Glucose and Fructose are .......

Match List-$I$ with List-$II$ for the following reaction pattern:
Glucose $\xrightarrow{\text{Reagent}}$ Product $\longrightarrow$ Structural prediction

List-$I$ (Reagents)	List-$II$ (Structural prediction)
$a$. Acetic anhydride	$i$. Glucose has an aldehyde group
$b$. Bromine water	$ii$. Glucose has a straight chain of six carbon atoms
$c$. Hydroiodic acid	$iii$. Glucose has five hydroxyl groups
$d$. Hydrogen cyanide	$iv$. Glucose has a carbonyl group

Choose the correct answer from the options given below.

Which of the following is not a polymer?

Which of the following is a polysaccharide?

In fermentation by zymase,alcohol and $CO_2$ are obtained from which of the following sugars?

Select the incorrect pair.