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Environmental Sciences Quiz 168 (60 MCQs)

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1. Why do we want to test only one independent variable at a time?
2. Esutary is considered the most productive aquatic habitat
3. The estimated number of years an individual is expected to live is known as the
4. In the last several hundred years, both human population and resource consumption have
5. What type of power plant uses scraps from farming and waste products to generate electricity?
6. How does latitude affect the Earth's climate?
7. Ecosystem found in shallow, tropical seas
8. An organism is resistant to a chemical if it
9. The approach to development LEAST likely to result in sprawl is
10. It's important to ..... plastic.
11. If you wanted to convince your elected leaders that steps should be taken to reduce soil erosion along the bank of the creek that runs through your neighborhood, you would probably be most effective working with your
12. What is the top layer of the Earth's surface called?
13. When a substance is heated, its density .....
14. Which is NOT true of consumers?
15. What is the primary way in which the amount of carbon dioxide in the atmosphere is increased?
16. What is blackwater?
17. A plant or animal species that is no longer living or existing
18. The crust of the Earth is
19. Species which are only found in some popular areas that are usually isolated by natural or geographical barriers
20. A small, living aquatic organism would best be observed using which of the following pieces of equipment?
21. Meeting to lower the release of carbon dioxide
22. ..... is used to produce two useful forms of energy from the same fuel source, such as when steam in a power plant is used to heat nearby buildings.
23. In the scientific method, what is used to test a hypothesis?
24. What are the variables that are kept the same during an experiment?
25. Animals, forests, grasslands, and trees all belong to which sphere?
26. The raising of crops and livestock for food and for other products that are useful to humans.
27. Which type of rock often contains fossils?
28. Crop rotation does all of the following EXCEPT
29. Which elemental gas makes up around 80% of the Earth's atmosphere?
30. What type of organism converts nitrogen into a usable form for plants?
31. Algae, parameciums, protozoa, and amoebas are all examples of which kingdom?
32. Which of the following are examples of ecosystem services?
33. Which major forest biome consists mostly of coniferous trees (pine, spruce, fir)?
34. A disease wipes out most of the rabbit population in a forest. What type of limiting factor would this be?
35. Who works for the agency North Carolina Wildlife Commission responsible for controlling the harvest of wildlife?
36. Role or position and species has in its environment
37. What are the 3 types of consumers?
38. India is in the Northern Hemisphere and Australia is in the Southern Hemisphere. In June, it is summer in India and winter in Australia. What is the main reason the seasons are opposite in the two countries?
39. A close relationship between 2 or more species is called:
40. Which month does El nino and La nina occur?
41. All living things are made of these
42. What was the Deep Water Horizon?
43. One group of gases that is responsible for destroying ozone in the ozone layer is
44. What is a major advantage of mass transit over private vehicles?
45. Loss of biodiversity is the number and variety of species.
46. An organism that can make its own food
47. Effective scientists are always ....., meaning that they do not simply accept what they hear from others.
48. Nitrogen compounds are converted back into atmospheric N2 by bacteria and burning of fossil fuels through this process
49. What happens to rain that falls through a polluted atmosphere?
50. What do invasive species do to the habitat they move into? (paragraph 2)
51. Toxins accumulation in the tissues of organisms as they pass through a food chain/web is called .....
52. Ocean currents are powered by
53. The variety of all living things on Earth is called .....
54. What is the weathering process in which rocks are broken down into smaller pieces (sediments) and do not change the rock composition?
55. What is most likely to occur when the sun, moon, and Earth are aligned in a relatively straight line?
56. The Joro spider is an invasive insect species that came from Japan. These insects can upset natural ecosystems because they .....
57. This characteristic of a mineral means the substance is not made by an organism.
58. Which time period was characterized by a shift from human/animal power to fossil fuels?
59. Mutations are generally harmful, unless they:
60. What gas is most prevalent in our atmosphere?
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