NCERT Important Questions Class 9 Science biology Chapter 14
Important NCERT Extra Questions
Chapter 14 Natural Resources
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
Mention one method by which living organisms influence the formation of soil.
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Lichens secrete chemicals to dissolve minerals from rock surface, produce crevices where dust collects and mosses grow to form small amount of soil.