10. ________is an interacting population of various kinds of individuals in a common location.
A. biotic
B. community
C. abiotic
D. population
11. Many living things that live in estuaries are reduced in number and some of them are found dead near the seashore. Why does it happen?
A. They eat plastic objects that flow in the sea.
B. People pollute river that flows through estuaries.
C. Chemical fertilizer from agricultural land flows in the river.
D. All of the above
12. Why are estuaries economically important?
A. They are good places to go water skiing.
B. They produce many nutrients that are essential in humans.
C. Most of the fish and shellfish sold in the world live in estuaries.
D. They are good places to build dams.
13. Why do we need to protect and conserve our estuaries and intertidal zones?
A. They provide homes for many species of wildlife.
B. They are nursery areas for a variety of marine life.
C. They help to filter pollutants from the water.
D. All of the above
14. Why do we need to protect and conserve our estuaries and intertidal zones?
A. They provide homes for many species of wildlife.
B. They are nursery areas for a variety of marine life.
C. They help to filter pollutants from the water.
D. All of the above
Share
Answer:
10. B
11. D
12. C
13. D
14. D
Explanation: