Ecosystems

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  • Created by: GGB2016
  • Created on: 21-06-16 17:54

1. What is succession?

  • The change of structure of communities overtime due to changes in species composition as a result of environmental changes
  • The loss of energy between trophic levels as a result of egestion, urine, death and respiration
  • The burning of an organism and and the energy used to heat a known volume of water
  • The rate of conversion of light energy into chemical energy
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2. What is the climax community?

  • A group of individuals that can interbreed to produce fertile offspring
  • The final and most stable community in an area
  • Organisms that convert inorganic molecules into organic molecules
  • The first organisms to colonise an area

3. What is Gross Primary Production?

  • A measure of how well a plant captures light energy
  • The rate of conversion of light energy into chemical energy
  • The remainder of light energy converted to biomass
  • The loss of energy between trophic levels

4. What is the name given to the first organisms to colonies an area?

  • Primary producers
  • Detritivores
  • Pioneer species
  • Climax community

5. What is an autotroph?

  • An organism that produces organic molecules from inorganic ones
  • An organism that only eats plants
  • An organism that produces inorganic molecules from organic ones
  • An organism that eats plants and animals
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