Ecology Pretest - Geography Worksheets printable pdf download

Ecology: Chapter 11 Pretest

1. The world ocean can be divided into zones what two ways?

2. What is the largest zone in the ocean called and what does it mean?

3. Which zone accounts for the layer at the surface of the ocean up to 200 m deep?

4. Plankton is a major food source for many ____________ of the oceanic zone.

5. What are tiny pieces of dead organic material that ﬂoats down from ocean surface?

6. List the three vertical zones.

7. The three vertical zones can also apply to what other types of bodies of water?

8. Is detritus food for organisms higher up in the aquatic food web?

9. In the photic zone of the ocean small ﬁshes feed on what types of plankton?

10. The three vertical zones are also known as ________ zones.

11. What are the only producers of the open ocean ecosystems?

12. What is the depth range of the oceanic zone?

13. Each year the phytoplankton in the world ocean cover what into billions of tons of organic carbon?

14. List three invertebrates that feed on detritus in the benthic layer of many aquatic habitats.

15. Since all of the named oceans are interconnected they can all be called the what?

16. What are the characteristic patterns of ocean water ﬂows called?

17. Does sunlight penetrate deeply into the oceanic zone?

18. What is the basic material of living tissues that forms the base of the food web?

19. In the photic zone of the ocean, zooplankton feed on what?

20. List the three zones oceans are divided into based on distance from the shore.

21. What are the natural structures built on a continental reef called?

22. Waters in the Polar Regions are fed by what two sources?

23. All the water between the continents on Earth’s surface can be thought of as what?

24. What is the shallow border that surrounds continents called?

25. Despite their size, baleen whales, such as the humpback primarily feed on what?

26. The oceanic zone occupies over what percent of the surface area of the world ocean?

27. What type of algae do corals have a symbiotic relationship with?

28. Ocean currents are typically driven by what force?

29. The world ocean, because it is interconnected, can be considered what type of biome and containing

what?

30. What are the deﬁning characteristics of a continental shelf?

31. In terms of biomass, which zone of the open ocean can be thought of as the desert of the marine

biome?

Ecology Pretest - Geography Worksheets