4. Which of the following materials is biodegradable?
(a) Nylon
(b) Silk
(c) Polyester
(d) Acrylic
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2
Answer:
There are lots of waste materials that are degradable and non-degradable. Therefore, categorization and proper disposal of waste are very important. Waste materials can be classified as biodegradable and non-biodegradable. Risk and threats related to waste disposal can be easily avoided by the knowledge of the different types of wastes.
Answered by
1
Answer:
Answer is Silk (option b)
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