Teaching Aptitude · General Paper on Teaching & Research
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Hydrofluorocarbons (HFCs), replacements of ozone-depleting substances like chlorofluorocarbons (CFCs), were also decided to be phased out during the Copenhagen 1992 conference. Reason R: HFCs have a shorter lifetime than CFCs and contain no chlorine and bromine. In the light of the above statements, choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A is false but R is true✓
- 2A is true but R is false
- 3Both A and R are true but R is NOT the correct explanation of A
- 4Both A and R are true and R is the correct explanation of A
Correct answer
A is false but R is true
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