Question

Choose the correct statements:

(i) Excessive use of chemicals in agriculture is toxic to many plant and animal species.
(ii) Excessive use of chemical fertilisers can cause environmental pollution.
(iii) Chemical fertilisers are used in agriculture to increase the quantity of harvest.

• A. Only (i)
• B. (ii) and (iii)
• C. Only (iii)
• D. (i), (ii) and (iii)

Answer 1

The correct option is D (i), (ii) and (iii)

$\bullet$ Many chemicals which are partially or completely synthetic in origin such as fertilisers, insecticides, pesticides, etc., are used in agriculture to increase the quantity of harvest.
$\bullet$ Excessive use of these chemicals can be poisonous to many plants and animal species as well as cause environmental pollution.