In recent years, there has been some concern over the threat posed by the Mathura Oil Refinery and the thermal power plants to the Taj Mahal in Agra. The scientific basis of any possible damage to the Taj is mainly
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Which radioactive pollutant has recently drawn the attention of the public, due to its occurrence in the building material ?
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Galvanised iron sheets are protected from rusting due to the presence of a layer of
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Which one of the following is in the correct sequential order in which these appeared under simulated primitive earth condition ?
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The basic reason for the extraordinary sparkle of a suitably cut diamond is that
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Phenylketonuria is an example of an in born error of metabolism. This “error” refers to
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