https://www.geekmcq.com/
CSS Solved Papers
Physics Chemistry

Engineering :: Environmental Engineering

  The presence of fluorides in drinking water helps in
[A]. Purification of water[B]. Preventing decaying of teeth
[C]. Deodourisation of water[D]. Reduces fungi formation
[E]. Killing aerobic bacteria    

Answer: Option B
Write your comments here:
Name *:     Email:

© 2012-2024 by GeekMCQ™ Technologies. All Rights Reserved | Copyright | Terms of Use & Privacy Policy | Referals

Contact us: info@geekmcq.com