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6 Written questions

5 Multiple choice questions

  1. Organism that obtains energy by eating both plants and animals
  2. Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
  3. Organism that obtains energy by eating only plants
  4. Organism that can capture energy from sunlight or chemicals and use it to produce food from inorganic compounds; also called an autotroph
  5. Organism that relies on other organisms for its energy and food supply; also called a heterotroph

5 True/False questions

  1. BiomassTotal amount of living tissue within a given trophic level

          

  2. Ecological PyramidDiagram that shows the relative amounts of energy or matter within each trophic level in a food chain or food web

          

  3. Food ChainNetwork of complex interactions formed by the feeding relationships among the various organisms in an ecosystem

          

  4. DetritivoreOrganism that feeds of plant and animal remains and other dead matter

          

  5. ChemosynthesisProcess by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches