FOREST ECOLOGY
FOREST SUCCESSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following contribute directly to soil formation?
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lichens
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oak trees
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willow trees and bushes
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None of the above
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Explanation:
Detailed explanation-1: -Lichens contribute to soil formation by decomposition as well. There are two primary types of decomposition that contribute to the formation of soil: in-situ decomposition and litterfall.
Detailed explanation-2: -Lichens contribute to the Earth’s biological diversity. There are more than 5, 500 species of lichens and lichen-dependent fungi in North America. Lichen diversity is promoted by good air quality, habitat continuity, availability of preferred substrates, and favorable climate.
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