♡ Login
Home
Previous Papers
★
MCQs
General Science
Everyday Science
Which of the following gases is mixed ...
Que.
Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs?
A.
Hydrogen
B.
Nitrogen
C.
Methane
D.
Helium
Right Answer is :
✓ B. Nitrogen
⚑ Report
Views 👍 :671
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Displacement is a ...
➣ Milk is a nature- ...
➣ The Sewage obtained from water closets and ...
➣ Iodine value is used to estimate- ...
➣ Quartz is made of- ...
➣ Which of the following metals is used ...
➣ The process of weakening a pathogen is ...
➣ The device used to convert solar energy ...
➣ Which is not a matter ? ...
➣ Which is used in cutting of glass ...
❖ Take a qick MCQ Test on
➤ Computer Awareness
➤ Everyday Science
➤ Environment Science
➤ Miscellaneous
➤ Various Sciences
➤ Research Institutions
➤ Scientific Instruments
➤ Inventions and Discoveries