February 25, 2017

Homework Help: Bio-20

Posted by Robynn on Monday, November 19, 2007 at 3:42pm.

Coral reefs are rock like ridges built naturally by tiny marine animals called corals. They have taken hundreds of years to form. Why are scientists and engineers building artificial reefs off the coast of France, Japan and the United States?
A.To trap pollutants
B.To decrease the fish
C.To increase current activity
D.To increase the variety of sea creatures.

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