The method of soil conservation in which rocks are piled up to slow down the flow of water which prevents gullies and further soil loss is called?
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Which of the following rivers flows from India to Pakistan?
Which river originates from Amarkantak?
Which of the following statement is CORRECT?
Which of the following compounds is the strongest acid?
Who created the first mechanical computer, which proved to be the prototype for future computers?
If 177 is divided into 3 parts in the ratio 1/2 : 2/3: 4/5, then the second part is
The angles of depression of two ships from the top of a light house are 45° and 30° toward east. If the ships are 200m apart, the height of the light house is (take √3=1.73)