Question

Section (Q44 to Q48): In the following Questions, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
(a) Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
(b) The Assertion and the Reason are . correct but the Reason is not the correct explanation of the Assertion.
(c) Assertion is true but the Reason is false.
(d) The statement of the Assertion is false but the Reason is true.
44. Assertion: Fuel has to be burnt to obtain heat energy.
Reason: The minimum temperature to which a fuel must be heated so that it may catch fire and start burning is known as ignition temperature.
Assertion: The major constituent of biogas is methane.
Reason: Biogas is produced by the aerobic degradation by animal wastes like cow ding in the presence of water.
Assertion: Wind energy farms cannot be established every where.
Reason: The wind energy farms can be established only at those places where wind blows for most part of the year.
Assertion: Coke is a better fuel than coal.
Reason: Burning of coke cause air pollution.
Assertion: Non-conventional sources of energy are the major source of energy for generating electricity in power plants.
Reason: Coal and petroleum are non- conventional energy sources.

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