asked 152k views
1 vote
11. All of these contribute directly to fertile topsoil except

a. bedrock chemical reactions.
b. minerals supplied by rock particles.
c. decomposition action of fungi and bacteria.
d. earthworms' breaking down the soil.

asked
User Nonso
by
8.3k points

1 Answer

6 votes
The answer is A. bedrock chemical reactions
answered
User Russell Greene
by
7.8k points
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