6. Ecology and Conservation

Human Impacts — Quiz

Test your understanding of human impacts with 5 practice questions.

Practice Questions

Question 1

Which of the following terms describes the process where excess nutrients in water bodies lead to dense plant growth and subsequent oxygen depletion?

Question 2

What is the primary way that the introduction of non-native (invasive) species impacts local ecosystems?

Question 3

Which of the following is a direct consequence of overfishing on marine ecosystems?

Question 4

The release of sulfur dioxide ($SO_2$) and nitrogen oxides ($NO_x$) into the atmosphere is a major cause of which environmental problem?

Question 5

What is the term for the process where pollutants become more concentrated in organisms at successively higher trophic levels in a food chain?