Which of the following agrochemical is not banned in India?

Correct option is A

Agrochemicals are banned based on their toxicity and environmental impacts. Among the given chemicals:
1. Cypermethrin: Not banned in India and is widely used as an insecticide for crops.
2. Endrin: Banned in India due to high toxicity and environmental persistence.
3. Heptachlor: Banned because of its hazardous impact on human health and the environment.
4. Trichloro acetic acid: Banned for agricultural use.
Correct Answer: Cypermethrin is still legally allowed for use in India.