Cellulose is a -

Identify the biological importance of carbohydrates from the following statements:
$1$. In the structure of cell wall.
$2$. As a food storage substance.
$3$. In protein synthesis.
$4$. As enzymes.
$5$. In the structure of $DNA$.

Which of the following statements is true about glucose?

Which of the following is a characteristic of a polysaccharide?

What is the general formula for polysaccharides?

Glycogen on hydrolysis gives: