetic code are: A. composed of nucleotide triplets B. non overlapping except rare cases C. comma-free D. degenerate E. ordered Choose the most appropriate answer from the options given below: (A) A and B only (B) A, B and C only (C) A, B, C and D only (D) A, B, C, D and E only

Properties of Genetic Code

Q.61 Given below are two statements: Statement-I: Allopatric speciation requires thousands to millions of years and thousands of generations. Statement-II: Allopatric speciation occurs commonly in plants through polyploidy. In the light of the above statements, choose the correct answer from the options given below: (A) Both Statement-I and Statement-II are true (B) Both Statement-I and Statement-II are false (C) Statement-I is true but Statement-II is false (D) Statement-I is false but Statement-II is true

Allopatric Speciation Thousands Millions Years Plants Polyploidy

Q.60 Given below are two statements: Statement-I: An organism in which a chromosome, or a piece of a chromosome is over represented is referred to as a hypoploid. Statement-II: An organism in which a chromosome, or a piece of a chromosome is under represented is referred to as a hyperploid. In the light of the above statements, choose the correct answer from the options given below: (A) Both Statement-I and Statement-II are true (B) Both Statement-I and Statement-II are false (C) Statement-I is true but Statement-II is false (D) Statement-I is false but Statement-II is true

Hypoploid vs Hyperploid

Q.59 Given below are two statements: Statement-I: The periderm is a protective tissue of secondary origin in angiosperms and gymnosperms. Statement-II: Periderm is the special type of protective tissue that occurs in underground organs of some families. In the light of the above statements, choose the correct answer from the options given below: (A) Both Statement-I and Statement-II are true (B) Both Statement-I and Statement-II are false (C) Statement-I is true but Statement-II are false (D) Statement-I is false but Statement-II are true

Periderm as Protective Tissue

Q.58 Given below are two statements: Statement-I: Oxygen produced by algal photosynthesis allows the growth of aerobic bacteria. Statement-II: Commensal relationships are associations in which both the interacting organisms benefit from each other. In the light of the above statements, choose the most appropriate answer from the options given below: (A) Both Statement-I and Statement-II are correct (B) Both Statement-I and Statement-II are incorrect (C) Statement-I is correct but Statement-II is incorrect (D) Statement-I is incorrect but Statement-II is incorrect

Oxygen Algal Photosynthesis Aerobic Bacteria

Q.57 Given below are two statements: Statement-I: Auxins delay the onset of leaf abscission. Statement-II: Abscisic acid promotes leaf senescence independently of ethylene hormone. In the light of the above statements, choose the most appropriate answer from the options given below: (A) Both Statement-I and Statement-II are correct (B) Both Statement-I and Statement-II are incorrect (C) Statement-I is correct but Statement-II is incorrect (D) Statement-I is incorrect but Statement-II is incorrect

Auxins Delay Leaf Abscission and ABA Senescence Role

Q.56 Given below are two statements: Statement-I: Hot spots of biodiversity must contain at least 0.5% or 1500 of world's 3,00,000 plant species as endemic. Statement-II: Hot spots of biodiversity must have at least 70% or more of its primary vegetation. In the light of the above statements, choose the correct answer from the options given below: (A) Both Statement-I and Statement-II are true (B) Both Statement-I and Statement-II are false (C) Statement-I is true but Statement-II are false (D) Statement-I is false but Statement-II are true

Biodiversity Hotspots Criteria

Q.55 Given below are two statements: Statement-I: In C4 plants, carboxylation of PEP occurs in bundle sheath. Statement-II: Decarboxylation of C4 acids occurs in mesophyll cells of C4 plants. In the light of the above statements, choose the most appropriate answer from the options given below: (A) Both Statement-I and Statement-II are correct (B) Both Statement-I and Statement-II are incorrect (C) Statement-I is correct but Statement-II is incorrect (D) Statement-I is incorrect but Statement-II is correct

