The method of soil conservation in which different crops are grown in alternate rows and are sown at different times to protect the soil from rain wash is called?
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Who discovered Oxygen?
Which of the following award is given for distinguished service in any field including service rendered by the Government servants?
Which is the second highest civillian award given in India?
Mutiny of 1857 was described as the First Indian War of Independence by
A landscape which is caused due to the fissure in the earth along which one side has moved down with reference to the other is known as
Battle of Panipat was fought in the year 1526 between Babur and _________.
If y=2-x1+x, then what is the value of 1y+1 + 2y+1y2-1 ?