1. The word of plastic is derived from a Greek word
(A) plastikos
(B) plasticizer
(C) plasticone
(D) no one
2. The word “Poly” means
(A) one
(B) two
(C) too many
(D) few
3. The word 'mono' means
(A) one
(B) two
(C) too many
(D) few
4. The word 'mer' means
(A) atom
(B) compound
(C) molecule
(D) mixture
5. The molecules of plastic are joined together by
(A) Covalent bond
(B) Ionic bond
(C) Co-ordinate covalent bond
(D) All three
6. The, plastic can be recycled
(A) thermosetting
(B) thermo
(C) organic
(D) inorganic
7. The, plastic cannot be recycled
(A) thermo
(B) inorganic
(C) organic
(D) thermosetting
8. Plastic is soluble in organic solvents
(A) inorganic
(B) thermosetting
(C) organic
(D) thermo
9. PVC and polystyrene are the examples of, plastic
(A) organic
(B) thermosetting
(C) thermo
(D) inorganic
10. Plastic is prepared with the help of addition polymerisation
(A) thermosetting
(B) thermo
(C) organic
(D) inorganic
11. Plastic is also called thermosets
(A) thermo
(B) organic
(C) thermosetting
(D) inorganic
12. Plastic is insoluble in organic solvents
(A) thermo
(B) inorganic
(C) organic
(D) thermosetting
13. Plastic is prepared with the help of condensation polymerisation
(A) thermo
(B) inorganic
(C) organic
(D) thermosetting
14. Melamine, bakelite and epoxy resin are the examples of, plastic
(A) thermosetting
(B) thermo
(C) organic
(D) inorganic
15. Acetylene and HCl reacts together in the presence of a catalyst to form
(A) Acrylic
(B) Dacron
(C) Saran
(D) PVC
16. Is obtained from the chemical reaction of phenol and aldehyde
(A) PVC
(B) Teflon
(C) Bakelite
(D) Melamine
17. Is used for the manufacture of electric switches and plates
(A) PVC
(B) Teflon
(C) Melamine
(D) Bakelite
18. Is obtained from the chemical reaction of urea and aldehyde
(A) PVC
(B) Teflon
(C) Melamine
(D) Bakelite
19. is a food grade plastic and is used to prepare crockery.
(A) PVC
(B) Teflon
(C) Melamine
(D) Bakelite
20. Is used to coat electrical wires
(A) Bakelite
(B) Teflon
(C) PVC
(D) Melamine