NEET Zoology Biomolecules Questions Solved

AIIMS - 2009

Cotton fibres mainly contains

(a) cellulose            (b) glycogen

(c) protein              (d) lipid

(a) The cotton fibres represent epidermal prolongations of seed coat cells. A raw cotton fibre, on average, gives the following values on analysis: cellulose-94%, protein -1.3%, pectic subtances-0.9%, ash-1.2%, wax-0.6%, sugars-0.3% and traces of pigments and mineral matter.

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