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Ecology Quiz 55 (60 MCQs)

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1. What does niche mean?
2. An ecological pyramid is:
3. Which of these organisms would you most expect to find on a small island that formed as a result of a volcanic two years prior?
4. Any living thing
5. All of the following are biotic except .....
6. An organism that does not require light to make their own food is a .....
7. Another name for producer that means "self eater"
8. ..... shows all the living things are connected.
9. What are fossil fuels made from?
10. True of False:plants absorb the sun's energy, then passes it on to the organism that eats them. This is called photosynthesis.
11. When humans cut down large amounts of trees in an area this is called
12. What absorbs light energy
13. Daniel, Priya, and Abigail are studying the population of rabbits in a particular forest. They want to determine the maximum number of rabbits that the resources in the forest can support. What is this concept called?
14. The dominant plants in the grasslands are .....
15. Which level of ecology is the most specific?
16. Which biome recieves the most rainfall?
17. The best word to describe a group of microorganisms which float on water is:
18. What type of measurement is it when I take the population of one sample classroom and multiply it by the number of classrooms?
19. Photosynthesis is the
20. The first living things to grow successfully on a newly formed sand dune are known as
21. Self-feeding organisms are:
22. Organisms that eat both meat and vegetation
23. Which energy role obtain energy through photosynthesis?
24. An animal's population decreases from 800 individuals to 600 individuals. What could explain this change in population size?
25. Which of the following is the highest level of organization within the environment?
26. Precipitation that contains high amounts of chemical pollutants that injures plants and pollutes the soil and rivers/oceans.
27. If the climate in a cold region (like the Taiga) changed and the average weather patterns began to become warmer, would this affect the organisms living there?
28. All the following are decomposers except
29. This means the amount of salt dissolved in water.
30. What all can be found in an ecosystem?
31. Anything that can restrict the size of a population
32. Living thing that makes its own food is called:
33. A place where matter/nutrients are collected/stored.
34. Sunlight is an ..... factor.
35. All the interacting populations in a specific area
36. Temperature is an example of what kind of factor?
37. The nonliving aspects of the environment
38. The number of individuals in an area
39. What is an example of an omnivore
40. Organisms that cannot make their own energy-rich particles
41. The primary source of energy for all food webs comes from
42. Which phrase best describes an ecosystem? (Biotic and Abiotic?
43. The park isn't clean. There is ..... rubbish.
44. After being introduced in the 1930's, the fire ant became established in the southern United States. One biological way to control fire ants might be to introduce organisms that are
45. What can we do to protect our environment?
46. Grass and trees are examples of
47. When two speices work togher for their survuval
48. An association between two organisms with in a community which one benefits
49. What is true concerning an ecological community?
50. In a food web, which type of organism receives energy from the other three types?
51. Which process removes carbon dioxide from the atmosphere?
52. Which biome receives between 0 and 25 centimeters of precipitation each year, has a temperature range from-27 to 5 degrees Celsius, has frozen soil, and is home to hares, caribou, and wolves?
53. When members of a population move into a given area, this is
54. Sun, wind water and geothermal energy are considered ..... energy resources since these resources can never run out.
55. It is estimated that humans will cause more than half of the existing species in the world to go extinct in the next 1, 000 years
56. About how much energy is LOST when an organism consumes another organism from a different trophic level?
57. Competition is when .....
58. Why are some sharks considered a keystone species?
59. Modern technology has resulted in the production and use of insecticides. Which statement is a false description of insecticides?
60. Which of the following is an example of predation?
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