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Which of the following can help in reducing the carbon footprint? i) Using fly-ash based cement in building construction. ii) Using LED-based electric lamps instead of incandescent lamps. Select the correct answer using the code given below:
This question appeared in the MGPSC Prelims 2017 examination (GS). It is Question 16 out of 100 questions in this paper.
This question was part of the MGPSC Prelims 2017 (GS). The MGPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all MGPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.