1. Which statement on the estuary is INCORR
A It serves as a place for
recreational activities.
B. It provides food for birds, fish, and other wildlife.
C It serves as a habitat for different kinds of plants and animals.
D. It produces sediments and pollutants that pose danger to people.
2. How can you help protect and conserve estuaries and intertidal zones?
A. Contribute to the litter left by tourists.
B. Dispose of household materials and chemicals properly.
c. Use fertilizers and insecticides to help grow healthier plants.
D. Support seaside construction of hatels, restaurants, and roads.
C. declining water quality
D. growing native plants
3. Which poses threat to estuarine ecosystem?
A. decreasing population
B. keeping septic tanks working
4. Show the interaction of organisms in an estuary using a food web.
fish plankton shrimp
bird
A. bird
plankton
fish →shrimp
B. shrimp
bird
fish
plankton
C. plankton shrimp
fish
D. fish
bird
plankton
shrimp
bird
5. Which will NOT help protect estuaries and intertidal zones?
A. Dispose of household materials and chemicals properly.
B. Pour fats, grease, or solids down the drain.
C. Volunteer in a clean-up drives to pick up trash.
D. Conserve water.​