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21651.

Question : Arrangment of flowers in racemose and cymose inflorescence are respectively –

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Basipetal, Basipetal
Basipetal, Acropetal
Acropetal, Basipetal
Acropetal, Acropetal

Answer :C
21652.

Question :Arrangement of sepals & petals with respect of other is

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VENATION
AESTIVATION
COHESION
Adhesion

Answer :B
21653.

Question : Arrangement of sepals and petals with respect to each other is

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VENATION
Vernation
Aestivation
Phyllotaxy.

Answer :C
21654.

Question : Arrangement of flowers on the floral axis is

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INFLORESCENCE
PHYLLOTAXY
PLACENTATION
corymb

Answer :a
21655.

Question : Arrangement of atoms in molecules can be determined by

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PHASE CONTRAST microscope
SEM
X-ray crystalography
cell FRACTIONATION method

Answer :C
21656.

Question : Arrange the various steps of DNA fingerprinting technique in the correct order.(i) Separation of DNA fragments by electrophoresis. (ii) Digestion of DNA by restriction endonucleases. (iii) Hybridisation using labelled VNTR prode. (iv) Isolation of DNA . Detection of hybridised DNA fragments by auto-radiography. (vi) Transferring the separated DNA fragments to nitrocellulose membrane.

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`(IV)to(II)to(i)to(VI)to(III)to(v)`
`(iv)to(i)to(ii)to(iii)to(vi)to(v)`
`(ii)to(i)to(iv)to(vi)to(iii)to(v)`
`(iii)to(v)to(iv)to(ii)to(i)to(vi)`

Answer :a
21657.

Question : Arrange the various regions of the root starting from the root tip / root cap

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MERISTEMATIC REGION `to` MATURATION region `to` ELONGATION region
Meristematic region `to` Elongation region `to` Maturation region
Elongation region `to` Maturation region `to` Meristematic region
Maturation region `to` Elongation region `to` Meristematic region

Answer :B
21658.

Question : Arrange the steps of catalytic action of an enzyme in order and choose the right option:- (A) The enzyme releases the products of the reaction and the free enzyme is ready to bind to another molecule of the substrate (B) The active site of the enzyme, now in close proximity of the substrate breaks the chemical bonds of the substrate and the new enzyme-product complex is formed (C) The binding of the substrate induces the enzyme to alter its shape, fitting more tightly around the substrate (D) The substrate binds to the active site of the enzyme, fitting into the active site

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`A to B to C to D`
`D to B to C to A`
`D to C to B to A`
`D to C to A to B`

ANSWER :C
21659.

Question : Arrange the steps of PCR in proper sequence.

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DENATURATION, PRIMER EXTENSION, RENATURATION
Renaturation, Denaturation, Primer extension
Primer extension, Denaturation, Renaturation
Denaturation, Renaturation, Primer extension

SOLUTION :Denaturation, Renaturation, Primer extension
21660.

Question : Arrange the processes that occur in PCR in sequence

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Annealing-denaturation-extension
Denaturation-annealing-extension
Extension-denaturation-annealing
Denaturation-extension-annealing

SOLUTION :Denaturation-annealing-extension
21661.

Question : Arrange the given words in the sequence in which they occur in the dictionary. 1. Sloven 2. Slur3. Smack 4. Slogan5. Sluggy

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25143
32541
12453
41523

Answer :D
21662.

Question : Arrange the layers of anther wall from locus to periphery

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Epidermis , MIDDLE layers , tapetum , ENDOTHECIUM
Trapetem , middle layers , epidermis , endothecium
Endothecium , EPIDEMIS , middle layers , tapetum
Tapetum , middle layers endothecium epidermis

ANSWER :D
21663.

Question : Arrange the given parts in two columns and give appropriate headings. tunica albuginea, antrum, rete testis, cumulus oophorus, corona radiata, epididymis, vasa efferentia, seminiferous tubules

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SOLUTION :
21664.

Question : Arrange the given chemical compounds in the sequential order as per the concept of origin of life.

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Solution :HYDROGEN `rarr` AMMONIA `rarr` Amino ACID `rarr` Protein
21665.

