Direction for: In each of the following questions a statement of Assertion is given followed by a corresponding statement of Reason just below it. Of the statements mark the correct answer as
Assertion Charcoal has equal heating power than wood. Reason In pBR 322 alien DNA is ligated generally in the area of Bam-HI site of tetracycline resistance gene.A) If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
B) If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
C) If Assertion is true but Reason is false.
D) If both Assertion and Reason are false
Correct Answer: D
Solution :
Charcoal has twice heating power than wood. The wood is heated and changed to charcoal. Charcoal burns without producing flame or smoke. It is used in medicine, iron and steel industry and for absorbing impurities of air and water.
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