Summary: Lab Test 2

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  • 1 lab test 2

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  • what % of all earths species live in the rain forest?

    50
  • What makes the adams river important?

    it most likely contains the densest run of sockeye salmon in the world
  • how many sockeye eggs are laid, and how many become salmon

    4000, about 2
  • why is the salmon important to biologists?

    it is a great indicator of water quality
  • what did robert payne develop?

    the idea of the keystone species
  • what is a keystone species?

    an animal that creates niches for other species and thus increases the biodiversity of an ecosystem
  • what are some examples of keystone species?

    starfish in the tidal pools, sea otters.
  • what did jerry franklin do?

    developed a system of preversving biodiversity in the forests of the pacific northwest. (the trees are his friends)
  • what is the extinction rate with man

    100-1000 times greater than natural.
  • Man is responsible for the current spasm of extinction

    ITS THE GREATEST OF ALL TIME DUDE GET YOUR SHIT TOGETHER
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