Question : Arrange the following words into suitable categories in the given table: Algal bloom, Catalytic converter, Eichhornia, Electrostatic precipitator, Accelerated Eutrophication.

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SOLUTION :
21666.

Question : Arrange the following terms in two columns with suitable headings. Infundibulum, fallopian, tube, seminferous tubules, sertoli cells, vagina, cervix, epididymis, prostate gland.

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SOLUTION :
21667.

Question : Arrange the following types of soil in increasing order based on the size of the mineral particles in them.

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`"Silt"ltClay lt"FINE SAND" `
`Claylt "Silt" lt"Fine sand" `
`"Fine sand"ltClay lt"Silt" `
`"Silt"lt"Fine sand" lt CLAY `

ANSWER :B
21668.

Question : Arrange the following terms in the correct developmental sequence. Pollen grains, sporogenous tissue, microspore tetrad, pollen mother cell, male gametes.

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Solution :Sporogenous tissue `RARR` POLLEN mother cell `rarr` microspore tetrad `rarr` pollen GRAIN `rarr` MALE gametes.
21669.

Question : Arrange the following terms in the correct developmental sequence: pollen grain, sporogenous tissue, microspore tetrad, pollen mother cell, male gametes

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SOLUTION :Sporogenous TISSUE `RARR` Pollen mother cell `rarr` MICRO spore tetrad `rarr` Pollen grain `rarr` male gametes
21670.

Question : Arrange the following terms in the correct development sequence : Pollen grain, sporogenous tissue, microspore tetrad, pollen mother cell.

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Solution :Sporogenous TISSUE `RARR` Pollen mother cell `rarr` MICROSPORE tetrad `rarr` Pollen grain `rarr` Male GAMETS
21671.

Question : Arrange the following terms in the correct developmental sequence : Pollen grain , sporogenous tissue, microspore tetrad ,pollen mother cell, male gametes .

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Solution :The CORRECT development sequence for the above terms is sporogenous tissue MICROSPORE tetrad POLLEN mother cell pollen grain MALE GAMETES .
21672.

Question : Arrange the following statements into correct order: (1) Male gametes are entered in cytoplasm of synergid cells. (2) Two haploid male gamete are formed after the division of generative cell. (3) Pollen grain possesses generative cell and generative cell. (4) Zygote is the first cell of sporophytic stage. (5) Breaking of a synergid cell causes fertilisation of a male gamete and an egg cell

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(2), (3), (1), (5), (4)
(3), (2), (1), (5), (4)
(3), (4), (2), (1), (5)
(2), (1), (5), (4), (3)

Answer :B
21673.

Question : Arrange the following stages of fertilisation and early development into a proper sequence. I. Sperm entry II. Acrosomal reaction III. Karyogamy IV. Capacitation V. Cortical reaction

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I,III,II,IV,V
III,V,I,IV,II
IV,II,V,I,III
V,I,IV,II,III

Answer :C
21674.

Question :Arrange the following red - list categories provided by IUCN from highest concern to least concern order : I. Extinct in wild ( EW ) II . Endangered [ EN ] III . Critically endangered [ CR ] IV . Extinct [ EX ] V. Vulnerable [ V ] VI . Least concern [ LC ] VII . Near threatened [ NT ]

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`EW GT EX gt VU gt NT gt CR gt LC`
`EW gt CR gt EN gt VU gt NT gt LC`
`CR gt EN gt VU gt NT gt EW gt LC`
`VU gt EX gt CR gt NT gt EN gt LC`

ANSWER :B
21675.

Question : Arrange the following on the basis of increasing size:

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NUCLEOTIDE, CHROMOSOME, GENE, GENOME
genome, chromosome, nucleotide, gene
nucleotides, genome, gene, chromosome
nucleotides, gene, chromosome, genome

Answer :D
21676.

Question : Arrange the following in the sequence of their actions, when a hormone triggers any action a. G Proteinb. Glucosec. Glucose 1 phosphated. Glycogen phosphorylasee. cAMP

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a,B,C,d and E
a,c,d,e, and d
a,e,d,c, and b
a,e,c,d and b

Answer :3
21677.

