Synthetic Fibres and Plastics Worksheet-3
(a) N02 (b) CO (c) N0 (d) CO2
(a) High heat resistance and non reactivity.
(b) High reactivity
(c) High conductivity
(d) High tensile strength
(a) It’s essential for the economy of the developing countries of the South Asian region.
(b) The livelihood of many people depends on the cultivation of jute.
(c) The cost of jute materials is cheaper than plastic.
(d) Jute is Biodegradable while plastic is not.
(a) Phenol-Formaldehyde Resin
(b) Benzoic acid-Formaldehyde Resin
(c) Formaldehyde-Acetic Aid Resin
(d) Acetic Acid-Benzoic Acid Resin
(a) Nylon (b) Teflon
(c) Polymethyl methylacrylate (d) Poly Vinyl Chloride
(a) Rayon (b) Nylon (c) Terelyne (d) Teflon
(a) Teflon (b) Nylon (c) Mylar (d) Magnetic Silk
(a) LDPE (b) PS (c) PP (d) PVC
(a) HDPE (b) PP (c) PVC (d) Polyester
(a) Water (b) Earth (c) Petroleum (d) Sky
Answer Key:
(1)-(d); (2)-(a); (3)-(d); (4)-(a); (5)-(b); (6)-(a); (7)-(c); (8)-(b); (9)-(b); (10)-(c)