The C : N ratio in humus is
A. 10 : 1
B. 1 : 10
C. 40 : 1
D. 400 : 1
Answer: Option A
Solution(By Examveda Team)
Humus is the dark organic matter in soil that is formed by the decomposition of plant and animal matter. It is a soil organic matter rich in nutrients and retains moisture in the soil.The carbon and nitrogen ratio of humus is about 10 : 1. The carbon to nitrogen ratio is significant in composting because microorganisms need a good balance of carbon and nitrogen to remain active.
Related Questions on Soil Science
Which one is the most important among Amphibloes
A. Hornblend
B. Tremolite
C. Diopsite
D. Actinolite
Sources of negative charges on silicate clays is/are
A. Exposed crystal edges
B. Isomorphus substitution
C. Anion exchange
D. All of these
The most conspicuous chemical change that take place when soil is flooded is reduction of
A. Fe
B. P
C. S
D. None of these
Join The Discussion