Chemistry Surface water is a better source of drinking water because it is poor in Bacteria Algae Dust Arsenic Bacteria Algae Dust Arsenic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methylene blue Methyl red Methyl orange Phenolphthaline Methylene blue Methyl red Methyl orange Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Entropy of Universe is always Decreasing Increasing Zero Constant Decreasing Increasing Zero Constant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Acetic acid Oxalic acid Citric acid Formic acid Acetic acid Oxalic acid Citric acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Oxygen fertilization effect Depletion of ozone layer in the stratosphere Global warming Carbon dioxide ferilization effect Oxygen fertilization effect Depletion of ozone layer in the stratosphere Global warming Carbon dioxide ferilization effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Carbon monoxide Ozone Water vapour Carbon dioxide Carbon monoxide Ozone Water vapour ANSWER DOWNLOAD EXAMIANS APP
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