How do harmful chemicals enter the food chain ?

Detritus food chain.

Grazing food chain

What is a food chain?

The food chain ends with

Select the incorrect food chain

What do you mean by biomagnification of harmful chemicals ? How does this phenomenon affect the human health ?

Which of the following is the correct sequence in the food chain?

Select the incorrect food chain.

2 ppm of a pesticide entered in a food chain at the producer level. However, in the apex consumers, 200 ppm of pesticide was identified. The phenomenon that occurred here is :

Pick up the correct food chain.