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ECOLOGY PRACTICE QUESTIONS (Serie #1) 1) How are matter and energy used in ecosystems? A) Matter is cycled through ecosystems; energy is not. B) Energy is cycled through ecosystems; matter is not. C) Energy can be converted into matter; matter cannot be converted into energy. D) Matter can be converted into energy; energy cannot be converted into matter. E) Matter is used in ecosystems; energy is not 2) A cow's herbivorous diet indicates that it is a(n) A) primary consumer. B) secondary consumer. C) decomposer. D) autotroph. E) producer. 3) To recycle nutrients, the minimum an ecosystem must have is 4) Which of the following terms encompasses all of the others? 5) Which of the following are responsible for the conversion of most organic material into CO2, which can be utilized in primary production? 6) Of the following pairs, which are the main decomposers in a terrestrial ecosystem? A) fungi and prokaryotes B) plants and mosses C) insects and mollusks D) mammals and birds E) annelids and nematodes
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7) Many homeowners mow their lawns during the summer and collect the clippings, which are then hauled to the local landfill. Which of the following actions would most benefit the local ecosystem? 8) What is the most important role of photosynthetic organisms in an ecosystem? 9) Ecosystems are
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