question_answer 1)
The world's highly priced wool yielding 'Pashmina' breed is:
A)
Goat done
clear
B)
Sheep done
clear
C)
Goat-sheep cross done
clear
D)
Kashmir sheep-Afghan sheep cross done
clear
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question_answer 2)
The most common species for bee-keeping in India is:
A)
Apis florae done
clear
B)
Apis mellifera done
clear
C)
Apis dorsata done
clear
D)
Apis indica done
clear
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question_answer 3)
Of the world's top five crops in terms of annual production, which of the following statement is correct?
A)
All five belong to the family Poaceae (Gramineae). done
clear
B)
Four belong to Poaceae (Gramineae) and one to Leguminosae. done
clear
C)
Four belong to Poaceae (Gramineae) and one to Solanaceae. done
clear
D)
Three belong to Poaceae (Gramineae), one to Leguminosae and one to Solanaceae. done
clear
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question_answer 4)
Which of the following is a viral disease of poultry birds?
A)
Anthrax done
clear
B)
Ranikhet done
clear
C)
Coccidiosis done
clear
D)
None of these done
clear
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question_answer 5)
Famous Angora wool is obtained from:
A)
Goat done
clear
B)
Sheep done
clear
C)
Rabbit done
clear
D)
Arctic fox done
clear
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question_answer 6)
Chemically, the silk is:
A)
Cellulose done
clear
B)
Resin done
clear
C)
Protein done
clear
D)
Lipid done
clear
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question_answer 7)
Blue revolution is related to which of the following field?
A)
Dairy products done
clear
B)
Fisheries done
clear
C)
Egg production done
clear
D)
Agriculture done
clear
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question_answer 8)
Worker Bees are:
A)
Fertile males done
clear
B)
Fertile females done
clear
C)
Sterile females done
clear
D)
Sterile males done
clear
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question_answer 9)
Rinderpest in cattle and Ranikhet in poultry are:
A)
Both bacterial diseases done
clear
B)
Both viral diseases done
clear
C)
One protozoan and other viral disease done
clear
D)
One viral and other bacterial disease done
clear
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question_answer 10)
Crop plants grown in monoculture are:
A)
characterised by poor root system. done
clear
B)
highly prone to pests, done
clear
C)
low in yields, done
clear
D)
free from intraspecific competition. done
clear
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question_answer 11)
In tissue culture, roots can be induced by:
A)
lower concentration of cytokinin and higher concentration of auxins. done
clear
B)
only cytokinin and no auxins. done
clear
C)
no cytokinin and only auxins. done
clear
D)
higher concentration of cytokinin and lower concentration of auxins. done
clear
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question_answer 12)
The tissue culture technique used to grow nonviable inter-specific hybrids is:
A)
Androgenic haploids done
clear
B)
Shoot tip culture done
clear
C)
Somatic embryogenesis done
clear
D)
Embryo rescue done
clear
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question_answer 13)
Transgenic plants are the ones:
A)
produced by a somatic embryo in artificial medium. done
clear
B)
generated by introducing foreign DNA in to a cell and regenerating a plant from that cell. done
clear
C)
produced after protoplast fusion in artificial medium. done
clear
D)
grown in artificial medium after hybridization in the field. done
clear
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question_answer 14)
A collection of all the alleles of all the genes of a crop plant is called:
A)
Germplasm collection done
clear
B)
Protoplasm collection done
clear
C)
Herbarium done
clear
D)
Somaclonal collection done
clear
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question_answer 15)
Which of the following plants yields oil and fibre both?
A)
Cocos nucifera done
clear
B)
Brassica campestris done
clear
C)
Eucalyptus done
clear
D)
Euphorbia hirta done
clear
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question_answer 16)
Which chemical is used in protoplast fusion?
A)
DMSO done
clear
B)
Liquid \[{{N}_{2}}\] done
clear
C)
Pectinase done
clear
D)
PEG done
clear
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question_answer 17)
Match column-I with column-II and select the correct answer using the codes given below.
Column ?I Column-II A. Many people Have deficiencies as they cannot buy fruits & vegetables. I. Single cell Proteins B. Crops with higher vitamins, proteins and fats II. Micropropagation C. Growing microbes as the alternative source of proteins. III. Somaclones D. Capacity to generate plant from a single cell or explant. IV. Hidden hunger E. Production of thousand plants through tissue culture. V. Biofortification F. Genetically identical plants. VI. totipotency
A)
A-IV; B-V; C-VI; D-I; E-II; F-III done
clear
B)
A-IV; B-V; C-VI; D-I; E-III; F-II done
clear
C)
A-IV; B-V; C-I; D-VI; E-II; F-III done
clear
D)
A-VI; B-V; C-I; D-IV; E-II; F-III done
clear
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question_answer 18)
Which of the following statement(s) is correct?
