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5 Written questions

5 Matching questions

  1. hypoxia
  2. conservation biologist
  3. starch
  4. biosphere
  5. half life
  1. a Low concentrations of dissolved oxygen in water
  2. b Study the loss, protection, and restoration of biodiversity
    Humans are dividing habitat into small, isolated patches.
    Corridors of habitat can link patches.
  3. c Used by plants to store energy, Animals eat plants to acquire it
  4. d Consists of all the planet's living organisms and the abiotic (nonliving) portions of the environment with which they interact.
  5. e The amount of time it takes for one-half of the atoms to give off radiation and decay

5 Multiple choice questions

  1. Deoxyribonucleic acid and ribonucleic acid, carry the hereditary information of organisms
  2. A atom's nucleus is surrounded by negatively charged particles
  3. Combinations of two or more atoms that bond together
  4. The nature of energy changes from a more-ordered to a less-ordered state if no force counteracts this tendency
  5. A system's output can serve as input to that same system, a circular process.

5 True/False questions

  1. precipitationCondensation of water vapor as rain or snow returns water from the air to Earth's surface


  2. carbon cycleDescribes the routes that carbon atoms take through the environment


  3. law of conservation of matterMatter may be transformed from one type of substance into others, but it cannot be created or destroyed


  4. patchesEcosystems, communities, or habitat form the landscape and are distributed in complex patterns (a mosaic)


  5. nucleic acidDirects the production of proteins