C4 Plants PEP Carboxylation

Q.54 Which of the following four types of protosteles are recognised in pteridophytes? Haplostele Actinostele Siphonostele Plectostele Mixed protostele Choose the correct answer from the options given below: (A) A, B, C, D (B) A, B, C, E (C) A, C, D, E (D) A, B, D, E

Types of Protosteles in Pteridophytes

Q.78 What will be the order in which the following steps would be performed in the technique of herbarium making? Mounting Filing Pressing Collection Labeling Choose the correct answer from the options given below: (A) D, B, C, A, E (B) B, D, A, C, E (C) C, A, D, E, B (D) D, C, A, E, B

Herbarium Making Steps Order

Q.52 Post fertilization change in Marchantia involves multiple changes. Arrange them in the correct sequence. A. wall of venter divides and gives rise to calyptra. B. formation of perigynium C. cells of capsule wall develop annular thickening D. distinet amphithecium is formed E. spore mother cells are formed Choose the correct answer from the options given below : (A) A, B, C, D, E (B) A, B, D, C,E (c) A, D, B, C, E (D) A, D, C, B, E

Post Fertilization Changes

Q.51 Arrange the following groups of gymnosperms from advanced to primitive A. Gnetales B. Cycadofilicales C. Coniferales D. Cordaitales E. Cycadeoidales Choose the correct answer from the options given below : (A) A, B, C, D, E (B) A, C, E, D, B (c) B, E, D, C,A (D) A, C, D, E, B

Gymnosperm Evolution Order

Q.50 Arrange the following National Park in order of their location from West to East A. Bandhavgarh B. Gir C. Hazaribaugh D. Namdapha E. Manas Choose the correct answer from the options given below: B, A, E, D, C A, C, B, D, E A, B, C, E, D B, A, C, E, D

National Parks India West to East

Q.49 Arrange the geological history of earth starting from most recent eras A. Proterozoic B. Archaeozoic C. Coenozoic D. Palaeozoic E. Mesozoic Choose the correct answer from the options given below: A, B, D, C, E A, D, E, B, C C, E, D, A, B C, D, A, B, E

Geological History Earth Eras Sequence

Q.48 In which sequence the following structure/organ would be seen in ovule of Cycas. A. Free nuclear ♀ gametophyte B. Mature archegonium C. Pollen chamber D. Embryo E. Seed Choose the correct answer from the options given below: C, B, A, D, E A, C, B, D, E B, A, C, D, E A, B, C, D, E

Cycas Ovule Development Sequence

Q.47 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Bud pollination overcomes sexual incompatibility. Reason-R: At bud stage stigma lacks the exudate. In the light of the above statements, choose the most appropriate answer from the options given below: Both A and R are correct and R is the correct explanation of A Both A and R are correct but R is NOT the correct explanation of A A is correct but R is not correct A is not correct but R is correct

Bud Pollination Overcomes Sexual Incompatibility

Q.46 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Removal of apical bud (decapitation) causes loss of apical dominance. Reason-R: Apical dominance is due to auxins and apical buds are site of auxin synthesis. Decapitation causes loss of auxin required for apical dominance. In the light of the above statements, choose the correct answer from the options given below: Both A and R are true and R is the correct explanation of A Both A and R are true but R is NOT the correct explanation of A A is true but R is false A is false but R is true

Lateral Heterogeneity Thylakoid

Q.45 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Lateral heterogeneity is the unequal distribution of thylakoid complexes. Reason-R: PS-II units are located exclusively in the appressed regions of thylakoid membrane. In the light of the above statements, choose the correct answer from the options given below: Both A and R are true and R is the correct explanation of A Both A and R are true but R is NOT the correct explanation of A A is true but R is false A is false but R is true

Lateral Heterogeneity Thylakoid

Q.44 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Observation of cyclosis or cytoplasmic streaming is an indication of active metabolism for checking viability of the freshly isolated protoplasts. Reason-R: Inclusion of Evan's blue dye by intact membranes is also indication of viability of the freshly isolated protoplasts. In the light of the above statements, choose the most appropriate answer from the options given below: Both A and R are correct and R is the correct explanation of A Both A and R are correct and R is NOT the correct explanation of A A is correct but R is not correct A is not correct but R is correct