(i) The maintenance of hives of honeybee, for the production is called apiculture (ii) A group of animals related by descent and similar in most characters are called a breed (iii) The agricultural practice of breeding and raising livestock is called animal husbandry. (iv) The ability of plant cells to regenerate into complete plant is called somaclonal variation.
A)
(i) and (ii) done
clear
B)
(ii) and (iii) done
clear
C)
(iii) and (iv) done
clear
D)
(i), (ii) and (iii) done
clear
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question_answer 19)
A man made allopolyploid cereal crop is:
A)
Hordeum vulgare done
clear
B)
Raphano brassica done
clear
C)
Triticale done
clear
D)
Zea mays done
clear
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question_answer 20)
Heterosis requires:
A)
Selection done
clear
B)
Crossing done
clear
C)
Transformation done
clear
D)
Mutation done
clear
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question_answer 21)
Which one is the oldest breeding method?
A)
Hybridisation done
clear
B)
Selection done
clear
C)
Mutation breeding done
clear
D)
Introduction done
clear
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question_answer 22)
Which one of the following is an exotic Indian fish?
A)
Catla. Catia done
clear
B)
Heteropneustes fossilis done
clear
C)
Cyprinus carpio done
clear
D)
Labeo rohita done
clear
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question_answer 23)
The yellow colouration of cow's milk is due to the:
A)
Presence of carotene done
clear
B)
Absence of casein done
clear
C)
Absence of casein done
clear
D)
Presence of lactose done
clear
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question_answer 24)
If chicken and eggs cooked properly (above\[100{}^\circ C\]), then the chances of catching bird flu are:
A)
Very high done
clear
B)
High done
clear
C)
Moderate done
clear
D)
Nil done
clear
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question_answer 25)
Two bactena round to be very useful in genetic engineering experiment are:
A)
Nitrosomonas and Klebsiella done
clear
B)
Escherichia and Agrobacterium done
clear
C)
Nitrobacter and Azotobacter done
clear
D)
Rhizobium and Diplococcus done
clear
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question_answer 26)
The scientific process by which crop plants are enriched with certain desirable nutrients is called:
A)
Crop protection done
clear
B)
Breeding done
clear
C)
Bio-fortification done
clear
D)
Bio-remediation done
clear
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question_answer 27)
The tumor inducing capacity of Agrobacterium tumefaciens is located in large extra-chromosomal plasmids called:
A)
Riplasmid done
clear
B)
Lambda phage done
clear
C)
pBR 322 done
clear
D)
Ti plasmid done
clear
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question_answer 28)
The bacterial disease which is found in chickens is?
A)
Rickets done
clear
B)
Ranikhet done
clear
C)
Coccidiosis done
clear
D)
Fowl cholera done
clear
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question_answer 29)
Which is not a variety of sheep?
A)
Lohi done
clear
B)
Beetal done
clear
C)
Nellore done
clear
D)
Rampuri done
clear
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question_answer 30)
Ranikhet is the disease of:
A)
Poultry done
clear
B)
Fish done
clear
C)
Pigs done
clear
D)
Honeybee done
clear
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question_answer 31)
Coconut milk is used in tissue culture which consists of:
A)
Cytokinin done
clear
B)
Auxin done
clear
C)
Gibberellin done
clear
D)
Ethylene done
clear
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question_answer 32)
India's wheat yield revolution in the 1960s was possible primarily due to:
A)
hybrid seeds. done
clear
B)
increased chlorophyll content. done
clear
C)
mutations resulting in plant height reduction. done
clear
D)
quantitative trait mutations. done
clear
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question_answer 33)
Match Column-I with column-II and select the correct answer using the codes given below.
Column-I Column-II A. Usage of bisexual flowers as female parents. I. Clonal selection B. Incorporation of several desirable characters into a single variety. II. Emasculation C. Exploiting hybrid vigour for many generations. III. Emasculation D. Improving local varieties of self-pollinated crops. IV. Hybridisation E. V. Polyploidy breeding
A)
A-IV; B-V; C-III; D-I done
clear
B)
A-II; B-III; C-IV; D-V done
clear
C)
A-III; B-IV; C-I; D-II done
clear
D)
A-I; B-V; C-II; D-IV done
clear
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question_answer 34)
Which of the following statements about bee colony is incorrect?
