Choose and write the correct answer.

____1. An estuary is another kind of habitat. Which of the following describes an estuary.
A. Land area that drains water into a lake, river or pond.
B. Large Body of saltwater that covers most of the Earth's surface.
C. Anther ground system that provides drinking water to an area.
D. Area were a river meets the ocean, where in mixing of freshwater and saltwater happens.
____2. What kind of habitat is the ocean covered as the tide goes in and out?
A. Estuaries
B. Food chain
C. Food web
D. Intertidal zones
____3. Which best describes the water an estuary?
A. Brackish
B. Frozen
C. Fresh
D. Salt
____4. Which characteristic distinguishes an estuary from the other bodies of water?
A. Animal life
B. Plant life
C. Dissolved oxygen
D. Salinity level
____5. Which would be the impact on the environment if there were no estuaries.
A. There would be drought
B. There would be more pollutants in the oceans
C. There would be decreased concentration of salt in the oceans
D. There would be less boating, fishing and swimming in local rivers