B. rain forest
C, canopy
D. coral reets
3. These are often called the lungs of the planet because the absorb carbon dioxide and greenhouse gases
A. coral reefs
B. mangroves
C. sub-canopy
D. rain forests
4. Below are the importance of coral reefs except
A. protect coastlines from storms and erosion
B. provide habitat for fish species
C. absorbs oxygen and gives off carbon dioxide
D. sources of food for millions of fishes
5. Which of the following is correct?
A. Encourage people from collecting coral for ornamental purposes.
B. Inform people the bad effects of the use of dynamite fishing,
C. Let them throw garbage into the sea.
D. both A and C​