Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.
A drug or other substance that produces sleep
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Who among the following was the first to make use of artillery in warfare in medieval India?
Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?
a_ ca_c_dc_d_ad_
Battle of Kanauj in 1540 was fought between Sher Shah and _______.
The ionosphere overlaps which two layers of the atmosphere?
What is the value of Sin 30- √2 Cos 30
Which component in tobacco makes it harmful for human consumption?
What is the area (in sq cm) of a regular hexagon of side 9 cm?