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5 Written questions

5 Matching questions

  1. What must happen to matter?
  2. Decomposer
  3. producers
  4. Combustion
  5. assimilation
  1. a It must be recycled between organisms and the environment

    Closed pathways by which matter is cycled through ecosystems
  2. b captures light energy and makes energy-storing molecules (plants, algae, and some bacteria) AUTOTROPHIC
  3. c incorporation of materials into the body of an organism.
  4. d bacteria and fungi that cause decay also returns nutrients to the environment
  5. e burning organic matter either by natural events or human activity.

5 Multiple choice questions

  1. the community of organisms and the abiotic factors in its habitat
  2. The liquid portion of water on Earth (lakes, streams, oceans)
  3. chemical reaction causes sedimentation
  4. evaporation of water from the leaves of plants.
  5. PRIMARY PRODUCERS occupied by plants, algae and some bacteria

5 True/False questions

  1. second trophic levelPRIMARY CONSUMERS occupied by herbivores


  2. Ecologythe study of the interactions of living things with one another and their environment.


  3. waterthe most influential material that determines ecosystem inhabitants

    (most influential part of matter)




  5. habitatwhere a population lives.