Chemistry The constituents of automobile exhaust that can cause cancer is/are : Lead Carbon monoxide Polycyclic hydrocarbons Oxides of nitrogen Lead Carbon monoxide Polycyclic hydrocarbons Oxides of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Ammonia Nitrogenase Nitrates Amino acids Ammonia Nitrogenase Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Tetraethyl lead Triethyl lead Trimethyl lead Tetramethyl lead Tetraethyl lead Triethyl lead Trimethyl lead Tetramethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The strongest acid of the following is P-nitrophenol M-nitrophenol O-nitrophenol P-chlorophenol P-nitrophenol M-nitrophenol O-nitrophenol P-chlorophenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical name for ‘Baking Soda’ ? Sodium carbonate Sodium bicarbonate Sodium nitrate Sodium nitrite Sodium carbonate Sodium bicarbonate Sodium nitrate Sodium nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP
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