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5 Written questions

5 Matching questions

  1. Commensalism
  2. Humus
  3. Ecology
  4. Wetlands
  5. Population
  1. a The study of organisms and how they interact in an ecosystem.
  2. b A material in soil formed by the breakdown of plant and animal remains.
  3. c __________ are areas in which water is near the surface of the soil most of the time.
  4. d When one organism benefits but does not harm the other, the relationship is called ______________ (one is happy, and the other doesn't care).
  5. e In an ecosystem, all the organisms of one species make up a ____________.

5 Multiple choice questions

  1. The largest number of individuals of one species that an ecosystem can support over time.
  2. The living things in an area are parts of special systems called ___________.
  3. ______________ is the average weather pattern of a region over time.
  4. About three fourths of all fish caught in the U.S. each year spent part of their lives in ____________.
  5. ________________ is a relationship in which an organism of one species benefits at the expense of another organism of another species (one is happy and one is sad).

5 True/False questions

  1. PondWhat root word means "living"?

          

  2. EstuaryAbout three fourths of all fish caught in the U.S. each year spent part of their lives in ____________.

          

  3. TaigaWhat root word means "living"?

          

  4. CompetitionIn an ecosystem, all the organisms of one species make up a ____________.

          

  5. Biotic factorAny living thing that is a part of an ecosystem is a __________.

          

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