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Study Guide Answers
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1.
What river basin is associated with the world's largest rain forest?
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Amazon |
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2.
Cloud forest is _______________ (higher/ lower) in elevation than montane forest is.
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higher |
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3.
How many hours of sunlight occur each day at the equator?
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12 |
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4.
The largest terrestrial carnivores to stalk the world's rain forests are members of what
animal family?
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cat |
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5.
The basic unit of biodiversity is the: a.) planet b.) gene c.) species d.) ecosystem
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c.) species |
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6.
The typical tropical rain forest has how many layers in its canopy?
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three |
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7.
Approximately how tall are the tallest trees in a rain forest?
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150-200 feet |
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8.
What does it mean to say that an animal is "arboreal"?
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It lives in trees. |
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9.
In a primary rain forest, about what percent of the sunlight penetrates to the floor of the
forest?
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2-5% |
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10.
What is the difference between lianas and epiphytes?
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Epiphytes have no roots in the soil. |
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11.
What causes the soil of rain forests to be nutrient poor?
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frequency of rainfall |
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12.
What results when a break in the rain forest canopy allows sunlight to penetrate to the forest floor?
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jungle |
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13.
What poses the greatest threat to the rain forests of the world?
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development, exploitation, and etc. |
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14.
Explain the importance of the rain forests as sources of planetary diversity.
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Various answers will be given. |
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© Educational Video Network, Inc. 2005 - www.evndirect.com
Your leading source for curriculum-based educational videos and DVDs.
|