Question

Fifa harmful chemical enters the food chain and comprising fishes that cytokeratins and kingfisher the which organism is likely to have minimum concentration of homework chemicals in the body

Answer 1

Birds will have maximum concentration of chemical in its body. It's a simple process of Biomagnification. Can be explained in this case as follows.

If plankton have 0.01% mercury then the fish will eat many plankton and this leads to accumulation of mercury in fish body. Same way if bird eat 2 or 3 fishes it will led to more accumulation or magnification of mercury in its body.