Exam 24: Global Ecology and Human Interferences

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Biological magnification occurs as organisms get larger due to increased water,air,and soil pollution.

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There is more nitrogen gas in the atmosphere than there is oxygen.

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Organisms that live in an aquatic environment get their carbon from calcium carbonate shells on the bottom instead of from carbon dioxide in the environment.

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How is the nitrogen cycle like the carbon cycle?

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Hail and snow are examples of

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Phosphorus is needed by living organisms because it is a part of proteins.

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Which term is analogous to the word "niche"?

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Minerals in rocks are considered what type of component of a chemical cycle?

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Which of the following is not a greenhouse gas?

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What is the loss of water from plants called?

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A detrital food web and a grazing food web are separate because each starts at a different level.

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Water vapor contributes to global warming.

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When water evaporates from the ocean,it leaves the salts behind.

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The bottom of the ocean floor is not considered part of the biosphere because no sunlight reaches it.

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One of the consequences of building roads,parking lots,and buildings is

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Timothy has become a vegan.He does not eat any meat,eggs,milk,or cheese.How would Timothy be classified?

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Both energy and chemicals cycle through an ecosystem.

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Which of the following is not an abiotic component of an ecosystem?

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Decomposers perform a valuable service because they recycle nutrients.

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Which of the following organisms is a secondary consumer?

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