Hamad Agronomy 09/07/2020 A. 5.2 to 9.0 B. 5.2 to 7.0 C. 3.5 to 5.5 D. non of these Related Mcqs: The wearing away of the land surface by wind, water, ice or other geological agent is called__________________?A. Seepage B. Soil conservation C. Erosion D. fertility depletion... The major source of foreign exchange earning is________________?A. Wheat B. Sugarcane C. Cotton D. Jute... The CO, content of air is___________________?A. 1% B. 10.3% C. 0.03% D. 0.002%... Allelochemicals are used as growth regulators and natural pesticides to promote__________________?A. Sustainable agriculture B. Improve agriculture C. Both a and b... In country’s GDP, the cotton accounts for_________________?A. 5% B. 2% C. 2% D. 10.15%...
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