15.2 What are natural and synthetic polymers? Give two examples of each type.
Natural Polymers-
Polymers that formed naturally like formed by animals and plants. these are found in nature. Example- protein, starch, cellulose etc.
Synthetic Polymers-
Polymers made by human beings are called synthetic or man-made polymers. Examples- plastic(polyethene), nylon6,6 and nylon 6 etc.