1) natural gas has main components as a) carbon dioxide b) methane c) hydrogen d) carbon monoxide 2) which of the following statements is incorrect a) natural gas can prepare in laboratory b) natural gas is stored under high pressure is CNG c) it is easier to transport natural gas through pipes 3) in our country natural gas has been found in a) tripura b) rajasthan c) maharshtra d) krishna godavari delta 4) natural gas is an ____________ source a) renewable b) inexhaustible c) exhaustible d) man-made 5) in fractional distillation, hydrocarbons with________ boiling points condense first a) lower b) medium c) higher 6) ____________ is used as a fuel for aircraft enginess a) diesel b) kerosene c) cng d) lpg 7) which fraction of petroleum is used in making skin ointments and vaseline a) lubricant oil b) paraffin wax c) bitumen d) fuel oil 8) Petroleum is also known as a) coke b) black gold c) tar d) crude oil 9) The major constituent of natural gas is/are a) butane b) methane c) hydrogen d) ethane 10) The mining of oil under sea is termed as a) distillation b) carbonisation c) shore mining d) destructive distillation 11) Which of the following places has a network of pipelines which supply CNG? a) Kanpur b) Jhansi c) Vadodara d) Bhopal 12) What is the full form of PCRA? a) Petroleum Conservation Research Association b) Petroleum Consumption Research Association c) Petroleum Conservation Resource Association d) Petrochemical Consumption Research Association 13) Which of the following statement is or are incorrect? a) Petroleum gas in liquid form (LPG) is used as fuel in homes and industries. b) Kerosene is used as fuel for stoves, lamps and jet aircrafts. c) Diesel is used as fuel for heavy motor vehicles, electric generators. d) Paraffin is used in paints and road surfacing. 14) Which is the major component of LPG and CNG? a) Hydrogen, Ethane b) Carbon dioxide, Propane c) Butane, Methane d) Propane, Butane 15) The earth’s temperature is increasing due to Global warming which is due to a) The Sun giving out more heat b) The Earth slowly moving toward the sun c) Increased use of fossil fuel d) Less duration of winter every year

chemistry by NS

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