WAEC Agricultural Science 2022 Objective — Question 19
Question 19 of 50 from the West African Examinations Council (WAEC) Agricultural Science 2022 Objective paper, with the correct answer and a full explanation.
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Water can be conserved in the soil by
- A. mulching, strip cropping and cover croppingCorrect
- B. weeding, strip cropping and clean clearing
- C. clean clearing, mulching and strip cropping
- D. cover cropping, mulching and weeding
Explanation
Mulching, strip cropping and cover cropping all help reduce evaporation and runoff, conserving soil moisture. Clean clearing (bare soil) increases water loss.
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