171. Which of the following heavy chemicals are produced from common salt?
(a) Chlorine only
(b) Caustic soda only
(c) Caustic soda and soda ash
(d) Chlorine, caustic soda and soda ash-
172. Which of the following is not an example of exhaustible resources of the earth available to man?
(a) Coal
(b) Natural gas
(c) Petroleum
(d) Water-
173. Which of the following is not an example of inexhaustible resources of the earth available to man?
(a) Air
(b) Fossil fuels-
(c) Forests and wildlife
(d) Solar energy
174. Which one of the following four agricultural resources by way of crops cultivated by man does not belong to the group comprising the remaining three?
(a) Coffee-
(b) Fruits
(c) Sugarcane
(d) Vegetables
175. Which is the least populated continent of the world?
(a) Antarctica-
(b) Australia
(c) North America
(d) None of them
176. All of the following are renewable abiotic resources in nature except____.
(a) Cobalt
(b) Copper and nickel
(c) Iron ore-
(d) Manganese
177. Which of the following is a non-metallic mineral?
(a) Cobalt
(b) Gypsum-
(c) Thorium
(d) Uranium
178. All of the following are non-metallic minerals, except .
(a) Asbestos
(b) Graphite
(c) Platinum-
(d) Sulphur
179. The base of all of the following fuels is organic materials, except that of____.
(a) Coal
(b) Natural gas
(c) Petroleum
(d) Uranium-
180. Which of the following exhaustible and nonrenewable fuels are inorganic in nature?
(a) Anthracite and bituminous coal
(b) Petroleum and natural gas
(c) Uranium and thorium-
(d) Lignite and peat
Post a Comment