Question

02. Why do farmers carry out levelling of the ploughed fields?
Q3. Name any two fertilizers and their harmful effects.
Q4. How do viruses differ from other micro-organisms?
Q5. State any two ways of preventing diseases spread by houseflies?
Q6. How do you preserve cooked food at home?
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Answer 1

Answer:

The levelling of ploughed soil is beneficial because : the levelling of the ploughed fields prevent the top fertile soils from being carried away by strong winds... Hope it helps you