Sci 204

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Category: Societal Issues

Date Submitted: 04/12/2015 05:01 AM

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1. | Question : | (TCO 1) In developing countries, forests are considered most important as a source of _____. |

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  | Student Answer: | |  food |

  | | |  recreation |

  | | |  firewood |

  | | |  watershed protection |

  | | |  mining areas |

  | Instructor Explanation: | Chapter 1, page 8 |

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  | Points Received: | 0 of 3 |

  | Comments: | |

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Question 2. | Question : | (TCO 2) Which of the following is not part of the hydrologic cycle? |

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  | Student Answer: | |  Evaporation |

  | | |  Decomposition |

  | | |  Condensation |

  | | |  Precipitation |

  | | |  Run off flow |

  | Instructor Explanation: | Chapter 10, page 246, Figure 10-8 |

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  | Points Received: | 3 of 3 |

  | Comments: | |

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Question 3. | Question : | (TCO 1) Deforestation leads to |

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  | Student Answer: | |  soil erosion. |

  | | |  loss of habitat. |

  | | |  loss of plant and animal species. |

  | | |  loss of important soil covers. |

  | | |  All of the above |

  | Instructor Explanation: | Chapter 1, page 8 |

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  | Points Received: | 3 of 3 |

  | Comments: | |

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Question 4. | Question : | (TCO 2) Photosynthesis is |

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  | Student Answer: | |  a process through which green plants make their own food. |

  | | |  part of a hydrologic cycle. |

  | | |  a part of the water cycle. |

  | | |  the third stage of a food chain. |

  | | |  the process through which animals manufacture their food. |

  | Instructor Explanation: | Chapter 3, page 65 |

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  | Points Received: | 3 of 3 |

  | Comments: | |

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Question 5. | Question : | (TCO 1) The three major biotic components of an ecosystem structure are |

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  | Student Answer: | |  producers, herbivores, and carnivores. |

  | | |  producers, consumers, and decomposers. |

  | | |  plants, animals, and climate. |

  | | |  consumers, bacteria, and...