In human beings, the respiratory pigment is
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The Chola kingdom mostly ruled which region of India?
Which of the following fuel has maximum calorific value?
The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.
(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)
The area of Nepal is approximately _________ square kilometres.
‘SwasthVayu’, a Non-invasive Ventilator, was developed by which organsiation?
If 4x2 - 12x + k is a perfect square, then the value of k is
If a+1a=1, then the value of a2-a+1a2+a+1 is a≠0