Fats and oils are

1. Glycolipids

2. Triglycerides

3. Phospholipids

4. Conjugated lipid

Which of the following enzymes is used to join bits of DNA?

(1) Ligase

(2) Primase

(3) DNA polymerase

(4) Endonuclease

Which transports glucose into cells is

1. Trypsin

2. Keratin

3. Haemogiobin

4. GLUT-4

Proteins are 

1. Macromolecules
2. Homopolymers
3. Micromolecules
4. Polymers of starch

Tick mark the incorrect statement about adult haemoglobin

1. it is made up of four sub-units

2. Two sub-units are of $\alpha$-type and two sub-units of $\beta$-type

3. It has quartemary structure of protein

4. It is a simple protein 

Which of the following structure of protein is absolutely necessary for the many biological activites of proteins

1. Primary

2. Secondary

3. Tertiary

4. Quaternary

Inulin is a polymer of

1. Fructose

2. Glucose

3. Mannose

4. Ribose

Plant cell walls are made of

1. Homopolymer of fructose

2. Heteropolymer of glycogen

3. Homopolymer of glucose

4. Homopolymer of glycogen

As starch is related to plant body, which of the following polysaccharides is related to animal body ?

1. Cellulose

2. Chitin

3. Glycogen

4. Inulin

Cotton fibre is made up of

1. Cellulose

2. Glycogen

3. Chitin

4. Starch