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Q. |
Which of the following is a natural polymer? |
A. | Bakelite |
B. | Nylon |
C. | Polythene |
D. | Starch |
Answer» D. Starch | |
Explanation: Cotton, starch, cellulose and rubber are some of the naturally occurring polymers. Starch is a condensation polymer made up of hundreds of glucose monomers, which split out water molecules as they chemically combine. Starch is a member of the basic food group carbohydrates and is fourid in cereal grains and potatoes. It is also referred to as a polysaccharide, because it is a polymer of the monosaccharide glucose. |
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