Q. 183.6( 5 Votes )

What is humus? What are its functions?

Answer :

Humus is the dark organic matter that forms in the soil when plant and animal matter decays. It contains many useful nutrients for healthy soil.

Functions of humus in soil are-


Humus increases the fertility of soil;


It also helps soil absorb and retain moisture


Humus also promotes the formation of good soil structure.


It supports microbial activity in soil, through which roots absorb nutrients


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
NCERT | People as Resources51 mins
The Demand of Increasing Population41 mins
Estimating the power of a common man50 mins
NCERT | Sneak Peek into Imp. Qs.- Vegetation55 mins
Into The Wild - Learning Vegetation52 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses
RELATED QUESTIONS :

Give two effects of soil erosion.

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology

Forest destruction results in

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology

Write a note on nitrogen fixation?

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology

How do organisms contribute in the formation of soil?

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology

What is soil erosion? Explain means of preventing it.

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology

Give various sources and harmful effects of soil pollution.

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology