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Which of the following would appear as the pioneer organisms on bare rocks?

  1. A
    Liverworts
  2. B
    Mosses
  3. C
    Green algae
  4. D
    Lichens

Solution & Step-by-step Explanation

Lichens are the pioneer species in primary succession on rocks (Xerarch succession). They secrete acids to dissolve rocks, helping in weathering and soil formation.

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Which of the following would appear as the pioneer organisms on bare rocks?
A
Liverworts
B
Mosses
C
Green algae
D
Lichens

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