1. Environment: The Science behind the Stories
Clicker Questions
Chapter 16
Environment: The Science behind the Stories
4th Edition
Withgott/Brennan

2. QUESTION: Review An “upwelling” is defined as:
The vertical flow of cold, deep water towards the surface
The vertical flow of warm, deep water towards the surface
The vertical flow of cold, shallow water towards the bottom
The vertical flow of warm, deep water towards the bottom

3. QUESTION: Review An “upwelling” is defined as:
The vertical flow of cold, deep water towards the surface
The vertical flow of warm, deep water towards the surface
The vertical flow of cold, shallow water towards the bottom
The vertical flow of warm, deep water towards the bottom 3

4. QUESTION: Review
The area of an ocean that contains open water that receives sunlight is called the _______ zone.
Littoral
Photic
Pelagic
Benthic

5. QUESTION: Review
The area of an ocean that contains open water that receives sunlight is called the _______ zone.
Littoral
Photic
Pelagic
Benthic 5

6. QUESTION: Review
_____ is defined as “large, dense, brown algae growing from the floor of continental shelves.”
Coral
Red tide
Bottomfish
Kelp

7. QUESTION: Review
_____ is defined as “large, dense, brown algae growing from the floor of continental shelves.”
Coral
Red tide
Bottomfish
Kelp 7

8. QUESTION: Review Coral bleaching occurs when: Corals reproduce
Fish move into coral reefs
Zooxanthellae (algae) leave the coral
Coral reefs expand their range

9. QUESTION: Review Coral bleaching occurs when: Corals reproduce
Fish move into coral reefs
Zooxanthellae (algae) leave the coral
Coral reefs expand their range 9

10. QUESTION: Review
An area where rivers flow into the ocean is called a(n):
Estuary
Mangrove swamp
Salt marsh
Coral reef

11. QUESTION: Review
An area where rivers flow into the ocean is called a(n):
Estuary
Mangrove swamp
Salt marsh
Coral reef 11

12. QUESTION: Review
Which of the following does NOT mask the decline of fisheries?
Fishing fleets travel longer distances.
Fishing fleets spend more time fishing.
Fishing fleets use traditional methods of fishing.
Fishing is occurring in deeper waters.

13. QUESTION: Review
Which of the following does NOT mask the decline of fisheries?
Fishing fleets travel longer distances.
Fishing fleets spend more time fishing.
Fishing fleets use traditional methods of fishing.
Fishing is occurring in deeper waters. 13

14. QUESTION: Review
Marine reserves have all the following benefits EXCEPT:
Fishing increases in the reserve
The size of fish increases
Larvae can “seed” areas outside the reserve
Decreased mortality and habitat destruction

15. QUESTION: Review
Marine reserves have all the following benefits EXCEPT:
Fishing increases in the reserve
The size of fish increases
Larvae can “seed” areas outside the reserve
Decreased mortality and habitat destruction 15

16. QUESTION: Interpreting Graphs and Data
What is the shallowest depth where ocean water is the same temperature regardless of where the ocean is located?
200 m
Just over 1000 m
Roughly 3600 m
10,000 m

17. QUESTION: Interpreting Graphs and Data
What is the shallowest depth where ocean water is the same temperature regardless of where the ocean is located?
200 m
Just over 1000 m
Roughly 3600 m
10,000 m 17

18. QUESTION: Interpreting Graphs and Data
What does this graph show about the future of global fisheries catch?
China will play an increasing role in applying fishing pressure.
China’s role in applying fishing pressure has stabilized over the past decade.
The world will decrease its fishing pressure.
The U.S. is not included in this graph.

19. QUESTION: Interpreting Graphs and Data
What does this graph show about the future of global fisheries catch?
China will play an increasing role in applying fishing pressure.
China’s role in applying fishing pressure has stabilized over the past decade.
The world will decrease its fishing pressure.
The U.S. is not included in this graph. 19

20. QUESTION: Viewpoints
If a developer wants to build a community on an estuary, providing jobs but eliminating the marsh, what should be done?
Let the developer build; we need the jobs.
Let the developer build, but make him/her pay for any damage from storms.
Let the surrounding landowners vote whether to let the developer build.
Prevent the development; the potential damage is too great.

21. QUESTION: Viewpoints
If a developer wants to build a community on an estuary, providing jobs but eliminating the marsh, what should be done?
Let the developer build; we need the jobs.
Let the developer build, but make him/her pay for any damage from storms.
Let the surrounding landowners vote whether to let the developer build.
Prevent the development; the potential damage is too great. 21

22. QUESTION: Viewpoints
Do you plan to alter your decisions about eating seafood?
Yes; I will be more selective about what I eat.
No; I will continue to eat the same type and amount of seafood as always.

23. QUESTION: Viewpoints
Do you plan to alter your decisions about eating seafood?
Yes; I will be more selective about what I eat.
No; I will continue to eat the same type and amount of seafood as always. 23