Environmental Sciences Quiz 26 (20 MCQs)

Quiz Instructions

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1. Since 1950, what percentage of Earth's rain forests have been lost to deforestation?
2. ..... is the fair treatment of all people concerning environmental problems.
3. A source of groundwater contamination in coastal areas is saltwater intrusion.
4. Which statement about scientific views is correct?
5. Carbon dioxide is released through ..... processes such as respiration and volcano eruptions and through ..... activities such as deforestation, land use changes, and burning fossil fuels.
6. What is the term for when adaptations occur because of survival of the fittest?
7. In a forest ecosystem, the abiotic factors include .....
8. Which of the following is an example of natural capital
9. Wind and rain going across the surface of the Earth causes .....
10. Water resources cover what percentage of the earth's surface?
11. Sustainable development is
12. Balance this chemical reaction ..... ? ..... H2O2 $\rightarrow$ ..... H2O + O2
13. A method in which decision makers compare what will be sacrificed and gained by taking a specific action
14. Sediments are removed and transported by water, wind, ice, or gravity in a process called .....
15. A wolf pack hunts, kills, and feeds on a moose. In this interaction, the wolves are
16. The great diversity of rain forest organisms has led to
17. An area in the ocean where most marine organisms cannot survive
18. The environment includes .....
19. When the wolves were returned to Yellowstone National Park they changed the way many animal and plant species exist in the park. Just one species coming back affected many species. The wolves are acting like a
20. Aquatic ecosystem in which fresh water from rivers mixes with water from the ocean forming a nutrient trap.