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AP Bio Chp 50 MC - AP Biology Chapter 50 Multiple Choice...

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AP Biology Chapter 50 Multiple Choice Questions 1. An ecologist might conduct research to answer which of the following questions? (p. 1093) How does the uneven heating of Earth's surface cause the movement of air and water masses? How do genes specify protein construction? How are different species of fish related (in an evolutionary sense) to each other? How does caffeine affect the transmission of nerve impulses in humans? How do tapeworms cope with life in the human intestine? 2. The sum of all Earth's ecosystems is called the __________. (p. 1095) stratosphere lithosphere biosphere hydrosphere troposphere 3. An immature frog (a tadpole) lives in a pond or lake. The adult frog lives on land, and it possesses special adaptations that permit it to survive in a terrestrial environment. These special adaptations _____. (p. 1100) help prevent the adult frog's body from drying out maximize body temperature permit the adult frog to maintain its internal water balance given the solute concentration of its hypotonic surroundings maximize the rate of water loss from its body maximize the interception of solar energy 4. Why are many of the world's deserts located at latitudes of about 30° north and south? (p. 1103)
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Earth is tilted on its axis. The greatest amount of solar energy per unit area is absorbed by Earth at about 30° north and south. Dry air, originating at the equator, descends toward Earth's surface at about 30° north and south. Warm air rises at about 30° north and south and spreads toward the poles and the equator. Earth is a rotating sphere. 5. Earth's biosphere is not completely self-contained (or closed) because _____. (p. 1100) humans pollute the atmosphere and bodies of water plants, algae, and photosynthetic bacteria obtain energy from sunlight, and heat escapes from the biosphere into space the precipitation that falls on the interior of western North America is derived from the Pacific Ocean bacteria that live on snowy mountains receive nutrients blown to them by winds
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