MCQ on Rubber Technology

Multiple Choice Questions on Rubber Technology

Natural Polymer is
(a) Protein
(b) Rubber
(c) Both (a) and (b)
(d) None of these

BUNA-S represents
(a) Styrene polymer
(b) Butadiene and styrene copolymer
(c) Butadiene and Acrylonitrile
(d) None of these

Highly elastic rubber is
(a) Cis-Poly Isoprene
(b) Trans-Poly Isoprene
(c) Both (a) & (b)
(d) None of these

In which year rubber plant grown in India
(a) 1990
(b) 1980
(c) 1975
(d) None of these

pH of fresh latex is
(a) 7
(b) 2
(c) 3
(d) 8

In average composition of rubber, rubber’s quality is
(a) 40%
(b) 60%
(c) 80%
(d) 100%

In ribbed smoke manufacturing coagulation is done by
(a) Phenol
(b) Benzene
(c) Acetic acid
(d) None of these

Most important commercial source of rubber
(a) Hevea
(b) Castiblea
(c) Funutumia
(d) None of these

Rubber is collected from
(a) Root
(b) Flower
(c) Leaf
(d) Stem

To prevent permature coagulation in rubber add
(a) Stabilizer
(b) Plasticizer
(c) Filler
(d) None of these

Mastication of rubber is done for improving
(a) Plasticity
(b) Viscosity
(c) Crystallinity
(d) None of these


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