which of the following is not characteri...

which of the following is not characteristic of humus?

It is rich in organic matter such as lignin and cellulose.

It is colloidal in nature and serves as a reservoir of nutrients.

It is highly resistant to microbial action and undergoes slow decomposition.

It is further degraded by the process of humification.

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Which of the following is not a characteristic of chemisorption?

Adsorption is specific

Heat of adsorption is of the order of 200 KJ `"mol"^(-1)`

Adsorption is irreversible.

Adsorption may be multimolecular layers.

They are lighter than water .

Their boiling points rise fairly uniformly with rising molecular weight .

Lower members are insoluble in water and organic solvents but the solubility regularly increases with molecular mass .

Lower members have a pleasant smell and burning taste , higher members are colourless and tasteless .

Multicellularity, cells form tissues and organs

Exclusive reliance on sexual reproduction

Motility at some stage of the life cycle

Embryonic development during the life cycle