1.

In a xerarch succession, who secrete acids to dissolve rock?(a) Shrubs(b) Herbs(c) Mosses(d) LichensI have been asked this question in final exam.My doubt is from Ecosystem in portion Ecosystem of Biology – Class 12

Answer»

Correct option is (d) Lichens

The explanation is: The SEQUENCE of SUCCESSIONAL STAGES occurring on bare rocks is known as xerarch succession. In a xerarch succession, the pioneering species lichens release ACIDS to dissolve rocks. This helps in weathering and soil formation.



Discussion

No Comment Found

Related InterviewSolutions