agriculture MCQs – Page 104

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 Review each marked answer and report any item that may be outdated or unclear.

2061. The aroma of Ethylbutyrateis just like____________________?
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A. Grape

B. Guava

C. Pineapple

D. Banana

2062. Rocks having coarse bubble holes are called_______________________?
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A. Felsic

B. Scoria

C. Mafic

D. Purr ice

2063. The available from of nitrogen for plant is________________?
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A. NO<sub>3</sub>

B. NH<sub>4</sub>

C. Both a & b

D. None of the above

2064. The storage life of frozen fish at -10F with R.H of 95% is____________________?
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A. 6-8 months

B. 4-6 months

C. 12 months

D. 8-10 months

2065. To prevent deterioration of food from microorganisms which one of the following preservatives are used _____________________?
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A. Sulpher dioxide

B. All the above

C. Nitrate

D. NaCl

2066. pH of Pakistani soils is____________________?
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A. 14

B. 12

C. 7

D. 7.5
2067. The aggregation of individual particles is called___________________?
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A. Flocculation

B. Texture

C. Structure

D. Granulation

2068. Most widely spread mineral in the world is________________?
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A. None of the above

B. Kaolinite

C. Iron

D. Salt

2069. The reaction of Na2 CO3 salt is____________________?
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A. Acidic

B. Neutral

C. None of the above

D. Alkaline
2070. Ergosterol is usually found in __________________?
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A. Animal fat

B. Vegetable fat

C. Both a & b

D. None of the above

2071. Egg storage stability can be achieved by storing eggs under _____________________ ?
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A. Mineral oil

B. CO2

C. All the above

D. Then no stabilization

2072. The worlds food is lost by microbial spoilage upto the extent of___________________?
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A. One-fourth

B. One-fifth

C. One-half

D. One-third

2073. Lithosphere refers to____________________?
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A. Zone of ozone

B. Zone of water

C. Zone of earth crust

D. Zone of atmosphere

2074. The function of sugar in food is ___________________?
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A. Plasticizers

B. All the above

C. Sweetners

D. Humecants

2075. The recommended daily intake of protein per kilogram by WHO for an individual is _____________________?
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A. 0.49 g

B. None of the above

C. 0.25 g

D. 0.59 g
2076. Approximate calories in 3.2 ounces of cooked is______________________?
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A. 175

B. 200

C. 214

D. 155

2077. The food in which the moisture content ranges between 80-90% is called________________?
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A. High acid foods

B. Stable foods

C. Low perishable foods

D. Perishable foods
2078. Milk is pasteurized at___________________?
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A. 50C for 30 minutes

B. 62.8C for minutes

C. 60C for 30 minutes

D. None of the above

2079. Corrositivity of water is an indication of___________________?
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A. Salinity

B. Property of polluted material

C. Both a & b

D. None of the above

2080. Which one of the following acid is present in rancid butter__________________?
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A. N-butyric acid

B. Caprotic acid

C. Propionic acid

D. Pentanoic acid