Name: _________________________________ Period: ________________________________ Date of Test: 1/22/16
Chapter 8 Test Review
1. All of the living and nonliving things in an area is a(n): a. Habitat b. Ecosystem c. Niche d. Ecoregion 2. The number of different plants and animals in an ecosystem is: a. Biodiversity b. Species c. Succession d. Ecoregion 3. The following are threats to biodiversity: (there is more than one correct answer) a. Composting b. Human disturbance c. Disease d. Catastrophic events 4. A biome is a geographic area on earth that contains ecosystems with similar abiotic and biotic factors. a. True b. False 5. A desert biome contains which type of plants? a. Evergreen trees b. Huge oak trees c. Spiny cactus and thorny shrubs d. A canopy of trees 6. Conebearing evergreen trees are found in the ____________ and a ___________ is cold, dry and treeless. a. Rainforest and desert b. Taiga and grassland c. Deciduous forest and rainforest d. Taiga and tundra 7. Sustainability is the ability to maintain ecological processes over long period of time. a. True b. False 8. During ecological succession, the first organisms in an area after bare rock are a. Lichens and shrubs b. Hardwood trees c. Mosses and small trees d. Lichens and mosses
Name: _________________________________ Period: ________________________________ Date of Test: 1/22/16 9. Which of the following organisms represent that final stage of ecological succession? a. Grasses and weeds b. Pine trees c. Hardwood trees d. Shrubs 10. A natural event that would lead to secondary succession in an established forest would be a(n): a. An overnight freeze b. Forest fire c. Human logging d. Grass being flattened by wind 11. Which of the following are characteristics of a climax community? (there is more than one correct answer) a. When undisturbed, very little will change over time b. Oak, douglas fir, and redwood trees c. Pine and other softwood trees d. When undisturbed, many things will change over time 12. A ____________ in the community leads to secondary ecological succession? a. Biodiversity change b. Shrubs growing c. Disturbance d. Human activity 13. If a forest fire completely destroys an ecosystem it leads to _____________ succession. a. Secondary succession b. Primary succession c. Tertiary succession d. General succession 14. Pioneer species are the _________________ to colonize a barren area. a. First b. Second c. Third d. Last 15. The process of water becoming nutrient rich is known as ______________. a. Succession b. Decomposition c. Disturbance d. Eutrophication 16. The ______________ of sediment during aquatic succession causes a lake to become dry land. a. Weathering b. Erosion c. Deposition d. Floating
Name: _________________________________ Period: ________________________________ Date of Test: 1/22/16 17. Primary succession never begins with bare rock. a. True b. False
18. The image above is an example of ________________ succession. a. Primary b. Secondary c. Aquatic
19. The image above is an example of __________________ succession. a. Primary b. Secondary c. Aquatic 20. Which of the following best describes the components of a pond ecosystem? a. The plants and animals that live in and around the pond. b. The soil, water, and plants that make up the pond. c. The fish and other animals in and around the pond. d. The organisms and nonliving environment in and around the pond.
Name: _________________________________ Period: ________________________________ Date of Test: 1/22/16 21. ________________ succession would start on bare rock, has soil formation before plants can grow, and has had no previous life. a. Primary b. Secondary c. Aquatic 22. ______________ succession has soil already present, occurs after a disturbance, and has had previous life. a. Primary b. Secondary c. Aquatic 23. Plants develop in the following order during ecological succession: a. Mosses, annual plants, hardwood trees, softwood trees, plants and grasses b. Plants and grasses, shrubs, hardwood trees, softwood trees, mosses c. Annual plants, plants and grasses, shrubs, softwood trees, hardwood trees d. Annual plants, shrubs, plants and grasses, hardwood trees, mosses 24. On a rock with no previous life, ________ would likely be the first organism to grow. a. Lichens b. Algae c. Grass d. Flowers 25. The climax community will depend on where succession is occurring. a. True b. False 26. Giant oak trees are considered the last stage of ecological succession in a forest ecosystem because a. Deer and rabbits will eat smaller plant life. b. Smaller plants only live for a few years and then die. c. There is not enough space, water, and food to support other organisms. d. The large trees block sunlight of smaller plant life. 27. A __________ __________ will not change much over a thousand years if undisturbed. a. Young forest b. Developoing community c. Climax community d. Shrinking forest 28. Ecological succession involves only plants. a. True b. False
Name: _________________________________ Period: ________________________________ Date of Test: 1/22/16
29. Which food web has more sustainability? a. The food web on the right b. The food web on the left 30. Which food web has greater biodiversity? a. The food web on the right b. The food web on the left c. They have the same biodiversity
Name: _________________________________ Period: ________________________________ Date of Test: 1/22/16
ANSWER KEY 1. B 2. A 3. B, C, D 4. A 5. C 6. D 7. A 8. D 9. C 10. B 11. A, B 12. C 13. A 14. A 15. D 16. C 17. B 18. B 19. C 20. D 21. A 22. B 23. C 24. A 25. A 26. D 27. C 28. B 29. B 30. B
