agriculture MCQs – Page 54

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 Review each marked answer and report any item that may be outdated or unclear.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

1061. Part of embryonic axis which develops into root is called___________________?
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A. Coleoptile

B. Radicle

C. Coleorluza

D. Plumule

1062. Wheat is predominantly________________?
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A. Cross pollinated crop

B. Often cross pollinated crop

C. Apomictie crop

D. Self pollinated crop

1063. First ginning machine was invented in_______________?
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A. 1893 AD

B. 1650 AD

C. 1793 AD

D. 1880 AD

1064. In the long term storage, germplasm can be stored upto____________________?
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A. 200 years

B. 150 years

C. 100 years

D. 1250 years

1065. Plants uptake their nutrients from____________________?
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A. Air

B. So

C. Water

D. All the above

1066. When one set of vegetation follows the oilier set of vegetation with passage of time is known as________________?
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A. Succession

B. Biodiversity

C. Retrogression

D. Linear planting

1067. Oka (1975) has suggested that me population size suitable for maintenance and seed production of a commercial crop of a self pollinated species should be________________?
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A. 300 plants

B. 200 plants

C. 100 plants

D. 400 plants

1068. Resistance of plants to living organism is called______________________?
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A. Vertical resistance

B. Biotic resistance

C. Abiotic resistance

D. Horizantal resistance

1069. The enzyme responsible for biological nitrogen fixation is________________?
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A. Lipase

B. Kinease

C. Isomerase

D. Nitrogenase

1070. Sugar beet belongs to family ?
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A. non of these

B. Chenopodiaceae

C. Poaceae

D. Cucurbitaceae

1071. Breeders seed production is taken up from the nucleus seed B and A lines are pollinated in an isolation of 1 Km in a ratio of_________________?
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A. 1:05

B. 1:02

C. 1:4

D. 1:03

1072. Agro ecological regions of sindh are_____________________?
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A. 1

B. 3

C. 5

D. 4

1073. On the basis of yield of cotton per hectare which of the following country occupies second position______________?
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A. Pakistan

B. non of these

C. China

D. Turkey

1074. Breeder seed is the progeny of_____________________?
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A. Certified seed

B. Nucleus seed

C. Registered seed

D. Foundation seed

1075. In fanning system cultivation of two or more crops is known as_______________?
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A. Strip cropping

B. All the above

C. Multiple cropping

D. Sequential cropping

1076. Hybrid seeds are developed because they_________________?
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A. Provide greater vigour

B. All the above

C. Produce better crop

D. Are more uniform

1077. In 1992-93 the greatest decrease in the production of cotton was due to attack of_____________?
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A. Spotted boll worm

B. CLCV

C. American boll worm

D. Aphids

1078. Electrolytes leakage is found greater in______________?
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A. non of these

B. All the above

C. LD grains

D. HD grains

1079. What is SAZDA_______________?
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A. Sindhi Arid Zone Development Authority

B. Sindhi Agricultural Zonal Development Authority

C. None of the above

D. non of these

1080. Water courses are lined to avoid_________________?
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A. Evaporation

B. Seepage

C. Transpiration

D. Erosion

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