Question : Arrange the following in the decreasing order(most important first) of their importance, for the welfare of human society. Give reasons for your answer. Biogas, Citric acid, Penicillin and Curd.

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Solution :Penicillin, biogas, curd and citric acid.
Penicillin is the first antibiotic discovered by Alexander. Flemming. It is a potential antibiotic used to kill pathogenic bacteria. Now a days antibiotics have played a major role in controlling infectious diseases like dephtheria, WHOOPING COUGH and pneumonia.
Today , we cannot imagine a workd without antibiotics.
Biogas produced by microbes is used as a source of energy in rural areas.
Curd is a nutritive food. In the stomach it PLAYS a vital role in cheacking diseases causing microbes.
Citric acid is a good source of vitamin C.
21678.

Question : Arrange the following in descending order (a) Number of bivalents formed during meiosis of a spore mother of Ophioglossum (b) Number of chromatids seen on equator at metaphase I in pollen mother cell of Haplopappus gracilis during meiosis (c ) Number of chromosomes found at one pole after anaphase II during meiosis in butterfly (d) Total number of chromosomes found in all daughter cells formed during meiosis from one megaspore mother cell in Potato

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b,d,c,a
a,c,d,b
a,d,c,b
d,c,b,a

Answer :B
21679.

Question : Arrange the following in the decreasing order (most important first) of their importance for the welfare of human society. Give reasons for your answer.

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Solution : PENICILIUM, BIOGAS, Curd, Citric ACID.
21680.

Question : Arrange the following in the ascending ordder based on their chromosome number (i) Primary endosperm cell of Maize (ii) Meristematic cell of Apple (iii) Xylem parenchyma cell of Potato (iv) Aleurone layer cell of Rice.

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IV, I, II,III
iii,iv,I,ii
I,ii,iv,iii
ii,iii,I,iv

Answer :D
21681.

Question : Arrange the following in order of increasing diversity of birds A) New York B) India C) Columbia D) Greenland

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Dlt BLT Clt A
ALT B LT DltC
Dlt Alt BltC
Blt Alt Dlt C

Answer :C
21682.

Question :Arrange the following in decreasing order (most important first) of their importance for the welfare of human society. Give reasons for your answer: biogas, citric acid, penicillin and curd.

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Solution :(a) PENICILLIN: An antibiotic which is used to cure many bacterial diseases. (b) BIOGAS: An ecofriendly source of energy in the rural areas, used as biofuel. Curd: A nutritious and easily DIGESTIBLE food for all age GROUPS. (d) Citric acid: Used as preservative in food items
21683.

Question : Arrangethe followingin correctascedingorderbasedon theirnumber .I. Selectablemarket in PBR 322 plasmid . II THEester bondshydrolyzedin eachstrandof DNA byrestricitonenzymeat eachtargetsite . III. The steps ineachcycle of PCR. IV. Types of target sites in pBR 322 for theactionofrestriction enzymes .

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II,I,III,IV
IV,III,I,II
I,II,IV,III
III,II,IV,I

Answer :A
21684.

Question : Arrange the following in a hierarchical manner based on the period of their evolution. Homoerectus, Ramapithecus, Australopithecus, Homosapiens, Neanderthal man

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SOLUTION :Ramapithecus `to` AUSTRALOPITHECUS `to` HOMOERECTUS `to` NEANDERTHAL man `to` Homosapiens
21685.

Question : Arrange the following in a hierarchial manner in ascending order based on the period of their evolution Homoerectus,Ramapithecus,Australopithecus,Homosapiens,Neanderthal Man

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Solution :`RAMAPITHECUS rarr Australoopithecus rarr HOMOERECTUS rarr Neanderthal Man rarr HOMOSAPIENS`
21686.

Question : Arrange the following in a hierarchial manner based on the period of their evolution Homoerectus,Ramapithecus,Australopithecus,Homosapiens,Neanderthal Man

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Solution :Ramapithecus `RARR` AUSTRALOPITHECUS `rarr` HOMOERECTUS `rarr` Neanderthal MAN `rarr` Homosapiens.
21687.

