L Class Quiz

True/False

____ 1. Taking shorter showers is one way to help conserve water.

____ 2. Most of the water used in the United States is used for household activities.

____ 3. Runoff from a construction site is a nonpoint-source pollutant.

____ 4. Pollution that pours into a river from a pipe is point-source pollution.

____ 5. Nonpoint-source pollution sources are easier to locate than point-source pollution sources.

Multiple Choice

Identify the choice that best completes the statement or answers the question.

____ 1. Grasslands have trees _____.

a. along streams b. in summer only c. throughout their area

____ 2. Drilling for oil and gas can interrupt migration in _____. a. taiga biomes b. tundra biomes c. grassland biomes

____ 3. Overfishing has threatened fish in which aquatic ecosystem? a. estuaries b. open oceans c. coastal oceans

____ 4. Destruction of _____ exposes the coastline to flooding and storm damage. a. oceans c. rivers b. estuaries d. ponds and lakes

____ 5. Hydroelectric plants impact which aquatic ecosystem? a. oceans c. ponds and lakes b. wetlands d. streams and rivers

____ 6. Which term identifies the largest number of individuals of a given species that Earth’s resources can support and maintain for a long period of time? a. population b. environment c. carrying capacity

____ 7. All the oak trees in a park belong to the same _____. a. population b. carrying capacity c. habitat resource group

____ 8. The carrying capacity of the land decreases with _____. a. a decrease in population b. an increase in population c. the total elimination of a population

____ 9. How does deforestation affect the environment? a. It decreases soil erosion. b. It increases many types of habitats. c. It results in more carbon dioxide in the air.

____ 10. Which situation represents a negative effect that can occur when humans use land as a resource? a. reclaiming mined lands b. making compost from trash c. using fertilizers to grow crops

____ 11. As the result of international cooperation, Lake Erie _____. a. has fewer toxic chemicals in it. b. is still burning because of chemical-soaked litter. c. does not have problems with non-native species.

____ 12. Which law regulates sources of water pollution in the United States? a. Clean Water Act b. Safe Drinking Water Act c. Reduction of Chemicals Act

____ 13. Which household product can you replace with less-toxic substances? a. cleanser b. baking soda c. white vinegar

____ 14. If the human population continues to grow, Earth will _____. a. generate more resources b. run out of some resources c. grow to support the increase in need

____ 15. Urban sprawl can _____.

a. decrease air pollution b. decrease runoff from the land c. increase loss of habitat and farmland

____ 16. Which process does NOT help protect the land? a. reclamation b. reforestation c. desertification

____ 17. What is the largest use of water in the United States? a. farming b. public supply c. producing electricity

____ 18. Which situation represents a nonpoint-source of water pollution? a. runoff from farms and cities b. acidic mine waste that contains metals c. oil leaks from large tankers in the ocean

____ 19. Which location produces point-source runoff? a. a small construction site c. a paved surface of an industrial park b. a parking lot at a large mall d. a drainage ditch at a commercial farm

____ 20. Which processes are positive effects that can occur as a result of using land as a resource? a. reclamation and reforestation c. select-cutting and urban sprawl b. deforestation and composting d. conservation and point-source releases

Matching

Match each term with the correct definitions below. a. temperate deciduous forest d. temperate rain forest b. biome e. prairie c. permafrost f. desert

____ 1. biome that receives very little rain

____ 2. contains ecosystems with similar biotic and abiotic factors

____ 3. coastal forest biome that has mild, rainy winters

____ 4. biome where most plants stop growing during the winter and begin growing again during the spring

____ 5. layer of permanently frozen soil

Match each term with the correct definitions below. a. stream e. twilight zone b. wetland f. intertidal zone c. pond g. sunlit zone d. estuary h. coral reef

____ 6. warm, shallow freshwater body that is high in nutrients

____ 7. where freshwater in rivers meets salt water in oceans

____ 8. narrow, often fast-flowing body of freshwater

____ 9. area that has a thin, layer of water over soil that is wet most of the time

____ 10. has organisms that are adapted to surviving in open air and heavy waves

____ 11. many fish swim from here to the ocean surface at night to feed

____ 12. structure in shallow, tropical waters that is made of animal skeletons

____ 13. ocean zone that has abundant algae and other producers

Match each term with the correct definitions below. a. desert f. biome b. grassland g. freshwater c. taiga h. ocean d. temperate rain forest i. permafrost e. tropical rain forest j. wetland

____ 14. forest biome consisting mostly of cone-bearing evergreen trees; exists only in the northern hemisphere

____ 15. coastal forest biome with abundant rain and mild winters

____ 16. biome in which the dominant plants are grasses

____ 17. a layer of soil that remains frozen all year

____ 18. ecosystems such as rivers, streams, lakes, and ponds

____ 19. aquatic ecosystem that covers most of Earth’s surface

____ 20. contains ecosystems that have similar biotic and abiotic factors

Choose the letter of the term that matches it correctly. Each term is used only once. a. deforestation d. reclamation b. desertification e. reforestation c. urban sprawl

____ 21. the process of restoring land disturbed by mining

____ 22. removal of large numbers of trees for human purposes

____ 23. high rates of soil erosion can lead to this condition

____ 24. process that replaces trees that have been cut or burned down

____ 25. development of land for housing and other buildings near a city

L Class Quiz Answer Section

MODIFIED TRUE/FALSE

1. ANS: T PTS: 1

2. ANS: F, producing electricity

PTS: 1

3. ANS: T PTS: 1

4. ANS: T PTS: 1

5. ANS: F, harder

PTS: 1

MULTIPLE CHOICE

1. ANS: A PTS: 1

2. ANS: B PTS: 1

3. ANS: B PTS: 1

4. ANS: B PTS: 1

5. ANS: D PTS: 1

6. ANS: C PTS: 1

7. ANS: A PTS: 1

8. ANS: B PTS: 1

9. ANS: C PTS: 1

10. ANS: C PTS: 1

11. ANS: A PTS: 1

12. ANS: A PTS: 1

13. ANS: A PTS: 1

14. ANS: B PTS: 1

15. ANS: C PTS: 1

16. ANS: C PTS: 1

17. ANS: C PTS: 1

18. ANS: A PTS: 1

19. ANS: D PTS: 1

20. ANS: A PTS: 1

MATCHING

1. ANS: F PTS: 1

2. ANS: B PTS: 1

3. ANS: D PTS: 1

4. ANS: A PTS: 1

5. ANS: C PTS: 1

6. ANS: C PTS: 1

7. ANS: D PTS: 1

8. ANS: A PTS: 1

9. ANS: B PTS: 1

10. ANS: F PTS: 1

11. ANS: E PTS: 1

12. ANS: H PTS: 1

13. ANS: G PTS: 1

14. ANS: C PTS: 1

15. ANS: D PTS: 1

16. ANS: B PTS: 1

17. ANS: I PTS: 1

18. ANS: G PTS: 1

19. ANS: H PTS: 1

20. ANS: F PTS: 1

21. ANS: D PTS: 1

22. ANS: A PTS: 1

23. ANS: B PTS: 1

24. ANS: E PTS: 1

25. ANS: C PTS: 1