agriculture MCQs – Page 117

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 Review each marked answer and report any item that may be outdated or unclear.

2321. The process of accumulation of excess quantity of nutrients in water causing O2 deficiency is known as_____________________?
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A. Sedimentation

B. Eutrophication

C. Denitrification

D. Nitrification

2322. A growing female calf from 12 months till its first calving is called________________?
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A. Cow

B. Heifer

C. Adult cow

D. Mature cow

2323. Permanente wilting point of clayey soils is not less than____________________?
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A. 10%

B. 20%

C. 15%

D. 5%

2324. Cortex produces ______________________________?
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A. Corticosterole

B. Adrenalin

C. None of above

D. Catecholamine

2325. The secretion from the mammary gland of cow just before and after the calf is born is called ________________________?
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A. Colostrums

B. Fresh milk

C. Whole milk

D. Milk

2326. L.S.B (Layallpor Silver Black) was developed at ________________________?
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A. Sargodha

B. Sahiwal

C. U.A.F

D. Multan

2327. A cow weighing about 425 Kg and eat 9 Kg of air dry forage per day is called ____________________?
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A. Herd

B. Herd average

C. Animal unit

D. Animal unit/month

2328. Nitrogen gases are involved in_____________________?
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A. Acid rains

B. Hair disease

C. Sleepy feelings

D. Mental disease

2329. Intensity of light in poultry is measure by _______________________?
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A. None of above

B. Dark period

C. Light period

D. Foot candle
2330. The chemical formula of Dolomite is________________?
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A. CaMg (CO3)2

B. CaCO3

C. None of the above

D. MgCO3

2331. Vit. B2 is also called _____________________?
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A. Pyradxin

B. Niacin

C. None of above

D. Riboflavin
2332. While diluting acid always add_____________________?
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A. Acid to water

B. Water to acid

C. Both a & b

D. none

2333. The water loss through transpiration from vegetative and evaporation from soil surface is known as__________________?
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A. Evaporation

B. Transpiration

C. Guttation

D. Evaptranspiration
2334. Chromium (Cr) is a____________________?
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A. Heavy metal

B. Macro element

C. Free element

D. Secondary element

2335. Sib is a ________________________?
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A. Full brother

B. Full sister

C. Both a & b

D. None of above

2336. The branch of science which deals with procurement, ingestion, digestion, & absorption of food for various body functions like maintenance ,production, etc .is called ____________________?
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A. Nutrition

B. Biological Science

C. Supplement

D. Production Science

2337. Humic acid is soluble in____________________?
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A. Acid

B. Alkali

C. Both a & b

D. None of the above

2338. Floor space requirement in layer for layer is _________________________?
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A. 1.25 ft2 /bird

B. 1.5 ft2 /bird

C. 0.75 ft2 /bird

D. 1 ft2 /bird

2339. The highest milk producing cattle in the world is ______________________?
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A. Red Sindhi

B. Holstein Friesian

C. Sahiwal

D. Australian Friesian

2340. A female horse less than one year of age is called _______________________?
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A. Foal

B. Filly

C. Mare

D. None of the above