_____ is the source of energy and materials in human beings.
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In terms of size, Mars ranks no. ___ in our Solar System.
The laws which govern the motion of planets are called ___________________.
The side mirrors of vehicles are of which type of mirrors?
What is the unit of the physical quantity, Electrical conductance?
Which among the following is not correctly paired?
Who was appointed by Akbar as his Court Musician?
If p3 - q3 = (p - q) ( (p - q)2 + x p q ) then value of x is