Waxes

Q.

What are modified amino acids? Give Examples.

Q.

What are the sub-units of lipids?

1. Amine and Fatty acids

2. Glycerol and Fatty acids

3. Sucrose and fatty acids

4. None of these

Q. Which of the following is/are not a lipid?

1. Oils
2. Fats
3. Waxes
4. None of the above

Q. Fatty acids, if esterified with an alcohol of high molecular weight, instead of glycerol, the resulting compound will be _____.

1. Simple lipids

2. Steroids

3. Carotenoids

4. Terpenes

Q.

Describe wax in plants.

Q. The properties of lipids are

1. Insoluble in water and soluble in fat solvents.
2. High energy content.
3. Structural component of cell membrane.
4. All of the above.

Q. Paraffin wax is a/an

1. ester
2. acid
3. monohydric alcohol
4. cholesterol

Q. Following are the statements with reference to 'lipids'.

(a) Lipids having only single bonds are called unsaturated fatty acids
(b) Lecithin is a phospholipid
(c) Trihydroxy propane is glycerol
(d) Palmitic acid has 20 carbon atoms including carboxyl carbon

Choose the correct answer from the options given below.

1. (b) and (d) only
2. (a) and (b) only
3. (c) and (d) only
4. (b) and (c) only

Q. The lipid coat of the exoskeleton of insects is made of _______ .

1. Cutin

2. Wax

3. Cholesterol

4. Chitin

Q. The lipid coat of the exoskeleton of insects is made of _______ .

1. Cutin

2. Wax

3. Cholesterol

4. Chitin

Q. A saturated fatty acid is

1. High melting point
2. Low melting point
3. With no double bond
4. Both A and B

Q. Which of the following is/are not a lipid?

1. Oils
2. Fats
3. Waxes
4. None of the above

Q. Fatty acids, if esterified with an alcohol of high molecular weight, instead of glycerol, the resulting compound will be _____.

1. Wax
2. Steroids
3. Carotenoids

4. Glycerides

Q. Paraffin wax is a/an

1. ester
2. acid
3. monohydric alcohol
4. cholesterol

Q. Which of the following is/are not a lipid?

1. Oils
2. Fats
3. Waxes
4. None of the above

Q. The lipid coat of the exoskeleton of insects is made of _______ .

1. Cholesterol

2. Cutin

3. Wax

4. Chitin