All synthetic fiber prepared by a process of using raw material of petroleum origin called_
Nylon
Silk
Petrochemical
Wool
Polythene is a example of_
Plastic
Polythene
Rubber
Non of above
Paper approximate time taken to degenarate is
7 to10
10 to 30
2 to 5 months
What is biodegradable?
Easily decimposed
Decomposed through natural process
Metal cans is_
Biodegradable
Non-biodegradable
Rayon also. Called
Artificial silk
Natural silk
Man-made nylon are made from_
Coal,water,and air
Raw materials
Plastic
Silk
Rayon is mixed with _ to make bed sheets.
Silk
Wool
Cotton
Naulon
_ is a popular polyester.
Terylene
Poly
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