Which of the following was the Official slogan for the 2016 Rio Olympic and Para Olympic Games?
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Nepal does not share its border with which Indian state?
Which of the following plays an important role in photosynthesis?
Which of the following elements has the lowest melting point?
The atoms of the elements having same difference between mass number and atomic number are called ______.
Who formulated ‘the atomic theory’ of a matter?
In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as
Cultivation is difficult on red soil because