Chapter 54 Review: Community Ecology


  1. Sea nettles are ________ when they eat zooplankton.
    1. primary producers
    2. secondary producers
    3. primary consumers
    4. secondary consumers
    5. tertiary consumers
  2. After a disturbance, a sequence of community changes take place in a process called ecological
    1. termination.
    2. manifestation.
    3. expression.
    4. progression.
    5. succession.
  3. Which species can act as foundation facilitators in New England salt marshes?
    1. beavers
    2. sea stars
    3. sea urchins
    4. sea otters
    5. black rush
  4. Most food chains are no longer than ________ trophic links.
    1. 2
    2. 3
    3. 5
    4. 8
    5. 10
  5. Two unpalatable species mimicing each other is called ________ mimicry.
    1. sympatric
    2. allopatric
    3. Batesian
    4. Mullerian
    5. self
  6. According to the species-area curve, a larger geographic area has ________ species than a smaller area.
    1. more
    2. less
    3. same
    4. unknown
  7. The number of different species in the community defines
    1. species richness.
    2. relative richness.
    3. relative abundance.
    4. absolute abundance.
    5. keystone species.