Organisms And Population Question 23
Humus is the dark, organic material that forms in soil as a result of the decomposition of plant and animal matter.
Options:
A) A mixture of clay sand and loam
B) Heavy soil with mineral salts
C) Organic matter of colloidal size
D) Light soil with lime
Show Answer
Answer:
Correct Answer: C
Solution:
Humus is the upper layer of soil in a forest which is rich in organic material.
BETA
