Question

Pesticides, though non-biodegradable, are both beneficial and harmful for agriculture. Select the INCORRECT option regarding pesticides?

• A. They reduce plant growth
• B. They reduce chlorophyll content of the plant and hence affect photosynthesis
• C. They are used to control weeds, pests and plant diseases
• D. They alter nitrogen metabolism, so less protein content in plants

Answer 1

Answer:

C. They are used to control weeds, pests and plant diseases

• option c is incorrect.

• Pesticides are compounds used to prevent, destroy, and control pests.

• Pesticides, though non-biodegradable, are both beneficial and harmful to agriculture.

• They alter nitrogen metabolism, so less protein content in plants Pesticides reduce the chlorophyll content of the plant and hence affect photosynthesis.

• They reduce plant growth. In some cases, the soil, water, turf, and other vegetation could all become contaminated by pesticides and the pesticides can be toxic to some non-target plants and animals.