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One reason that rainforests have more precipitation than deserts is _______. a. plants in the desert experience a large amount of transpiration b. plants in the rainforest release a large amount of water to the atmosphere c. plants in the rainforest experience a small amount of transpiration d. the fewer plants an area has, the smaller the amount of transpiration there is |
B |
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A large portion of precipitation in the rainforest occurs as a result of _______. a. perspiration b. respiration c. oxidation d. transpiration |
D |
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Carbon is found only in living organisms |
F |
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Phosphorus is contained in _______. a. living organisms b. soil c. bodies of water d. all of the above |
D |
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How is carbon reintroduced into the atmosphere? a. respiration b. photosynthesis c. evaporation d. all of the above |
A |
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What is desertification? a. method of using desert land for agriculture b. the process of turning arable land into deserts c. drying up of stream beds and lakes d. the expansion of current deserts land areas |
B |
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Plants in the rainforest _______. a. effectively conserve and retain water b. have low levels of transpiration c. release 50-80% of their water back into the ecosystem d. are adapted to conditions of drought |
C |
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Cycles are essential to all living organisms |
T |
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Fluctuations in the phosphorus cycle in aquatic ecosystems _______. a. can lead to changes in the growth rates of aquatic populations b. are never caused by human impact on the environment c. lead to a decrease in the amount of phosphorus found in sediment d. never occur naturally |
A |
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Which abiotic factor would likely have the greatest effect on Canadian geese migration? a. fluctuations in the carbon cycle b. fluctuations in the nitrogen cycle c. fluctuations in the phosphorus cycle d. fluctuations in seasons Please select the best answer from the choices provided A B C D |
D |
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