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

Question

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

Tardigrade Admin · Accepted Answer

In primary succession on rocks, lichens secrete acids to dissolve rock, help in weathering and soil formation. Thus, lichens are pioneer species to colonise the bare rock.

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

Liverworts

Mosses

Green algae

Lichens

In primary succession on rocks, lichens secrete acids to dissolve rock, help in weathering and soil formation. Thus, lichens are pioneer species to colonise the bare rock.