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5 Written questions

5 Matching questions

  1. Equilibrium theory
  2. Fuel wood
  3. Fission products
  4. Fire Climax ecosystems
  5. Exponential Increase
  1. a Very rapid growth of a species only possible if considerable resources are present and limiting factors are held to a minimum. produces a j-shaped curve.
  2. b Ecosystems that are dependent on the fire for their reproduction and regeneration.
  3. c the wood used in many developing countries for cooking and heating
  4. d Refers to the atoms, usually radioactive and the subatomic particles resulting from the splitting of atoms in a nuclear reactor.
  5. e The theory that ecosystems have natural checks and balances.

5 Multiple choice questions

  1. Major climatic phenomenon characterized by the movement of unusually warm surface water ito the eastern equatorial Pacific Ocean. Results in extensive disruption of weather around the world.
  2. the totality of factors such as adverse weather conditons , shortage of food or water, predators, and diseases that will keep populations from growing to their biotic potential.
  3. A nonnative species introduced to an area. may experience exponential growth due to a lack of natural predators, and take over valuable native species
  4. Test for presence of the bacteria Escherichia coli, typically found in the gut of humans and other mammals. Used to determine the contamination of a body of water. The presence of fecal coliform is an indication that harmful bacteria are present.
  5. A stage in the ecological succession of a lake where nutrient rich water provides abundant growth of algae and or other aquatic plants. Called middle-aged lake.

5 True/False questions

  1. Evolutionrefers to change over time. States that all species now on Earth descended gradually from ancestoral species through process known as natural selection.


  2. Endangered Species ActThe federal legislation that mandates protection of species and their habitats that are in danger of extinction.


  3. EpicenterAlso known as airplants, some nutrients for the air. usually tropical plants grow on trees but are not parasitic.


  4. Environmental ScienceThe branch of science that studies environmental issues.


  5. EpiphytesAlso known as airplants, some nutrients for the air. usually tropical plants grow on trees but are not parasitic.