agriculture MCQs – Page 77

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 Review each marked answer and report any item that may be outdated or unclear.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

1521. The carrier of genetic information is __________________?
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A. Carbohydrates

B. Protein

C. Ribosome

D. Nucleic acid

1522. Plants can be made disease resistant by___________________?
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A. Hormone spray

B. Colchicines treatment

C. Breeding with the wild variety

D. Heat treatment

1523. The union of the second male gametes with polar nuclei is called_______________?
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A. Fertilization

B. Double fertilization

C. Both a & b

D. non of these

1524. Who discovered mitochondria__________________?
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A. Palade

B. Cowdry

C. Garner

D. Altmann

1525. A process off converting light energy into useful chemical energy_________________?
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A. Transpiration

B. Photosynthesis

C. Photoperiodism

D. Conversion

1526. Cucumber, Kidney bean, pea and tomato are the example of _______________________?
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A. Long day and Long night plants

B. Day natural plants

C. Long night plants

D. Long day plants

1527. Kinds of nitrogen containing bases fond in RNA are__________________?
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A. Six

B. Four

C. Eight

D. Two

1528. The policy level of commercially cultivated seedless watermelon is__________________?
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A. Tetraploid

B. Diploid

C. Triploid

D. Monoploid

1529. The giant chromosomes of Drosophila are found in_____________________?
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A. Salivary glands

B. Muscles

C. Testes

D. Ovaries

1530. Rooting of shoots, stems or branches while they are still attached to the parents is called__________________?
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A. Layering

B. Ground Layering

C. Division

D. Budding

1531. Linked gene may be separated by the process of_________________?
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A. Evolution may be described as

B. History of development of larger biological units

C. Discontinuous genetic variation

D. Inheritance of acquired characters

1532. Strawberry belongs to what type of fruit ?
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A. Aril

B. Etario of achenes

C. Berry

D. Pome

1533. A branch of science which deals with ornamental and vegetables is called___________________?
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A. Floriculture

B. Agriculture

C. Horticulture

D. Sericulture

1534. Tomato is good source of vitamin___________________?
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A. Vitamin B

B. Vitamin A

C. All the above

D. Vitamin C

1535. A physiological aging activity in which plant tissues degenerate and ultimately die is called___________________?
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A. Fruit ripening

B. Maturity

C. Senescence

D. Both a & b

1536. Headquarter of union for the protection of new plant varieties is in__________________?
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A. Switzerland

B. USA

C. Thailand

D. Den nark

1537. If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?
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A. 100%

B. 25%

C. 75%

D. 50%

1538. Crossed between mandarin and grape fruit make________________________?
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A. Citrange

B. Tangelos

C. Limequate

D. None of the above

1539. which of the following probably occur when a diploid cell undergoes normal meiotic division________________?
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A. All homologous chromosome pairs will separate

B. All dominant genes will segregate together into daughter cells

C. All daughter cells will have different homologous chromosome pairs

D. All linkage group will be disrupted

1540. Sweet potato is___________________?
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A. Fruit

B. Rhizome

C. Root

D. Tuber

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