Which of the following is likely to have the highest level of DDT deposition in its body?
Correct answer: C. Sea gull
- A. Eel
- B. Crab
- C. Sea gull
- D. Phytoplanktons
Explanation
DDT becomes concentrated at successive trophic levels through biomagnification, so a predatory sea gull accumulates more than organisms lower in the food chain such as phytoplankton, crabs, and eels.
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