Cyclosis Cytoplasmic Streaming Protoplast Viability

Q.43 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Growth is an irreversible increase in volume or size. Reason-R: The shoot apical meristem is structurally more complex than the root apical meristem. In the light of the above statements, choose the correct answer from the options given below: Both A and R are true and R is the correct explanation of A Both A and R are true but R is NOT the correct explanation of A A is true but R is false A is false but R is true

Growth Irreversible Increase Volume Size

Q.42 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Eubacteria are sensitive to chloramphenicol Reason-R: All bacteria are sensitive to chloramphenicol In the light of the above statements, choose the correct answer from the options given below: Both A and R are true and R is the correct explanation of A Both A and R are true but R is NOT the correct explanation of A A is correct but R is not correct A is not correct but R is correct

Eubacteria Sensitive Chloramphenicol

Q.41 Given below are two statements: one is labelled as Assertion-A and the other is labelled as Reason-R Assertion-A: Regions of active cell division are responsible for the increase in the length of roots and stems Reason-R: Growth is an irreversible increase in volume or size In the light of the above statements, choose the correct answer from the options given below: Both A and R are true and R is the correct explanation of A Both A and R are true but R is NOT the correct explanation of A A is true but R is false A is false but R is true

Regions Active Cell Division Roots Stems

Q.40 Cyanophyceae in general are Autotrophs Heterotrophs Obligate photoautotrophs Obligate heterotrophs

Cyanophyceae in General Are

Q.39 Endospores can be formed by which of the following: Gram (−) negative bacteria Gram (+) positive bacteria Both of the above None of the above

Endospores Formed by

Q.38 Which one of the following is an obligate anaerobe Halobacterium Thermus aquaticus Chlamydomonas nivalis Clostridium

Obligate Anaerobe Example

Q.37 Stomatal opening is stimulated by Red-light Yellow light Blue light Green light

Stomatal Opening Stimulated

Q.36 The site of sucrose synthesis in plants during the process of photosynthesis is Chloroplast Cytosol Mitochondria Golgi apparatus

Site of Sucrose Synthesis

Q.35 The water splitting in photo system-II (PSD) is mediated by metal Mn Mg Fe Ni

Water Splitting in Photosystem II

Q.34 Principal form of carbohydrate that is translocated through phloem is Glucose Sucrose Fructose Starch

Principal Carbohydrate Translocated

Q.33 Which of the following is a primary sugar source in translocation of phloem sap. Young leaf Mature leaf Young fruit Shoot tips

Primary Sugar Source

Q.32 Among those given below which plant families have CAM species? Poaceae Zygophyllaceae Cucurbitaceae Asteraceae

Plant Families with CAM Species

Q.31 The structure which is responsible for locomotion in diatoms is (A) Coste (B) Raphe (C) Valve (D) Girdle

Diatom Locomotion

Q.30 Which one of the following is correct statement for Generalised transduction Occurs during the lysogenic cycle of temperate phage Some new viruses have both viral and bacteria DNA Phages penetrate bacterial cell and enter lytic cycle Viral DNA integrates into the DNA of the bacterium and replicates later

Generalised Transduction Correct Statement

Q.29 After fertilization, zygote obtains all its plastid and mitochondria genomes from the maternal parent, this is also named as maternal inheritance pleiotropic effect variegation biparental inheritance

Zygote Plastid Mitochondrial Genomes

Q.28 Leucoplast is red in colour blue in colour green in colour colourless

Leucoplast Colourless Plastid Guide

Q.27 A protein involved in the formation of intermediate filaments of cytoskeletal framework Lamins G-Actins F-Actins α-tubulins

Intermediate Filaments Protein

Q.26 The synaptonemal complex is observed in which phase of prophase-I of meiosis. Leptonema Zygonema Pachynema Diplonema

