Environmental Sciences Quiz 486 (20 MCQs)

Quiz Instructions

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1. Examples of ..... are carbon dioxide, a greenhouse gas, a carbon monoxide, a molecule that blocks the blood from transporting oxygen.
2. What type of consumer only eats plants?
3. Match the organisms with their role in the ecosystem
4. The tragedy of the commons refers to
5. If pesticides are stored in the operation, where should they be kept?
6. When water falls from the clouds
7. What has the highest population density? Which area is the most densely populated?
8. It suggests that human beings are the most important beings. All other living beings are but accessories that would assist in their survival
9. The most abundant Greenhouse Gas in the atmosphere is .....
10. The process in which sediment are fused or glued together.
11. In big cities, what is the greatest threat to air quality?
12. Most of the energy of an ecosystem comes from .....
13. When harmful substances build up in the air to unhealthy levels, it is called
14. In an estuary, when fresh water meets salt water, currents form and cause
15. What is the main characteristic of abyssal plains?
16. Which of the following can naturally "fix" atmospheric nitrogen so plants can utilize it?
17. ..... energy sources replenish themselves or are continuously present as a feature of the solar system.
18. Which of the following is NOT an example of how by which water cleans itself?
19. The study of living organisms.
20. A complex organic chemical that provides energy to drive many processes in living cells, e.g. muscle contraction, nerve impulse propagation, chemical synthesis.