Harmful bacteria in potable water make the water
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Which kind of cell division is used to repair an injury by the body?
Which of the following rivers flows from south to north?
Ammonium nitrate, on thermal decomposition, produces :
The credit for classifying the elements on the basis of their atomic masses goes to
On 5 March 2017, who launched an artificial intelligence – driven chatbot named ‘EVA (Electronic Virtual Assistant)’ for customer services?
According to the Constitution, the ratio between the length and breadth of the national tricolor should be
In which of the following countries militants killed more than 230 people attacking at a mosque on 24th November, 2017?