agriculture MCQs – Page 86

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 Review each marked answer and report any item that may be outdated or unclear.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

1701. Anthesis starts in onion. at__________________?
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A. 5.00 am

B. 8.00 am

C. 7.00 am

D. 10.00 am

1702. The average temperature for maximum plant growth is _________________?
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A. 28-30C

B. 20-30C

C. 25-35C

D. 25-30C

1703. In ripened banana the aroma is due to presence of____________________?
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A. Eugenol

B. Isopentanol

C. Valencene

D. Ethyl

1704. Eating quality of the fruits is determined by_____________________?
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A. All the above

B. Physiological age

C. Flavor

D. Texture

1705. The moisture content of natural semi-perishable food ranges between_____________________?
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A. 50-70%

B. 50-60%

C. 60-90%

D. 70-80%

1706. Objective of pruning include___________________?
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A. Developing the strong framework

B. all the above

C. Improving the productiveness

D. Controlling the direction of growth

1707. The chromoplast develops mainly from__________________?
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A. Chloroplast

B. Amyloplast

C. Leucoplast

D. Phagoplast

1708. The smell in onion bulb is due to__________________?
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A. Much sugar

B. Fleshy leaves

C. Sulphur components

D. bad odour of the soil

1709. Purpling of leaves is common deficinary symptoms of __________________?
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A. Iron

B. Potassium

C. Nitrogen

D. Phosphorus

1710. Shelf life of banana at 20C in modified atmosphere with potassium permanganate is_____________________?
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A. Upto 7 days

B. Upto 30 days

C. Upto 14 days

D. Upto 21 days

1711. Chilling injury in fruits occurs due to__________________?
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A. Accumulation of acetaldehyde

B. All the above

C. Accumulation of toxic compounds

D. Accumulation of ethanol

1712. Which of the following constitute the best definition of fruit____________________?
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A. A fruit is a product of flower

B. A fruit is a mature ovary that contain seed

C. A fruit is post fertilization

D. A fruit is a product of ovary

1713. Tropical and subtropical fruits have the highest level of___________________?
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A. Cellulose and lactose

B. Maltose and starch

C. None of the above

D. Glucose and fructose

1714. Apperts work discovered the principle of____________________?
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A. Tining

B. Pasteurization

C. Browning

D. Sterilization

1715. The edible part of orange is_______________________?
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A. Unicelled placental hair

B. Unicelled endocarpie hair

C. Multicelled endocarpic hair

D. Multicelled placental hair

1716. The edible part in pomegranate is___________________?
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A. Juicy tasta

B. Juicy hairs

C. Jmey cpicarp

D. Mesocarp

1717. Green vegetables are the source of _________________?
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A. Vitamin

B. Foliate

C. Carbohydrates

D. Biotin

1718. Night blindness and keralinization is associated with deficiency of____________________?
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A. Vitamin C

B. Vitamin E

C. Vitamin A

D. Vitamin B

1719. The storage life of fresh apples at -1 to -4c is______________________?
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A. 20-25 weeks

B. 8-30 weeks

C. 4-10 weeks

D. 10-20 weeks

1720. From which part of turmeric plant the turmeric powder is obtained__________________?
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A. Dried fruit

B. Seeds

C. dried roots

D. Dried rhizome

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