Which among the following is likely to have the highest levels of DDT deposition in its body ?

Options

A. Sea gull
B. Phytoplankton
C. Eel
D. Crab

Answer

A

Explanation

Chlorinated hydrocarbons like DDT pass into the food chain and increase in amount per unit weight of organism with the rise in trophic level due to their accumulation in fat. Among the given animals, sea gull which is a fish eating bird and is present at higher trophic level, will have high levels of DDT depositon in its body.