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Everyday Science MCQs
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891.Radioactive isotope of Uranium used in Nuclear Bomb is ?
892.Radioactivity was discovered by ____?
893.Radon is____?
894.Rain drops fall from great height Which among the following statements is true regarding it?
895.Rainbow is seen after rain because of hanging molecules of water which act as ____?
896.Rainfall related to mountains is:
897.Rancidity produced in butter can be decreased by adding quinoline to the butter”. This statements shows that ____?
898.Rate of evaporation of petrol is greater than that of water at room temperature because:
899.RBCs are also called as____?
900.Rearing of honey bees for honey production is called?