agriculture MCQs – Page 62

Practise multiple-choice questions from agriculture for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

agriculture Mcqs

1. soil science 2. agronomy 3. entomology 4. water management 5. horticulture 6. agricultural economics 7. plant pathology 8. food technology 9. animal husbandry 10. plant breeding and genetics

1221. In maize source of high lysine is___________________?
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A. Opaque 2

B. Gang as

C. African tall

D. Proline

1222. Concept of ideotype___________________?
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A. Good plant model

B. Model plant type

C. Ideal plant type

D. All the above

1223. Disease and insect resistance is governed by________________?
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A. Oligogenes

B. All the above

C. Polygenes

D. Plasma genes

1224. Maximum vegetable crops belong to the family____________________?
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A. Cucurbitaceae

B. Cruciferae

C. Legumunaceae

D. Solanaceae

1225. Development of embryo from egg cell without fertilization is known as___________________?
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A. Apogamy

B. Apospory

C. Autogamy

D. Parthenogenesis

1226. An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?
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A. Hyperploid

B. Autopolyploid

C. Hypoploid

D. Allopolyploid

1227. Drought resistance is associated with___________________?
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A. Morphological factors

B. Biochemical factors

C. Physiological factors

D. all the above

1228. A gene which exhibits higher mutation rate than others is referred as___________________?
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A. Mutator gene

B. Mutable gene

C. Antimutalor gene

D. Hot spot

1229. The nucleic acids comprise of_________________?
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A. RNA

B. DNA

C. DNA & RNA

D. DNQA and protein

1230. The parry of Cauliflower which is eaten is__________________?
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A. Fruit

B. Inflorescence

C. Bud

D. Flower

1231. The ATP formed in__________________?
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A. Mitochondna

B. Golgi bodies

C. Chloroplast

D. RNA

1232. Superiority of heterozygote in respect to one or more traits in comparison to corresponding homozygote is known as____________________?
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A. Hetropyenosis

B. Hypostasis

C. Epistastasis

D. Heterocyst

1233. Prepotency increase with increase in_______________?
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A. Homogeneity

B. All the above

C. Homozygosity

D. Hetrozygosity

1234. Self incompatibility which is controlled by single gene found in some species of__________________?
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A. All the above

B. Leguminosae

C. Cruciferae

D. Solanaceae

1235. In allogamous species, a true breeding line obtained by continuous inbreeding is__________________?
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A. Hybrid

B. Poly cross

C. Top cross

D. Inbred

1236. A dihybrid ratio is____________________?
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A. 3:01

B. 1:1:1:1

C. 9:3:3:1

D. 27:9:9:3:3:3:1

1237. Meiosis is significant because___________________?
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A. Produces identical cells

B. Restores original number of chromosomes

C. Doubling of DNA content in the cell

D. Occurs only in somatic

1238. Strands of DNA are bounded by___________________?
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A. Carbon

B. Nitrogen

C. Hybrogen

D. Icygen

1239. The term ideotype was coined by_____________________?
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A. Rasmesson (1987)

B. Finlay (1968)

C. Donald (1968)

D. Jennings (1958)

1240. Apheliotropic gene is one which___________________?
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A. Affects more than one character

B. Affects more than five characters

C. Affects more than ten characters

D. Affects only one character

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