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Q. |
Which of the following is not a natural polymer? |
A. | Wool |
B. | Silk |
C. | Cotton |
D. | Teflon |
Answer» D. Teflon | |
Explanation: Natural polymers occur in nature and can be extracted. They are often water- based. Examples of naturally occurring polymers are silk, wool, DNA, cellulose, cotton and proteins. |
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