Biomacromolecules and Micromolecules

Q. Assertion: Secondary metabolites are produced in small quantities and their extraction from the plant is difficult and expensive.
Reason: Secondary metabolites can be commercially produced by using tissue culture technique.

1. Both assertion and reason are true and reason is the correct explanation of assertion.
2. Both assertion and reason are true but reason is not the correct explanation of assertion.
3. Assertion is true but reason is false.
4. Both assertion and reason are false.

Q. Which of the following is true about compounds present in the acid-insoluble pool?

1. They have a molecular weight more than 1000 daltons
2. They are called macromolecules
3. Lipid molecules weigh less than 1000 Daltons but still belong to the acid-insoluble pool
4. All of the above

Q.

The major set of elements in living beings are

1. Silicon, magnesium, calcium

2. Carbon, magnesium, silicon

3. Hydrogen, iron, cobalt

4. Carbon, hydrogen, oxygen

Q.

Molecules can exist independently.

1. True
2. False

Q. Which of the following is a correct combination?

1. Acid soluble - Amino acids, lipids, sugars
   Acid insoluble - Proteins, nucleic acids, vitamins
2. Acid soluble - Amino acids, sugars, vitamins
   Acid insoluble - Proteins, nucleic acids, lipids
3. Acid soluble - Proteins, nucleic acids, lipids
   Acid insoluble - Amino acids, sugars, vitamins
4. Acid soluble - Proteins, nucleic acids, vitamins
   Acid insoluble - Amino acids, lipids, sugars