Chemistry Interveinal necrotic spots on leaves appear due to SO2injury O3injury HF injury NO2injury SO2injury O3injury HF injury NO2injury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The absolute temperature of a gas is doubled and the pressure is reduced to half, the volume of the gas Will be reduced to half Will be doubled Remains unchanged Will increase four-fold Will be reduced to half Will be doubled Remains unchanged Will increase four-fold ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Sulphurdioxide Nitrogen Oxygen Carbondioxide Sulphurdioxide Nitrogen Oxygen Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Oxygen Helium Neon Argon Oxygen Helium Neon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Chlorine Sulphur dioxide Phosphine Freon Chlorine Sulphur dioxide Phosphine Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 1.0 mg/m3 5.0 mg/m3 0.001 mg/m3 0.01 mg/m3 1.0 mg/m3 5.0 mg/m3 0.001 mg/m3 0.01 mg/m3 ANSWER DOWNLOAD EXAMIANS APP