Question : Arrange the following examples as homologous organs and analogous organs. a)Forelimbs of whale and bat b)wings of butterfly and bat, c)heart of man and cheetah, d)eyes of octopus and mammals.

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SOLUTION :
21688.

Question : Arrange the following events in order of happining :- (A) Spermiation (B) Insemination (C) Semination (D) Ejaculation

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`A to D to C to B`
`C to A to D to B`
`A to C to D to B`
`C to A to B to D`

ANSWER :C
21689.

Question : Arrange the following events in a proper sequence. Embryogenesis , Zygote formation, Syngamy, Gametogenesis

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SOLUTION :Gametogeneis `RARR` SYNGAMY `rarr` Zygote formation `rarr` EMBRYOGENESIS
21690.

Question : Arrange the following ecosystems in increasing order of their mean NPP (tons /ha/year) A Tropical deciduous forest B. Temperate coniferous forest C. Tropical rain forest D. Temperate deciduous forest

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`B LT A lt D LTC`
`DltBltA ltC`
`AltCltDltB`
`B ltDltA ltC`

SOLUTION :`B
21691.

Question : Arrange the following diagram according to the conduction speed in increasing order :-

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a, B, c
b, a, c
c, a, b
c, b, a

Answer :B
21692.

Question : Arrange the following as you observe in vertical stratification of a forest-Grass, Shrubby plants, Teak, Amaranths.

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Solution :GRASS, Amaranths, SHRUBBY PLANTS, TEAK.
21693.

Question : Arrange the following as observed in vertical stratification of a forest : Grass, Shrubby plants, Teak, Amaranths.

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Solution :The VERTICAL straitification of species in ECOSYSTEM of forest in bottom of forest.
Grass `RARR` AMARANTHS `rarr` Shrub by plants `rarr` Teak plants are arranged.
21694.

Question : Arrange the correct sequence of ecological hierarchy starting from lower to higher level.

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INDIVIDUAL ORGANISM `RARR` opulation Landscape `rarr` ECOSYSTEM
Landscape `rarr` Ecosystem `rarr` Biome `rarr` Biosphere
community `rarr` Ecosystem `rarr` Landscape `rarr` Biome
Population `rarr` organism `rarr` Biome `rarr` Landscape

Solution :Individual organism `rarr` opulation Landscape `rarr` Ecosystem
21695.

Question : Arrange the bones in ascending order w.r.t. length

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STAPES lacrimal MANDIBLE Tibia
Stapes Mandible Lacrimal Femur
Femur Mandible lacrimal Stapes
Femur stapes ULNA radius

Answer :A
21696.

Question :Arrange in increasing order the number of species of reptiles , fishes , mammals and amphibians .

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`Fishes LT REPTILES lt Amphibians lt MAMMALS`
`Amphibians lt Reptiles lt Fishes lt Mammals`
`Mammalsltamphibiansltfishesltreples`
`Mammalsltamphibiansltreptilesltfishes`

ANSWER :A
21697.

Question : Choose the incorrect pair. {:((a),"Roots ", -, "Rhizogenesis" ),((b), "Shoots" ,-,"Caulogenesis"),((c),"Artificial seed" , -, "Strawberry"),((d), "Micropropagation ", -, "Banana" ):}

Answer»


ANSWER :(C ) ARTIFICIAL SEED - STRAWBERRY
21698.

Question : Arithmetic growth can be expressed as __and gives the _____curve respectively

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`L_1 = L_0 + RT` , sigmoid
`L_1 = L_0 . Rt` LINEAR
`l_1 = L_0 + rt` , linear
`L_1 = L_0 rt` , parabola

Answer :C
21699.

Question :Arithmatic growth is related to :-

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`L_1 = L_0 E^(RT)`
`W_1 = W_0 e^(rt)`
`L_t = L_0 + rt`
`L_0 = T_t + rt`

ANSWER :C
21700.

Question :Aristotle's lantern is associated with(a) Respiration in Ophiura(b) Excretion in Cucumaria(c) Feeding in Echinus(d) Locomotion in Antedon

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RESPIRATION in Ophiura
Excretion in Cucumaria
Feeding in ECHINUS
LOCOMOTION in Antedon

Answer :C