In a polysaccharide,the number of monosaccharides are linked by:

Match the following columns:

Column-$I$	Column-$II$
$P$. Starch $+ I_2$	$I$. Blue color
$Q$. Glycogen $+ I_2$	$II$. Red color
$R$. Cellulose $+ I_2$	$III$. No color

What will a starving person use first for energy?

Identify the pentose sugar.

Carbohydrates are commonly stored as starch in plant storage organs. Which of the following five properties $(A-E)$ make starch useful as a storage material?
$(a)$ Easily translocated
$(b)$ Chemically non-reactive
$(c)$ Easily digested by animals
$(d)$ Osmotically inactive
$(e)$ Synthesized during photosynthesis
Useful properties:

Which of the following is incorrect?