The incorrect statement among the following regarding glucose is -

1.	It is an aldohexose.
2.	n-Hexane is formed when glucose is heating with HI.
3.	It is present in furanose form.
4.	It does not give 2, 4- DNP test.

 RNA does not contain -
1. Adenine
2. Uracil
3. Thymine
4. Cytosine

DNA does not have -
1. Adenine
2. Thymine
3. Cytosine
4. Uracil

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

 D configuration is shown by -

(i)	(ii)	(iii)

1. i, ii and iii
2. ii and iii
3. i and ii
4. only iii

Out of the 3 given structures, the correct statement regarding bond present between C₁  &  C₄  and C₁  &  C₆  is

(i)
(ii)		(iii)

Sucrose is a:

Choose the correct option:

Examples of globular proteins are:

Choose the correct option : 
1. a and b
2. b and c
3. c and d
4. a and c

Carbohydrates are useful for plants-

1. To build cell membrane.

2. To support structure.

3. To serve as a storage molecule.

4. To help in the transport mechanism.

Consider the following compounds: 

Ribose, 2-deoxyribose, maltose, galactose, fructose and lactose

The number of disaccharide carbohydrates is/are: