7. What can you do to protect estuaries and intertidal zones?
A. educate people
C. share facts about environment
B. proper waste disposal
D. all of the above
8. As a Grade 5 pupil, how can you contribute in the preservation and conserv
our estuaries?
A. Keep more fishes alive.
B. Do not use pesticides.
C. Advise your town mayor to conduct an orientation
D. Join in a stream or beach clean-up in our community or in school.
9. Which of the following does NOT show concern to the environment?
A. Clean the environment.
B. Maximize the use of synthetic fertilizers,
C. Help people develop the sense of concern to the environment.
D. Support people be aware of the current status of the environment​