An earthquake of magnitude 6 on Richter scale has ______________ times more destructive energy than an earthquake of magnitude 4.
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What is the noise level of normal conversation?
Intensive cultivation refers to
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?
Marble is a metamorphic rock of _______.
Which of the following "writ" of the High Court or the Supreme Court is issued to restrain a person from holding a public office which he is not entitled to?
Which country is the largest producer of Wheat?
Who was the invertor of frozen foods?