Basic Concepts Of Biotic And Abiotic Quiz

9 Questions | Total Attempts: 134

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Basic Concepts Of Biotic And Abiotic Quiz

The earth has various biotic and abiotic factors that have some effects on the environment. Biotic factors include living things whereas abiotic factors include non-living things. The test below tests your knowledge on the basic concepts of these two different factors and how they affect the environment. Give the test a try.


Questions and Answers
  • 1. 
    What are forms of dispersal?
    • A. 

      Diffusion-gradual movement of population across hospitable terrain fir a period of generations

    • B. 

      Jump dispersal-movement of individual organisms across a large distance followed by establishment of a pop. in new area

    • C. 

      Secular dispersal-over evolutionary time

    • D. 

      All of the above

  • 2. 
    _________ is any part of the biosphere where a particular species can live.
  • 3. 
    _______ the ability of a particular genotype or phenotype to leave descendants in future generations.
  • 4. 
    Behavioral mechanisms are
    • A. 

      Random movement response gradient

    • B. 

      Chemical cues - volatile odors , females attracting males

    • C. 

      Ritual behavior- like mosquito in India

    • D. 

      Hierarchical decision making- (for birds landscape, food, nest sites, predator avoidance)

    • E. 

      All of the above

  • 5. 
    Genetic hard wiring can be shifted (hint:chipping sparrows)
    • A. 

      True

    • B. 

      False

  • 6. 
    Evolutionarily, natural selection shows that no perfect organism exist
    • A. 

      True

    • B. 

      False

  • 7. 
    Species can be restricted in range based o habitat selection
    • A. 

      True

    • B. 

      False

  • 8. 
    Human changes to the environment can make life threatening changes for animals who are too hard wired.
    • A. 

      True

    • B. 

      False

  • 9. 
    ________ is when organisms that alter the surrounding chemical environment in order to prevent other species from using it, usually with toxins or antibiotics.