FOREST ECOLOGY
FOREST SUCCESSION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In certain taiga (coniferous) biomes, glaciers move slowly over the terrain and expose bare rock. After hundreds of years, this exposed rock goes through ecological succession to become a forest. Which type of succession is this and why?
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Primary, the climax community is a forest
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Secondary, the pioneer species are grasses
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Primary, the ecosystem starts without soil and lichen are the pioneer species
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Secondary, the original ecosystem was destroyed and there is soil available for the new ecosystem to grow
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Explanation:
Detailed explanation-1: -The 5 stages of Ecological Succession include the following – Nudation, Competition and Co-action, Invasion, Reaction, and Climax or Stabilization.
Detailed explanation-2: -The various seral stages of lithosere(succession on bare rock) are as follows: Lichens(Pioneers community)→ Mosses→ Annual grasses → Perennial grasses → Shrubs → Trees(Climax community).
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