Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming Carbon dioxide ferilization effect Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming Carbon dioxide ferilization effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Copper Aluminium Nickel Lead Copper Aluminium Nickel Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Positrons Neutrons Electrons Protons Positrons Neutrons Electrons Protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Pearl Opal Topaz Cat's-eye Pearl Opal Topaz Cat's-eye ANSWER DOWNLOAD EXAMIANS APP
Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Phthalic acid Salicylic acid Benzoic Acid Terephthalic acid Phthalic acid Salicylic acid Benzoic Acid Terephthalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Lead Zinc Chromium Nickel Lead Zinc Chromium ANSWER DOWNLOAD EXAMIANS APP