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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Particulates (< 1 μm size) remaining suspended in air indefinitely and transported by wind currents are called
Which Fundamental Right in the Indian Constitution includes abolition of untouchability?
When a bullet is fired from a gun, the gun moves in the opposite direction. This illustrates Newton's
The Incident Command System (ICS) is
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Who has been appointed as the Secretary General of the United Nations in January, 2017?
The oldest form of cultivation in Sri Lanka is known as
Who made the first chocolate bar?