General Knowledge MCQs - 19

181. Which of the following types of coal represents the first stage of formation of coal?
(a) Anthracite
(b) Bituminous coal
(c) Lignite
(d) Peat-

182. Which of the following countries leads the world in the export of oil?
(a) Iran
(b) Iraq
(c) Saudi Arabia-
(d) Venezuela

183. Copper may be found native, that is, in its pure state, but is more often found in chemical combinations with —.
(a) Iron, gold and silver
(b) Gold, silver and lead
(c) Iron, lead and sulphur
(d) All of the above minerals-

184. The low heating capacity of which of the types of coal reduces its value as an industrial fuel?
(a) Anthracite
(b) Bituminous coal
(c) Lignite
(d) Peat-

185. What percentage of the earth’s total surface is covered by forests?
(a) 15 percent-
(b) 20 per cent
(c) 24 per cent
(d) 29 per cent

186. Which of the following types of forest mostly grow in the below of land lying between 50° N and 70° N?
(a) Temperate deciduous forests
(b) Tropical evergreen forests
(c) Temperate hardwood forests
(d) Temperate coniferous forests-

187. The Panama Canal links .
(a) Canada with Greenland
(b) North America with South America-
(c) Siberia (Russia) with Greenland
(d) None of the above

188. Which of the following is concerned with the description and mapping of the main features of the Universe?
(a) Cosmography-
(b) Cosmology
(c) Geomorphology
(d) None of the above

189. Cryogenics is the science that .
(a) Describes and maps the main features of the Universe
(b) Studies the nature of heavenly bodies
(c) Deals with the physical history of the earth
(d) Deals with the production, control and application of very low temperature-

190. The speed per minute at which the earth revolves around the sun is
(a) 800 km
(b) 1,000 km
(c) 1,400 km
(d) More than 1,800 km-