Environmental Sciences Quiz 583 (20 MCQs)

Quiz Instructions

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1. Identify the examples as:a organism, population, community, or ecosystem. Water, Fish, Turtles, Oxygen, Rocks and Moss interacting in a river system.
2. This element speeds up eutrophication and mostly results from the weathering of rocks
3. What is genetic drift caused by?
4. How can we mitigate the impact of elevated nitrate levels in an ecosystem?
5. Where is the dependent variable placed on a graph?
6. Invasive species alter the ecosystem by a ..... in number quickly, this leads to ..... food for the native species.
7. Most of the earth's FRESH water is contained where?
8. The basic unit of structure and function in the human body is the .....
9. What is the primary driver of forest loss in Latin America?
10. The remora fish attaches onto sharks for transportation, but doesn't change the shark in any way. Which type of interaction do the remora fish and shark have?
11. The largest threat to biodiversity is
12. Which of the following aquatic biomes has less than 1% saltwater?
13. Which of the following is NOT true about chemistry?
14. Eating at the lab tables is not allowed.
15. The big bang, plate tectonics, and general relativity are all examples of
16. Which type of data involves numbers that are obtained by counting or measuring?
17. Interacting food chains found in an ecosystem
18. On Mount Everest the temperature decreases as the altitude increases. The summit of this mountain is in which atmospheric layer?
19. A large region characterized by a specific climate and certain types of plant and animal communities is called a .....
20. Concept recognizing the variety and interdependence of life forms in an area