What is the percolation of the soluble substances formed due to decomposition called?

Category: QuestionsWhat is the percolation of the soluble substances formed due to decomposition called?
Editor">Editor Staff asked 3 months ago

What is the percolation of the soluble substances formed due to decomposition called?
 
(a) Humification
 
(b) Leaching
 
(c) Mineralization
 
(d) Catabolism
 
The question was asked in an interview for internship.
 
My question is taken from Ecosystem topic in section Ecosystem of Biology – Class 12

1 Answers
Editor">Editor Staff answered 3 months ago

The correct option is (b) Leaching
 
The best I can explain: The percolation of the soluble substances formed due to decomposition into deeper layers of soil is called leaching. In this process, the water-soluble inorganic nutrients get precipitated as unavailable salts by going down into the soil horizon.