Q14 of 67 Page 103

How do you distinguish between humification and mineralisation?

Humification: It involves the formation of amorphous topmost layer of soil called the humus. Formed by degradation of soil.


Mineralisation: Humus degrades to release inorganic nutrients.


More from this chapter

All 67 →
12

What is an incomplete ecosystem? Explain with the help of suitable example.

 13

What are the shortcomings of ecological pyramids in the study of ecosystem?

 15

Fill in the trophic levels (1, 2, 3 and 4) in the boxes provided in the figure.


 16

The rate of decomposition of detritus is affected by the abiotic factors like availability of oxygen, pH of the soil substratum, temperature etc. Discuss.