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Question. The gas used in a refrigerator to cool water is
Nitrogen
Carbon dioxide
Methane
Ammonia
Answer
Correct Answer is:
Ammonia
Important MCQs
Question:
Current Hijri Year is ?
Question:
SSC stands for __________?
Question:
Dapsang is another name of_________?
Question:
The deepest place on earth is ____________?
Question:
How many “Sahifay” were revealed to Hazrat Idrees (AS)?
Question:
Pure metal__________________?
Question:
The Suri dynasty was brought to an end by:
Question:
The shortest day is___________?
Question:
Old name of Zimbabwe is__________?
Question:
How many species of fungi are known till now?
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Learning is like rowing upstream: not to advance is to drop back. – Chinese proverb