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D. They are habitats to organ
7. Which of the following can affect the quality of water in the estuaries?
A. Growing of varied vegetation along the shore
B. Water run off carrying pesticides, fertilizers and manure
C. Increase of animal population in the area
D. Too much exposure of sun's heat
8. How can you help in protecting and conserving the estuaries?
A. Dump garbage in bodies of water
B. Use dynamite in fishing
C. Plant trees on denuded forest
D. Collect and harvest sea grasses
II. Draw a to the actions that help protect and conserve estuaries and
intertidal zones.
1. planting trees
2. disposing garbage properly
3. Cleaning up the river
4. Taking a bath with shampoo
5. avoiding oil leaks
6. Feeding the fish
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