Synaptonemal Complex Phase

Q.25 Which of the following chemicals has stabilizing effect on microtubule assembly Colchicine Paclitaxel Nocodazole Colcemid

Microtubule Stabilizing Chemical

Q.24 Which enzyme catalyzes the covalent closure of nicks in DNA molecules DNA gyrase DNA ligase DNA helicase DNA primase

DNA Ligase Catalyzes Covalent Closure

Q.22 Which of the following is commonly known as "peat moss"? Funaria Anthoceros Riccia Sphagnum

Peat Moss Common Name

Q.23 Lichens are Autotrophs Heterotrophs Biotrophs Phagotrophs

Lichens are Autotrophs

Q.21 Pseudo elaters are found in Riccia Marchantia Anthoceros Sphagnum

Pseudo Elaters Found

Q.20 Plant group that is also known as amphibians of the plant kingdom is Thallophytes Bryophytes Pteridophytes Angiosperms

Amphibians of Plant Kingdom

Q.19 Which of the following part is missing in Rhynia Root Rhizome Rhizoids Sporangia

Early Vascular Plant Anatomy

Q.18 Modified endodermal cells in the stem of Selaginella are referred as Glossopodium Trabeculae Rhizophore Ligule

Modified Endodermal Cells

Q.17 Sago is obtained from Gnetum Pinus Cycas Ginkgo

Sago Obtained from

Q.16 Tricolpate pollen grains are present in Laurales Nymphaeales Piperales Brassicales

Tricolpate Pollen Grains

Q.15 A specimen other than isotype, holotype or syntype, mentioned in the protologue is Lectotype Topotype Paratype Autotype

Specimen Other Than Isotype

Q.14 The pattern in which leaves are folded in the bud in relation to one another is: Ptyxis Venation Phyllotaxy Vernation

Leaves Folded in Bud Pattern

Q.13 The greenhouse gas which contributes maximum to global warming is CH4 CFC5 CO2 N2O

Greenhouse Gas Global Warming Contribution

Q.12 Maximum biodiversity is present in Polar region Temperate region Tropical region Sub-tropical region

Maximum Biodiversity

Q.11 The abnormal warming of surface ocean water in eastern pacific is called La Nina El Nino La Nino El Nina

Abnormal Warming Eastern

Q.10 Which of the following is primarily responsible for the purgative property of the ayurvedic combination "Triphala"? Emblica officinalis Theobroma cacao Trifolium indica Terminalia chebula

Purgative Property of Triphala

Q.9 Which of the following plants yield bast fibers? Musa textilis Linum usitatissimum Ananas comosus Saccharum officinarum

Plants Yield Bast Fibers

Q.8 Which of the following exhibits Tunica-Corpus organization? Araucaria Ephedra Pisum All the above

Tunica-Corpus Organization

Q.7 The 'Cup fungi' belong to the members of the order: Sphaeriales Erysiphales Pezizales Ustilaginales

Cup Fungi Order Pezizales

Q.6 Sclerospora graminicola causes a disease called: Downy mildew of pea Downy mildew of mustard Green ear disease Wart of potato

Sclerospora graminicola causes

Q.5 Little leaf of brinjal is caused by: Viruses Bacteria Mycoplasmas Nematodes

Little Leaf of Brinjal Caused by

Q.4 The conventional ovule is lacking in the members of family: Cucurbitaceae Loranthaceae Rutaceae Apiaceae

Conventional Ovule Lacking

Q.3 Entry of pollen tube into the ovule through funiculus or integuments is referred as: Mesogamy Porogamy Xenogamy Chalazogamy

Pollen Tube Entry into Ovule

Q.2 Cetyl trimethyl ammonium bromide (CTAB) method is generally used for: Precipitating nucleic acids Precipitating protein Precipitating neutral polysaccharides Lipids

CTAB Method for

Q.1 Histone plays a major structural role in chromatin formation. A few exceptions exist, most notably some sperm, where the histones are replaced by another class of basic protein named as non-histone chromosomal proteins protamines nucleosomes primosomes

Histone Replacement by

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