Cost/Benefits of Interactions

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Author:
Anonymous
ID:
173871
Filename:
Cost/Benefits of Interactions
Updated:
2012-09-27 13:35:50
Tags:
Biology
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Description:
Advanced Higher Biology - Unit Two - Cost/Benefits of Interactions
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  1. What is the grade of interaction for competition? (?/?)
    (-/-)
  2. What is the grade of interaction for predation? (?/?)
    (+/-)
  3. What is the grade of interaction for parasitism? (?/?)
    (+/-)
  4. What is the grade of interaction for commensalism? (?/?)
    (+/0)
  5. What is the grade of interaction for mutalism? (?/?)
    (+/+)
  6. What can change the balance of symbiotic relationships?
    The health of the host and environmental factors eg a healthy, adult cat will not be as affected by a flea bite as a wet, hungry kitten
  7. How can humans manage environmental factors?
    By the use of drugs and pesticides to help improve human, animal and plant health
  8. What kind of chemicals are used in the management of plant competition?
    Herbicides

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