Chemistry The major constituent of air is hydrogen oxygen nitrogen carbon dioxide hydrogen oxygen nitrogen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Acidic Neutral None of these Basic Acidic Neutral None of these Basic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by Mosquitoes White ants Cockroaches Red ants Mosquitoes White ants Cockroaches Red ants ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inert gases are ____ in water soluble insoluble sparingly soluble None of these soluble insoluble sparingly soluble None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Nitrogen Argon Helium Neon Nitrogen Argon Helium Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Oil spill Carbon dioxide Radioactive waste Acid rain Oil spill Carbon dioxide Radioactive waste Acid rain ANSWER DOWNLOAD EXAMIANS APP
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