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5 Written questions

5 Matching questions

  1. Epicenter
  2. Fragmentation
  3. Fuel assembly
  4. Equilibrium theory
  5. Food Chain
  1. a Simplified view of the transfer of energy and material from one organism to another. They are never very long due to the tremendous energy lost at each step.
  2. b Refers to rods containing nuclear fuel, usually uranium. The chain reaction in the fuel assembly is controlled by these rods.
  3. c The theory that ecosystems have natural checks and balances.
  4. d the origination point of an earthquake
  5. e occurs when habitats are divided into a patch work of intact forest land and deforested lands.

5 Multiple choice questions

  1. The death of all individuals of a particular species. This results in loss of genes and biodiversity.
  2. Energy sources that come from millions of years of heat and pressure acting upon prehistoric photosynthetic organic matter. Ex. crude oil, coal, natural gas
  3. An area in aquatic ecosystems where there is enough light penetration to support photosynthesis.
  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 nonnative species introduced to an area. may experience exponential growth due to a lack of natural predators, and take over valuable native species

5 True/False questions

  1. Fuel woodTakes into account all the food chains in an ecosystem.

          

  2. Exponential IncreaseVery 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.

          

  3. Global WarmingSimplified view of the transfer of energy and material from one organism to another. They are never very long due to the tremendous energy lost at each step.

          

  4. First Law of ThermodynamicsEcosystems that are dependent on the fire for their reproduction and regeneration.

          

  5. EutrophicThe natural aging process of a lake that is greatly accelerated by human actions. also called cultural eutrophication, casued by additions of nutrients mainly nitrogen and phosphorus

          

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