On heating glucose with Fehling's solution,we get a precipitate whose colour is

From the following, the correct statements about polysaccharides are:
$(I)$ Starch is a polymer of $\alpha-D(+)$-glucose.
$(II)$ Amylose component of starch is not soluble in water.
$(III)$ Amylose is a branched chain polymer of $\alpha-D(+)$-glucose.
$(IV)$ Cellulose is a straight chain polymer of $\beta-D(+)$-glucose units.

$\beta-D$-Glucose and $\alpha-D$-Glucose are:

What is the hydrolysis product of $Lactose$?

Identify the correct set of monosaccharides present in sucrose $(X)$,lactose $(Y)$ and maltose $(Z)$.

Which of the following reactions of glucose can be explained only by its cyclic structure?