Question

8. Differentiate between manure and fertilisers.
Manure
Fertiliser
9. When we put some seeds in water in a vessel, some of them sink in bottom wh
some others float on the top. Give the reason for both the types.
9​

Answer 1

Answer:

1. Manures are obtained from natural sources, whereas fertilisers are synthetically manufactured in the factories. Manures are eco-friendly, whereas fertilisers harm the useful microbes present in the soil and also decrease the soil fertility if used for a longer time.
2. The seeds with high density sinks in water . Whereas the seeds of low density floats on top of water.

Explanation:

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