In a forest ecosystem,fungi are grouped as:

The process of conversion of humified components into manure (mineralization) is carried out by which of the following processes?

Which of the following is responsible for the beginning of the detritus food chain?

Detritivores breakdown detritus into smaller particles. This process is called:

$A$: Detritus food chain begins with detritus.
$R$: Detritivores like fungi and bacteria are major decomposers in such food chains.

If we completely remove the decomposers from an ecosystem,its functioning will be adversely affected because: