Environmental Science Chapters 1 And 2 4/4

10 Questions
Environmental Science Quizzes & Trivia

Environmental Science test

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Questions and Answers
  • 1. 
    What essential characteristic does a good experiment have?
    • A. 

      A control group is given the experimental treatment

    • B. 

      A single variable is tested

    • C. 

      A control is used

    • D. 

      Both (b) and (c)

  • 2. 
    Why are mathematical models important?
    • A. 

      They are especially useful in situations with many variables

    • B. 

      They can be used to create useful digital images

    • C. 

      They can represent how a system or process works.

    • D. 

      All of the above

  • 3. 
    The average mass of a wolf in a pack of wolves is an example of
    • A. 

      Mean

    • B. 

      Distribution

    • C. 

      Sample size

    • D. 

      Statistical population

  • 4. 
    A model of a dinosaur is an example of a ___________________ model.
    • A. 

      Graphical

    • B. 

      Mathematical

    • C. 

      Physical

  • 5. 
    The chance that an earthquake will occur in your town during the next year is an example of
    • A. 

      Correlation

    • B. 

      Skepticism

    • C. 

      Risk

  • 6. 
    Before you can make a decision using a decision-making model, what step must you take?
    • A. 

      Explore the consequences of each option

    • B. 

      Consider which values apply to the issue

    • C. 

      Gather information

    • D. 

      All of the above

  • 7. 
    If you consider what will protect our natural resources when making an environmental decision, you are examining a(n) ____________________  value.
    • A. 

      Ethical/moral

    • B. 

      Aesthetic

    • C. 

      Environmental

  • 8. 
    Your country is considering buying land to form a nature preserve.  On this land, an endangered species of mammal is known to breed.  Which of the following is a possible  positive long-term consequence of this decision?
    • A. 

      The population of the endangered species increases.

    • B. 

      Habitat destruction is immediately slowed.

    • C. 

      Environmental controls are made less strict outside the preserve area.

  • 9. 
    In a scientific investigation, it is important that the number of objects or events being sampled be
    • A. 

      Large enough to give an accurate estimate for the whole population

    • B. 

      Equal to the mean number of objects or events not sampled

    • C. 

      Equal to the total statistical population

  • 10. 
    A good hypothesis is more than a guess because it
    • A. 

      Is based on intuition rather than observation

    • B. 

      States what is likely to happen

    • C. 

      Makes logical sense