A)
Domesticated species are Apis indica and A mellifera. done
clear
B)
Sex differentiation is due to haplodiploidy. done
clear
C)
They are female dominant societies. done
clear
D)
Fertilised eggs develop into sterile females only. done
clear
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question_answer 35)
Which of the following disease(s) is/are poultry disease?
(i) Aspergillosis (ii) Ranikhet disease (iii) Gill rot (iv) Black rot
A)
(i) and (ii) done
clear
B)
(iii) and (iv) done
clear
C)
Only (iii) done
clear
D)
Only (iv) done
clear
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question_answer 36)
Which of the following statement(s) is/are incorrect?
A)
In 2000, maize hybrids that had twice the amounts of the amino acids, lysine and proline, compared to existing maize hybrids were developed. done
clear
B)
The Indian Agricultural Research Institute, New Delhi has released several vegetable crops that are rich in vitamins and minerals. done
clear
C)
Some of the diseases caused by fungi are black rot of crucifers, tobacco mosaic, turnip mosaic etc. done
clear
D)
Both [a] and [c] done
clear
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question_answer 37)
Lathyrism which is caused by consumption of Khesari dal is a disease characterised by:
A)
reproductive failure, susceptibility to diabetes mellitus and skeletal abnormalities. done
clear
B)
retardation of body growth, precocious puberty and renal dysfunction. done
clear
C)
mental retardation, delay in the onset of puberty and cardiovascular abnormalities. done
clear
D)
gross skeletal deformation and thinning of collagen fibres and fibrils. done
clear
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question_answer 38)
The alkaloid from Colchicum automnale of Liliaceae induces:
A)
Sterility done
clear
B)
Dormancy done
clear
C)
Cell division done
clear
D)
Polyploidy done
clear
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question_answer 39)
Haploid plants can be obtained by culturing:
A)
Young leaves done
clear
B)
Endosperm done
clear
C)
Pollen grains done
clear
D)
Root tips done
clear
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question_answer 40)
The process of removing stamens from the flower bud during hybridisation is called:
A)
Crossing done
clear
B)
Selfing done
clear
C)
Emasculation done
clear
D)
Capping done
clear
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question_answer 41)
The Triticum aestivum wheat is:
A)
haploid (7 chromosome) done
clear
B)
diploid (14 chromosome) done
clear
C)
tetraploid (30 chromosome) done
clear
D)
hexaploid (42 chromosome) done
clear
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question_answer 42)
In order to obtain virus-free plants through tissue culture, the best method is:
A)
Embryo rescue done
clear
B)
Anther culture done
clear
C)
Meristem culture done
clear
D)
Protoplast culture done
clear
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question_answer 43)
Which among the following is the real product of the honey bee?
A)
Pollen done
clear
B)
Bee wax done
clear
C)
Honey done
clear
D)
Propolis done
clear
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question_answer 44)
Natural silk contains:
A)
Potassium done
clear
B)
Phosphorus done
clear
C)
Nitrogen done
clear
D)
Magnesium done
clear
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question_answer 45)
In India, which of the following species of honey bee is reared in artificial hives?
A)
Apis indica done
clear
B)
Apis dorsata done
clear
C)
Apis florae done
clear
D)
None of these done
clear
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question_answer 46)
Gelatin, a very important raw material for preparation of photographic emulsion, is a byproduct of:
A)
Chicken done
clear
B)
Forest done
clear
C)
Fish done
clear
D)
Cattle done
clear
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question_answer 47)
'Inland fishery' refers to:
A)
culturing fish in fresh water. done
clear
B)
trapping and capturing fishes from sea coast. done
clear
C)
deep sea fishing done
clear
D)
extraction of oil from fishes. done
clear
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question_answer 48)
The reason for vegetatively reproducing crop plants for maintaining hybrid vigour is that:
A)
they can be easily propagated. done
clear
B)
they have a longer life span. done
clear
C)
they are more resistant to diseases. done
clear
D)
once a desire hybrid is produced, no chances of losing it. done
clear
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question_answer 49)
In crop plants, clonal selection is used in:
A)
Non-flowering species done
clear
B)
Low seed setting species done
clear
C)
Apomictic species done
clear
D)
All of the above done
clear
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question_answer 50)
Sharbati sonora variety of wheat was obtained by:
A)
X-ray treatment done
clear
B)
crossing with wild varieties of wheat. done
clear
C)
hybridisation between wild grasses. done
clear
D)
irradiation of sonora-64 with gamma rays. done
clear
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question_answer 51)
Which one of the following is the most suitable medium for culture of Drosophilam elanogaster?
