agriculture MCQs – Page 102

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 Review each marked answer and report any item that may be outdated or unclear.

2021. Milk proteins of cow milk contains maximum amount of____________________?
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A. Serum albumin

B. ?-lacto globulin

C. All the above

D. ?-lactolbumin

2022. The storage life of grapes at 32F with R.H of 90% is_____________________?
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A. 1-2 weeks

B. 5-6 weeks

C. 3-8 weeks

D. 2-4 weeks
2023. Protein denaturation is the result of the modification of____________________?
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A. Primary structure

B. Secondary structure

C. Tertiary structure

D. Both b & c
2024. The food in which the moisture content is less than 15% is called_____________________?
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A. Stable foods

B. Perishable foods

C. Acid food

D. Semi perishable foods

2025. Texture of pastries, cookies and crackers is evaluated by_________________?
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A. Short meter

B. Warner-Bratzler sheer

C. Compress meter

D. All the above

2026. The storage life of onions at 32F with R.H of 75% is__________________?
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A. 6-8 months

B. 2-4 months

C. 8-10 months

D. 4-6 months
2027. A soil is classified as sodic soil when______________________?
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A. EC is 8.5

B. SAR is >13

C. All the above

2028. The deficiency of vitamin B-2 is adults causes___________________?
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A. Cheilosis

B. All the above

C. Glostitis

D. Eye itching

2029. Storage life of peaches & pears 31F with R.H of 90% is _____________________?
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A. 2-4 weeks

B. 2-3 weeks

C. 1-2 weeks

D. 2-6 weeks

2030. Na and k can be determined by the use of____________________?
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A. Hydrometer

B. All the above

C. Spectrophotometer

D. Flame photometer
2031. Vitamin C is called___________________?
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A. Citric acid

B. Trataric acid

C. Malic acid

D. Ascorbic acid
2032. Most food poisoning organisms prefer to grow in the pH range of___________________?
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A. 4-5

B. 5

C. 5-Apr

D. Above 5

2033. The chemical formula of urea fertilizer is_______________________?
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A. NH<sub>2</sub>CONH<sub>2</sub>

B. [CO(NH<sub>2</sub>)]

C. Both a & b

D. None of the above

2034. The consumption of several flavours and micromtrients per person per year is__________________?
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A. .> 0.01 mg

B. mg

C. None of the above

D. .< 0.01 mg
2035. Per day consumption of food in developed countries ranges between___________________?
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A. 200-3000

B. 1500-2000 Kcal

C. 3000-3500 Kcal

D. None of the above

2036. Permanent change in soil is due to__________________?
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A. Covalent bonding

B. Ionic bonding

C. pH change

D. Isomorphic substitution
2037. the enzyme that destroys vitamin B-1 is__________________?
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A. Thiaminase

B. None of the above

C. Oxalate

D. Phenolase

2038. Enzyme proteases is used for _____________________ ?
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A. Tenderizing meat

B. None of the above

C. Removal of molecular oxygen dissolved at the surface of products

D. Clarification of fruit juice

2039. Egg quality is determined by_____________________?
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A. Germ spot

B. All the above

C. Yolk

D. Albumin

2040. Salt-tolerant plants are called ____________________?
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A. Xerophytes

B. Halophytes

C. Glycophytes

D. All the above