Which of the following statements is correct | vedclass

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(A) Humus is a dark-colored,amorphous substance formed by the process of humification during decomposition.$(P)$ Humus is colloidal in nature,which al

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$P$ and $Q$

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(A) Humus is a dark-colored,amorphous substance formed by the process of humification during decomposition.$(P)$ Humus is colloidal in nature,which allows it to serve as a reservoir of nutrients. This statement is correct.$(Q)$ Humus is rich in nutrients and acts as a nutrient reservoir for plants. This statement is correct.$(R)$ Humus is highly resistant to microbial action and undergoes decomposition at a very slow rate. Therefore,the statement that its degradation is not possible is incorrect,as it does degrade,albeit very slowly. Thus,statements $(P)$ and $(Q)$ are correct.

Which of the following statements is correct regarding Humus?
$(P)$ It is colloidal in nature.
$(Q)$ It is rich in nutrients.
$(R)$ It is highly resistant to microbial decomposition.

Similar Questions

$A$: Detritivores and decomposers hold up a part of nutrients contained in detritus.
$R$: Immobilised nutrients cannot be available for solubilisation after the death of saprotrophs.

The cycling of nutrients in an ecosystem will stop if which of the following are removed?

The main role of bacteria in the carbon cycle involves:

Bacterial and fungal enzymes degrade detritus into simpler inorganic substances. This process is called as . . . . . . .

Select the incorrect statement regarding humus.

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Which of the following statements is correct regarding Humus?$(P)$ It is colloidal in nature.$(Q)$ It is rich in nutrients.$(R)$ It is highly resistant to microbial decomposition.