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5 Written questions

5 Matching questions

  1. symbiosis
  2. adaptation
  3. endoplasmic reticulum
  4. secondary consumer
  5. substrate
  1. a relationship in which two species live closely together
  2. b inherited characteristic that increases an organism's chance of survival
  3. c consumer that eats primary consumers
  4. d a system of membranes that is found in a cell's cytoplasm and that assists in the production, processing, and transport of proteins and in the production of lipids
  5. e The reactant on which an enzyme works.

5 Multiple choice questions

  1. organic compound used by cells to store and release energy; composed of carbon, hydrogen, and oxygen
  2. parts of an organism that are no longer functioning and do not affect survival
  3. movement of specific molecules across cell membranes through protein channels; passive transport
  4. difference in concentration of a substance on two sides of a membrane
  5. organism that breaks down and obtains energy from dead organic matter

5 True/False questions

  1. nichethe status of an organism within its environment and community (affecting its survival as a species)


  2. autotrophchange in a DNA sequence that affects genetic information


  3. passive transportplant growth in response to touch


  4. ribosomecondensed threads of genetic material formed from chromatin as a cell prepares to divide


  5. ecosystemliving and nonliving things in an environment, together with their interactions