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Everyday Science MCQs
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1171.The light rays used for eliminating bacteria?
1172.The longest bone in human body is____?
1173.The lowest region of the earth’s atmosphere comes between the earth and stratosphere. what is this region’s name?
1174.The lowest temperature ever recorded on the Earth is?
1175.The luster of diamond is due to____?
1176.The main cause of air pollution is ____?
1177.The main cause of floods in the river is____?
1178.The main constituent of hemoglobin is____?
1179.The main constituent of Pearls are: ____?
1180.The main culprit of greenhouse effect is Carbon dioxide. But which is the second element contributing most to greenhouse