Which of the following is true about the components of ecosystems?

+1 vote

 

  

All autotrophs use the Sun's energy to produce chemical energy.

  

Secondary consumers are in the second trophic level.

  

Primary consumers are organisms that feed on dead organisms or their waste products.

  

Primary producers are autotrophs or "self-feeders."

 

asked Jan 3, 2013 in Biology by anonymous
    

1 Answer

+1 vote

 

Primary producers are autotrophs or "self-feeders."

 

answered Jan 3, 2013 by Panda ~Expert~ (1,557 points)

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