Question

why should we not use chemical weedicides and pesticides​

Answer 1

they are toxic both for humans and pests. But the intensity of toxicity is less on humans. Though they go into the field soil and makes it less fertile. Which is not useful for future crops.

Answer 2

Answer:

Weedicides do not harm crops but there are bad effects on farmers health.

Pesticides stop the growth of useful microorganisms like earthworm.... pesticides also have bad effect on farmers...like health disorder,stinging eyes, Diarrhoea,bilndness and also may death.

Explanation:

I hope it will help you...