Q.1 Minerals are
A Liquids
B.Inorganic solids
C.Gases
D.All of these
Answer:- B
Q.2 Artificial Silk is also called ?
A.Dacron
B.Fiber Glass
C.Nylon
D.Rayon
Answer:D
Q.3 The natural rubber is a polymer of
A.Ethylene
B.Acetylene
C.Isoprin
D.Vinyl chloride
Answer:-C
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