Clark College, Biology 144

Final Exam Study Guide

I. Terms and definitions

Abyssal zone Atoll Barrier reef Biomagnification Competition Detritus Endangered species

Global change Greenhouse effect Hydrothermal vents Mariculture Mesopelagic zone Ozone hole Shellfish

II. Concepts

1. Be able to contrast differences among marine communities in unique characteristics. What are the important envionnmental factors?
2. What is a detrius-based food chain and give an example? Why are coral reefs important ecosystems?
3. Know the general characteristics of deep sea animals.
4. Understand the atmospheric and oceanographic changes associated with El Niño and their biological effects.
5. Understand the causes of overharvesting and the concept of maximum sustainable yield.
6. List several ways humans are impacting marine ecosystems.

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