Science H.W(10/4/17)

Comprehension: Answer the following question in NB1.
1. What are the benefits of sowing seeds using a seed drill?
2. How is levelling of soil done and why?
3. Why is it essential to sow seeds at an appropriate distance?
4. Give two disadvantages of using fertilisers excessively.
5. Write four differences between manure and fertilisers.

[Time: 25 minutes MI: Verbal RBT: Application]

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