13/05/2026
Q. The pH value of safe drinking water should ideally be in the range of:
A) 4.5 to 5.5
B) 6.5 to 8.5
C) 9.0 to 10.5
C) 2.0 to 3.5
π Complete Solution for Aspirants
π Notes | MCQs | PDFs | Prep
π₯ Invite your friends and join us! Thanks for Visiting Civil Engineering - Loksewa Page!π
Kathmandu
Be the first to know and let us send you an email when Civil Engineering - Loksewa posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.