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5 Written questions

5 Matching questions

  1. Decomposer
  2. cellular respiration
  3. Energy Pyramid
  4. photosynthesis
  5. Ecosystem
  1. a all the organisms that live in an area together with the nonliving things in the environment.
  2. b in the mitochondria of a cell O2 is chemically combined with glucose (sugar) to release energy (ATP), CO2, and H2O. Happens in plant and animal cells.
  3. c diagram that shows the flow of energy through a food chain.
  4. d chemical reaction that combines water and carbon dioxide to make glucose - the simple sugar plants use as food, happens only in plant cells.
  5. e organism that feed on the remains or wastes of other organisms.

5 Multiple choice questions

  1. a symbiotic relationship in which both species benefit.
  2. a collection of similar cells that work together to perform a function.
  3. a type of symbiosis that occurs when an organism called a parasite feeds on the cells, tissues, or fluids of another organism call a host.
  4. organism that supports a parasite.
  5. houses the chromosomes and DNA that direct cell activity, found in plant and animal cells.

5 True/False questions

  1. Adaptationall the members of a species living in a particular area at a particular time.


  2. Food Weba system of several overlapping food chains.


  3. Food Chaintraces the path of energy as it moves from one organism to the next in an ecosystem.


  4. Commensalisma type of symbiosis in which one species benefits while the other seems to be unaffected.


  5. organelle"little organs" or structures (parts) within a cell that carry out specific functions (jobs) that keep the cell alive.