Question

3.) Write a short note on the advantages and disadvantages of chemical fertilisers and manure.​

Answer 1

Answer:

Manure adds nutrients to the soil without affecting its fertility. It does not damage the crops and produces healthy plants. Fertilizers are chemicals which lower the fertility of the soil if used regularly. They also damage the crops and make them unhealthy for consumption.

Answer 2

Answer:

$\huge\mathbb{Advantages-}$

The chemical fertilisers have the right amount of nutrients ( like phosphorus, nitrogen, etc) which is required my the plant and helps in a better yield.

Explanation:

$\huge\mathbb{Disadvantage-}$

The excess use of fertilisers may spoil the soil and hence, they should be used judiciously.