Invert sugar refers to an equimolar mixture of:

The number of $-OH$ groups in open chain and ring structures of $D$-glucose are respectively:

The pentose sugar in $DNA$ and $RNA$ has a ......... structure.

The change in optical rotation with time of a freshly prepared solution of sugar is known as:

What is the monomer of cellulose?

Which of the following is correct?
Pentaacetate of glucose $\xrightarrow{\text{Tollen's reagent}} +ve$ test $(A)$
Pentaacetate of glucose $\xrightarrow{\text{Benedict's reagent}} +ve$ test $(B)$
Pentaacetate of glucose $\xrightarrow{\text{Schiff's reagent}} -ve$ test $(C)$
Pentaacetate of glucose $\xrightarrow{NaHSO_3} -ve$ test $(D)$