Self-Directed Study #6

Chapter 6: Climate, Terrestrial Biodiversity, and Aquatic Biodiversity

1. What are the two most vital factors in determining a particular region's climate?

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2. Name the short-term properties of the troposphere which constitute weather.

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3. Name the five factors that determine global air circulatory patterns which affect regional climates.

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4. Name the separate belts of moving air or prevailing winds.

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5. What is the doldrums?

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6. What is being described: movement of cool nutrient-rich water from the bottom to the surface, creating highly productive areas and occurring on steep western sides of continents?

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7. What does the term greenhouse effect describe?

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8. Name the major greenhouse gases.

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9. Give the location and two major functions of ozone.

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10. What is the rain shadow effect?

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11. The distribution of the desert, grassland, and forest biomes is determined primarily by what factor? What is the limiting factor that controls the vegetative feature of a biome?

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12. Identify the two factors that cause variation in climate and vegetation .

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13. Identify the type of biome that is being described:

A. broad-leaf evergreen plants B. pines, cedars hemlocks, firs, evergreen plants C. forests with trees that have deciduous leaves; maples, oaks, and hickories D. succulent plants

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14. Which one of the following does not describe desert plants: widespread, shallow root systems, deep root systems, large leaves that droop in the bright sunlight, or succulent leaves or stems?

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15. Which of the following are common adaptations made by animals in the desert: become dormant during periods of extreme heat or drought, have thick outer coverings to minimize water loss, living underground during the heat of the day, or drink and store large amounts of water?

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16. How is the fragility of the desert ecosystem indicated?

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17. List three human impacts on deserts.

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18. A tropical grassland with scattered shrubs and stunted trees, and large herds of grazing, hoofed animals describe what kind of grassland?

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19. Identify the following biome: dominant thorn trees and shrubs that are adapted to long dry spells that are followed by periods of brief, sometimes heavy rains.

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20. Name the four (4) types of temperate grasslands and give each one's location.

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21. Identify the grassland biome that is being described: various species of beetles, spiders, grasshoppers, many insects, earthworms, invertebrates, prairie dogs, rabbits, squirrels, meadowlarks, coyotes, foxes, and hawks.

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22. What is being described: permafrost/lichens are dominant features. Packs of wolves, caribou, and geese?

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23. Cite three reasons why the Arctic tundra is considered to be Earth's most fragile biome.

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24. Name three ways that humans have affected grasslands.

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25. Name the forest biome that is being described: has the greatest species diversity of all terrestrial biomes, is humid, forest is stratified?

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26. What is the primary limiting factor of the rain forest?

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27. List four major human impacts on forests.

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28. Out on a fishing boat, you caught a swordfish. How would you classify this organisms?

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29. What do the following organisms have in common other than they are all consumers: lobster, oysters, sand worms?

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30. Among the following features, which one represents a positive feature of an aquatic environment: increases chances of overheating, increases fluctuations in temperature, concentrates toxic metabolic wastes, and dissolves nutrients and makes them readily available?

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31. Give three reasons why oxygen in the water tend to vary widely.

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32. Name the ocean zone that covers the continental shelf.

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33. Identify the following: A. the deepest part of the ocean? B. Where most photosynthesis in the open ocean occurs? C. the twilight zone? D. The ocean zone with the highest net primary productivity?

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34. Define the following:
oligotrophic lake, eutrophic lake, littoral zone, limnetic zone, benthic zone, and the profundal zone.

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35. Site
three examples of Inland wetlands. Give three valuables provided by Inland wetlands, and state three factors that can lead to lost of Inland wetlands.

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