Question
Which of the following pairing denoting the mixture of
gases in air is NOT correct?Solution
Air is a homogeneous mixture  of the gaseous substances nitrogen, oxygen, and smaller amounts of other substances. Air is a mixture of different gasses like N2 (78%), O2(21%), argon (1%), carbon CO2 (0.03%), and water vapor .Â
Select the most appropriate meaning of the given idiom.
Fight tooth and nail
In each question below, a sentence is given with an idiom/phrase printed in bold type. That part may contain a grammatical error. Each sentence is follo...
Select the most appropriate meaning of the Given idiom.
Get a gold star :
In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.
 ...
HEAD AND SHOULDERS ABOVE
I) The new model is head and shoulders above its competitors in terms of both quality and design.
II) His perfo...
Be glad to see the back of
Select the most appropriate meaning of the Given idiom.
Word of mouth
A penny for your thoughts
In each question below, a sentence is given with an idiom/phrase printed in bold type. That part may contain a grammatical error. Each sentence is follo...
A person who preserves skin of animals
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