44_APES Midterm 2008B

44_APES Midterm - APES Midterm 2008 Multiple Choice Identify the choice that best completes the statement or answers the question 1 The largest

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APES Midterm 2008 Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. The largest numbers of species of organisms on the earth are currently a. microorganisms and fungi. b. amphibians and reptiles. c. insects and fungi. d. insects and microorganisms. ____ 2. The basic unit of life is the a. nucleotide. b. mitochondrion. c. cell. d. tissue. ____ 3. All physical forms of water (solid, liquid, and gas) make up the a. atmosphere. b. lithosphere. c. biosphere. d. hydrosphere. ____ 4. Ecosphere is the same as a. atmosphere. b. lithosphere. c. biosphere. d. hydrosphere. ____ 5. Large ecological regions with characteristic types of natural vegetation are called a. ecosystems. b. communities. c. populations. d. biomes. ____ 6. Aquatic life zones are the aquatic equivalent of a. communities. b. ecosystems. c. biomes. d. ecospheres. ____ 7. All of the following factors have strong effects on terrestrial ecosystems except a. temperature. b. precipitation. c. nature of the soil. d. dissolved oxygen. ____ 8. Autotrophs a. might eat heterotrophs. b. are known as decomposers. c. cannot do photosynthesis. d. can live without heterotrophs. ____ 9. What are organisms that feed on plants called? a. detritus feeders b. omnivores
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c. carnivores d. herbivores ____ 10. Vultures, hyenas, and flies are all examples of a. detritivores. b. herbivores. c. autotrophs. d. scavengers. ____ 11. Aerobic respiration requires a. glucose and carbon dioxide. b. glucose and oxygen. c. oxygen and water. d. carbon dioxide and water. ____ 12. The process which results in alcoholic beverages is a. aerobic respiration. b. anaerobic respiration. c. photosynthesis. d. chemosynthesis. ____ 13. The ecological efficiency at each trophic level of a particular ecosystem is 20%. If the green plants of the ecosystem capture 100 units of energy, about _____ units of energy will be available to support herbivores, and about _____ units of energy will be available to support carnivores. a. 120; 140 b. 120; 240 c. 20; 2 d. 20; 4 ____ 14. The amount of water vapor found in a certain mass of air is the a. relative humidity. b. absolute humidity. c. average humidity. d. air pressure. ____ 15. Water covers about ____% of Earth's surface. a. 51 b. 61 c. 71 d. 81 ____ 16. Nitrogen is a major component of all of the following except a. proteins. b. nucleic acids. c. ammonia. d. groundwater. ____ 17. When organisms die, their nitrogenous organic compounds are converted to simpler inorganic compounds such as ammonia through the process of a. nitrification. b. nitrogen fixation. c. denitrification. d. ammonification. ____ 18. You are an evolutionary biologist studying a population of bats in the rainforest of Brazil. Most of the population possesses moderate length wings, although some individuals have long wings and some individuals have short wings. Over the course of time, you notice that the frequency of moderate-length wings increases. You conclude that the most likely cause of this development is
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a. stabilizing natural selection.
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This note was uploaded on 11/07/2010 for the course EAF 120A taught by Professor Ono during the Spring '10 term at Harvard.

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44_APES Midterm - APES Midterm 2008 Multiple Choice Identify the choice that best completes the statement or answers the question 1 The largest

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