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    				| 1. | 
                                    Which of the following polymer is bio-degradable? A. Nylon-66 B. PVC C. Bakellite D. Cellulose | 
                            
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Answer»  Correct Answer is: D. Cellulose Biodegradable polymers are polymers which break down after its planned use. For example, PHBV, starch, cellulose, dextron, etc.  | 
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