Question

The small units used in making synthetic fibers are

• A. molecules
• B. polymers
• C. cells
• D. none of these

Answer 1

The correct option is B

polymers

Explanation of the correct answer:

The correct answer is option B:

1. A polymer is a huge molecule, or macromolecule, that is fundamentally made up of a number of smaller molecules. Both natural and manmade polymers are possible.
2. Synthetic fibres are man-made fibres, and the majority of them are manufactured from petrochemicals, that are byproducts of the processing of petroleum.
3. Example: Cellulose, Cotton (Natural fibers), and Nylon (Synthetic fiber).

Explanation of the incorrect answers:

Option A:

1. The smallest component of a substance, a molecule is said to possess the chemical characteristics of the compound. Groups of atoms make up molecules.

Option C:

1. A molecule is the smallest unit that exists independently and possesses all the characteristics of a material.

Option D:

1. The smallest unit that can sustain life on its own and makes up all living things, including the body's tissues.