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3.Why coral reef are become endangered because of

A. overfishing
D. dynamite fishing
C. both a and b
D. none of above

4.which of the following best describe mangrove? mangroves are

A. MADE UP OF LIMESTONES
B.MADE UP BY CALCIUM CARBONATE
C.TREES THAT GROW ALONG THE COAST
D.Woodlands composed mostly of tall trees

5. Mangroves are important for all these things except

A.Slowing coastal erosion
B. Sheltering many animals
C. Making coastal erosion worse
D. protecting coastal from storm surge




pa help po please