Erwin and Scott studied insects that live in the canopy of tropical trees and were able to identify 900 species of beetles from one tree. Which of the following statements is part of the logic that they used to estimate the total insect diversity worldwide?

+3 votes

 

  

Based on earlier work with insects on this tree, they estimated that all of the 900 species lived only on this tree.

  

They assumed that the beetle population represents only 40 percent of known insects worldwide.

  

They assumed that all insects live on trees.

  

They assumed that the particular tree species they studied harbors an unusually high number of arthropod specialists.

 

asked Jan 3, 2013 in Biology by anonymous
    

1 Answer

+2 votes

 

They assumed that the beetle population represents only 40 percent of known insects worldwide.

 

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

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