3/18/16 bio chapter 3 – Flashcards
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The branch of biology dealing with interactions amount organisms and between organisms and their environment is called ________.
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D. Ecology
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Which of the following descriptions about the organizations of an ecosystem is correct?
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D. Species make up populations, which make up communities.
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The simplest grouping of more than one kind of organism in the biosphere is _________
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B. Community
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The lowest level of environmental complexity that includes living and nonliving factors in the _______________.
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C. Ecosystem
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Which of the following is NOT a basic method used by ecologists to study the living world?
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B. Animal training
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Which ecological inquiry method is an ecologist using when he or she sets up a greenhouse and measures effects of different levels of carbon dioxide on an endangered plant species?
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D. Modeling
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The algae at the beginning of the food chain in the diagram are _____.
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B. Decomposers
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How do most primary producers make their own food?
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C. By using light energy to make carbohydrates
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Which of the following organisms does NOT require sunlight to live?
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A. Chemosynthetic bacteria
