Cellulose is a homopolymer.

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Important Questions on Biomolecules

EASY

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

Select the incorrect statement of Biomolecules?

HARD

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

Two tubes labelled 'P' and 'Q' contain foodstuff. Tube 'P' gave a positive test with Benedict's solution while tube 'Q' gave a positive test with nitric acid. Which of the following is correct?

EASY

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

Assertion $(A) :$ Starch can hold iodine molecules whereas cellulose cannot hold iodine molecules.

Reason $(R) :$ Cellulose forms helical secondary structures whereas starch does not contain complex helices.

The correct answer is:

EASY

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

A dehydration reaction links two glucose molecules to produce maltose. If the formula for glucose is

C_{6} H_{12} O_{6}

then what is the formula for maltose?

EASY

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

The rigidity of cellulose is due to:

EASY

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

Which ONE of the following is a hetero-polysaccharide?

MEDIUM

Biology>Cell : Structure and Functions>Biomolecules>Polysaccharides

Choose the correct statements from the following:
A) In a polysaccharide chain, the right end is reducing end and the left end is non-reducing end.
B) In a protein, the right end is a first amino acid called N-end, and the left end is called C-terminal.
C) Concanavalin A is a drug used to cure cancer along with vinblastin and curcumin.
D) GLUT-