♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
Maximum permissible contration of total hardness in ...
Que.
Maximum permissible contration of total hardness in drinking water is-
A.
500
B.
200
C.
100
D.
50
Right Answer is :
✓ B. 200
⚑ Report
Views 👍 :421
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ When A vibrating turning fork is placed ...
➣ Drinking soda is- ...
➣ Chemical name of Gammexane is- ...
➣ Petroleum consists of a mixture of- ...
➣ The 'king of metals' is- ...
➣ Smallest structure found on the bacterial cell ...
➣ Living beings are generally: ...
➣ Carbon footprint can be reduced by- ...
➣ Which base soft the water ...
➣ A system exhibiting S. H. M. must ...
❖ Take a qick MCQ Test on
➤ Inventions and Discoveries
➤ Various Sciences
➤ Environment Science
➤ Everyday Science
➤ Computer Awareness
➤ Research Institutions
➤ Miscellaneous
➤ Scientific Instruments