Which one of the following is the softest?

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Rectified spirit contains alcohol about ?

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Muscle stiffness & difficulty in opening mouth (Lock Jaw) are symptoms of which disease ?

A: Diphtheria B: Tetanus C: AIDS D: Wooping Cough...

Uncertainty Principle was given by?

Werner Heisenberg Farady John locke None of these...

Which of the following types of glass can cut ultraviolet rays?

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Chiken egg is composed of ?

A. One cell B. 100 cells C. 1000 cells D. One million cells...