Page 29 - Agronomy-Soil.Sci-Horticulture objective AFO

• 30 – 60% fertilizer saving through fertigation
• 20 – 40% increase in production

103. In which form of tillage, no plant is left undisturbed: IBPS

AFO Mains 2018)

a. Strip tillage

b. Conventional tillage
c. Reduced tillage

d. Stubble tillage
e. Clean tillage

ANS:- e. Clean tillage

104. What is the optimum relative humidity range for crop

production: IBPS AFO Mains 2018)

a. 40-60 %

b. 30-50 %
c. 50-70 %

d. 70-80 %
e. None of these

ANS:- a. 40-60 %

105. What is the name of the component with perennial hedge and

crop: IBPS AFO Mains 2018)

a. Mixed crop

b. Alley crop
c. Avenue crop
d. Cover crop

e. Augmenting crop

ANS: – b. Alley crop

106. Which among the following crop has the largest area under
2015-16: IBPS AFO Mains 2018)

a. Paddy
b. Wheat

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