1) What would happen if decay did not occur? A and B only 2) Carbon dioxide is p
ID: 231567 • Letter: 1
Question
1) What would happen if decay did not occur?
A and B only
2) Carbon dioxide is produced by all of the following except
burning vegetation.
3) Which of the following is not part of an ecosystem?
4) In deserts, a limiting factor on life forms would be
A. The decomposer component of the food chain would not be operating. B. The wastes generated by organisms would not decompose and, consequently, the surface of the Earth would become covered with non-decaying animal wastes. C. Nutrient cycling would stop, so soils would eventually lose their fertility, plants would not be able to grow, and the food chain would collapse. D. all of the above E.A and B only
2) Carbon dioxide is produced by all of the following except
A. plant and animal respiration. B. photosynthesis. C. volcanic activity. D. fossil fuel combustion of industry. E.burning vegetation.
3) Which of the following is not part of an ecosystem?
A. Earth's crust B. flowers C. carbon and nitrogen D. mountain tops E. All of these are part of ecosystems.4) In deserts, a limiting factor on life forms would be
A. sunlight. B. lack of rainfall. C. cold temperatures. D. all of the aboveExplanation / Answer
1) D.
2) B
3) E
4) B
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