Q. 124.0( 7 Votes )

Cellulose-rich food substances are good source of roughage in human beings because
A. human beings do not have cellulose-digesting enzymes.

B. cellulose gets absorbed in the human blood and converts into fibres.

C. the cellulose-digesting bacteria convert cellulose into fibres.

D. cellulose breaks down into smaller components which are egested as roughage.

Answer :

Cellulose is a component present in plant cell wall. Human beings are unable to digest this cellulose because of absence of enzyme cellulase in the body which helps in cellulose digestion.

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