UPSC Prelims 2016 · GS Paper I
Question 78: Economy and Social Development
On which of the following can you find the Bureau of Energy Efficiency Star Label?
- 1.Ceiling fans
- 2.Electric geysers
- 3.Tubular fluorescent lamps
Select the correct answer using the code given below.
AnswerUPSC’s answer is (d).
The Bureau of Energy Efficiency's Star Label programme rates appliances on energy efficiency, from one to five stars, so that buyers can compare running costs. Ceiling fans, electric geysers (storage water heaters) and tubular fluorescent lamps are among the appliances covered, so all three statements are correct.
- 1. Ceiling fans are under the BEE Star Label programme.
- 2. Electric geysers are under the programme.
- 3. Tubular fluorescent lamps are under the programme.
How you could have got this
- If you were sure statement 1 is correct, (b) and (c) go: each of them leaves 1 out.
What you needed to know: Ceiling fans are under the BEE Star Label programme.
- Then, if you were sure statement 3 is correct, (a) goes: it leaves 3 out.
What you needed to know: Tubular fluorescent lamps are under the programme.
Only (d) is left. You didn’t need statement 2.
Which options go is worked out from UPSC’s key and the options, not by a model.
Why each option is right or wrong
- (a) Tubular fluorescent lamps also carry the label.
- (b) Ceiling fans and geysers also carry the label.
- (c) Ceiling fans also carry the label.
- (d) Right: all three carry the BEE Star Label.
Answer: UPSC’s key. Explanation: written by UPSC Grade, not by UPSC.
Source: UPSC, Civil Services (Preliminary) Examination 2016, General Studies Paper I, Series A. The paper on upsc.gov.in.