Modern Forestry – Flashcards
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What distinguishes even-aged management practices from uneven-aged management practices?
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Even-aged practices remove larger groups of trees than uneven-aged management practices.
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Even-aged management practices involves clearing trees that _______.
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are all near the same age
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Which of the following forest management practices is best for reestablishing areas of forest?
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reforestation
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What fraction of the fossil fuel emissions in the United States could be absorbed by converting 25% of agricultural land in the U.S. to native forests?
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approximately 20%
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Which of the following about carbon sinks is not true?
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They emit more carbon than they take in.
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Which of the following is not part of the role of a forester?
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prevent removal of timber
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Which of the following statements about forestry education is true?
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Some states have greater access to forestry programs than others.
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When is the carbon stored in plants released?
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when they die
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Which of the following forest management practices is the most harmful to forest ecosystems?
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clearcutting
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The amount of carbon removed by forests in the United States each year is equal to _______.
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3390 semi-trucks full of carbon
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Removing a specific group of trees within a small area over a long period of time is _______.
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group selection
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Forests are the only carbon sinks on Earth.
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False
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How do trees act as carbon sinks?
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All of the above
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Reforestation always occurs as a result of human intervention.
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False
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The main purpose of a forester is to identify land for timber harvesting.
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False
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Which of the following would most likely employ a forester?
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All of the above
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Where is the carbon taken in by plants during photosynthesis stored?
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plant structures
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How does seed-cutting differ from shelterwood cutting?
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Shelterwood cutting takes place over several years.
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A forester is _______
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a person who manages and supervises land used for timber production
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Which method of tree harvesting favors slow-growing trees that are shade-tolerant?
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selective cutting
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Which of the following is a technology used by foresters?
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all of the above
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Why is clearcutting an especially damaging forestry practice for species that rely upon older trees for their survival?
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Clearcutting removes all trees in a stand, old and young.
