The correct option is A True
Many chemicals such as fertilisers, insecticides, pesticides, etc., are used in agriculture to increase the quality and quantity of harvest.
But their excessive use have several disadvantages namely:
∙ They kill microbes and earthworms beneficial to soil
∙ They leach into the ground increasing toxicity and water pollution.
∙ Also if fertilisers find their way to water bodies they can disrupt aquatic life and also to the community that is consuming that water resource