A)
Agaragar done
clear
B)
Ripe banana done
clear
C)
Cow dung done
clear
D)
Moist bread done
clear
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question_answer 52)
Tussar silk is extracted from:
A)
Bombyx mori done
clear
B)
Apis indica done
clear
C)
Antheraea paphia done
clear
D)
Apis dorsata done
clear
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question_answer 53)
Following table shows the steps and the aims in the breeding of a new genetic variety of crop with few steps or aims marked as A, B, C and D. Identify correct explanation of A, B, C and D from the given option.
Step Aim I. A To evaluate and selection as parents II. Pure line creation Collection of pre-existing genetic variability III. B To combine desired characters of different plants IV. Screening the superior C V. Release and Commercialisation D
A)
A-Germplasm collection, B-Cross hybridisation, C-To select and test the hybrid for desired character combination for success of breeding objective, D-Obtained hybrid is evaluated in the crop fields and is compared with local crop cultivar. done
clear
B)
A-Germplasm collection, B-Self pollination, C-To select and test the hybrid for de sired character combination for success of breeding objective, D-Obtained hybrid is evaluated in the crop fields and is compared with foreign crop cultivar. done
clear
C)
A-Mutation, B-Cross hybridisation, C-To select and test the hybrid for desired character combination for success of breeding objective, D-Obtained hybrid is evaluated in the crop fields and is compared with local crop cultivar. done
clear
D)
A-Self pollination, B-Germplasm collection, C-Mutation, D?Cross-hybridisation. done
clear
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question_answer 54)
Which one of the following statement is incorrect?
A)
Pectinase and cellulase dissolve the cell wall. done
clear
B)
Some cyanobacteria form symbiotic association with the fem Azolla. done
clear
C)
Regeneration of cell wall in somatic hybridisation is induced by PEG. done
clear
D)
Plants obtained through pollen culture are always haploids. done
clear
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question_answer 55)
In the given methodology which has been used for cattle, sheep, buffaloes etc., few steps are marked as 1, 2 and 3. Identify 1, 2 & 3.
A)
1-FSH, 2-Superovulation due to induced follicular maturation, 3-Transfer to surrogate mother done
clear
B)
1-LH, 2-Superovulation due to induced follicular maturation, 3-Transfer to surrogate mother done
clear
C)
1-Progesterone, 2-Superovulation due to induced follicular maturation, 3-Transfer to surrogate mother done
clear
D)
1-Oestrogen, 2-Superovulation due to induced follicular maturation, 3-Transfer to surrogate mother done
clear
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question_answer 56)
The new varieties of plants are produced by:
A)
Selection and hybridization done
clear
B)
Mutation and selection done
clear
C)
Introduction and mutation done
clear
D)
Selection and introduction done
clear
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question_answer 57)
The dwarf varieties of wheat brought from Mexico into India were
A)
Sonora-64 and Sonalika done
clear
B)
Sonora-64 and Lerma Rojo-64 done
clear
C)
Sharbati Sonora and Pusa Lerma done
clear
D)
Sonalika done
clear
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question_answer 58)
In maize, hybrid vigour is exploited by:
A)
harvesting seeds from the most productive plants, done
clear
B)
inducing mutations. done
clear
C)
bombarding the protoplast with DNA. done
clear
D)
crossing of two inbreed parental lines. done
clear
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question_answer 59)
What is a clone?
A)
A heterozygote produced by sexual means. done
clear
B)
A homozygote produced by asexual means. done
clear
C)
A heterozygote produced by asexual means. done
clear
D)
A homozygote produced by sexual means. done
clear
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question_answer 60)
In crop improvement programme, haploids are of great importance because they:
A)
are useful in studies on meiosis. done
clear
B)
require only about half the amount of chemical fertilisers as compare to diploids done
clear
C)
give homozygous lines following diploidisation. done
clear
D)
grow better under adverse conditions. done
clear
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question_answer 61)
Match column-I with column-II and select the correct answer using the codes given below.
Column-I Column-II A. Hybrid variety I. X-ray B. Mutation II. Allowpolyploidy C. Pure line III. \[{{F}_{1}}\]generation D. Triticale IV. Selection in self pollinated crops V. Genetic engineering
A)
A-III; B-II; C-I; D-IV done
clear
B)
A-III; B-I; C-IV; D-II done
clear
C)
A-I; B-III; C -IV; D-II done
clear
D)
A-II; B-I; C-III; D-IV done
clear
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question_answer 62)
The larva of Bombyx mori is:
A)
Cocoon done
clear
B)
Nymph done
clear
C)
Caterpillar done
clear
D)
Trochophore done
clear
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