Question
Framed from THE HINDU
Q.24
Which of the following can help in reducing the carbon footprint ?
1. Using fly-ash
based cement in building construction
2. Using LED-based electric lamps instead of incandescent lamps
Select
the correct answer using the code given below :
A)
1 only
B)
2 only
C)
Both I and 2
D)
Neither I nor 2
Ans.
C
No comments:
Post a Comment