In which of the following areas, Pandit Jasraj has established his reputation?
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The United Nations has designated which year as World Population Year?
The United Nations has designated 1974 as World Population Year, and has called upon all governments and peoples to participate in its observance.
If cos4θ-sin4θ=13 then the value of tan2θ is
In which of the following situations is mechanical energy most likely to be conserved?
In MICR, what does 'I' stands for?
_______ determines colour, texture, chemical properties, mineral content and permeability of soil.
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?
The maintenance functions of living organisms are performed by the _____.