Uwe
Fill in the blanks with suitable words given the help box.
Non biodegradable Water bottles Rayon Acrylic PVC Monomers PET Bavelite
........ is a synthetic fibre having wool-like feel.
2. The small units that join to make a polymer are called ...
3. One of the most common forms of polyester is which is used for making...
4. ....is a thermoplastic whereas ...
is a thermosetting plastic
5. Plastics are ...
... ie. they cannot decay by bacteria or fungi.
is a synthetic fibre obtained from a naturally occurring polymer called cellulose
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Answer:
1- Terylene is a synthetic fibre having wool-like feel.
2- The small units that join to make a polymer are called monomers
3- One of the most common forms of polyester is which is used for making fibre
4- PVC is a thermoplastic whereas bakelite is a thermosetting plastic
5. Plastics are non-biodegradable ie. they cannot decay by bacteria or fungi.
6. cotton is a synthetic fibre obtained from a naturally occurring polymer called cellulose
NOTE- Fill in the blanks no.6 . I think the ques is wrong because cotton is not a synthetic fibre and it is the only fibre made of cellulose ... so please check it again and hope these answers would help
Thank you......
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