Chemistry The acid which is secreted by the glands in the stomach wall is Sulphuric acid Phosphoric acid Hydrochloric acid Nitric acid Sulphuric acid Phosphoric acid Hydrochloric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is oxygen helium methane ozone oxygen helium methane ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is ozone depleting pesticide ? Benzene Ethylene ozonide Methyl bromide D.T. Benzene Ethylene ozonide Methyl bromide D.T. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Nitrogen Phosphorous Silicon Potassium Nitrogen Phosphorous Silicon Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a bond is formed between two atoms, the energy of the system will Increase Decrease May increase or decrease Remain the same Increase Decrease May increase or decrease Remain the same ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Neon Argon Helium Xenon Neon Argon Helium Xenon ANSWER DOWNLOAD EXAMIANS APP
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