Question

Which of the following is not a natural polymer?

• A. Rayon
• B. Starch
• C. Cellulose
• D. RNA

Hint:

Rayon is a synthetic polymer, while starch, cellulose, and RNA are naturally occurring polymers.

Answer 1

The Correct Option is A

Step 1: Understand natural vs.synthetic polymers.
Rayon is a synthetic fiber made from regenerated cellulose.
On the other hand, starch, cellulose, and RNA are natural polymers that occur in nature.
Step 2: Identify the non-natural polymer.
Rayon is a man-made fiber and is not a natural polymer.