Question:
Water filled in two glasses A and B have BOD values of 10 and 20 , respectively. The correct statement regarding them, is :
Correct Option: , 3
Solution:
Two glasses "A" and "B" have BOD values 10 and "20", respectively.
Hence glasses "B" is more polluted than glasses "A".
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.