Glycolysis is

The synthetic detergent used in toothpaste is of type $X$. Animal starch is $Y$. $X$ and $Y$ respectively are:

Which of the following is the correct structure of the $\alpha-$anomer of maltose?

Match List-$I$ with List-$II$:

List-$I$	List-$II$
$A$. Glucose $+ HI$	$I$. Gluconic acid
$B$. Glucose $+ Br_{2}$ water	$II$. Glucose pentacetate
$C$. Glucose $+$ acetic anhydride	$III$. Saccharic acid
$D$. Glucose $+ HNO_{3}$	$IV$. Hexane

Choose the correct answer from the options given below.

Given below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R)$.
Assertion $(A)$: Ketoses give Seliwanoff's test faster than Aldoses.
Reason $(R)$: Ketoses undergo $\beta$-elimination followed by formation of furfural.
In the light of the above statements,choose the correct answer from the options given below:

Identify the carbon atoms of glucose and of fructose forming the glycosidic bond in sucrose.