Which of the following three R's are regarded as environment friendly?
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Which of the following is not an example of Allotrope?
In which industry Potassium Nitrate is used commercially?
Which key is used to move to next line in a Ms-Word document?
Optical fibre works on which of the following principle of light?
Electric Motor converts _____ energy to mechanical energy
Which of the following disease is non-communicable in nature?
Which of the following is responsible for giving colour to human skin?