Test Quiz 4

Test Quiz 4 - Test Submission: Quiz_4s Question 1 10 out of...

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Test Submission: Quiz_4s Question 1 10 out of 10 points The concentration of PCBs (poly-chlorinted biphenyls) in Lake Hartwell is 0.3 ppb (parts per billion). The concentration of PCBs in an eagle that eats fish from Lake Hartwell is 43 ppb. What process is causing the high levels of PCBs in the eagle? Answer Selected Answer: biomagnification Correct Answer: biomagnification Question 2 10 out of 10 points Which factor is currently causing the greatest premature extinction of wild species? Answer
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Selected Answer: cutting down the rainforest Correct Answer: cutting down the rainforest Question 3 10 out of 10 points What is an accurate description of bats? Answer Selected Answer: keystone species Correct Answer: keystone species Question 4
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10 out of 10 points Which statement about the ESA is correct? Answer Selected Answer: 90% of listed species live totally or partially on private land Correct Answer: 90% of listed species live totally or partially on private land Question 5
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Test Quiz 4 - Test Submission: Quiz_4s Question 1 10 out of...

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