Molisch's test is done for the detection of

When the following aldohexose exists in its $D$-configuration,the total number of stereoisomers in its pyranose form is :
$CHO-CH_2-CH(OH)-CH(OH)-CH(OH)-CH_2OH$

The number of chiral carbons in $\beta-D-(+)$-glucose is

The value of $n$ in the formula $(C_5H_{10}O_5)_n$ for inulin is about

Glucose forms many derivatives. The derivative which will help to prove the furanose structure is

Which polysaccharide is highly branched?