Biology Practice Problems Ecosystems Practice Problems Solution: Which trophic level is most at risk from chemicals...

Solution: Which trophic level is most at risk from chemicals like mercury and DDT?A. Tertiary consumersB. Primary producersC. Primary consumersD. Secondary consumers

Problem

Which trophic level is most at risk from chemicals like mercury and DDT?

A. Tertiary consumers

B. Primary producers

C. Primary consumers

D. Secondary consumers

Solution

Organisms acquire environment toxins along with water and nutrients. Although some of these toxins are metabolized or excreted, some still accumulate in tissues. 

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