Chemistry The new strain of bacteria produced by biotechnology in alcohol industry is Escherichia coli Saccharomyces cerevisiae Pseudomonas putida Bacillus subtilis Escherichia coli Saccharomyces cerevisiae Pseudomonas putida Bacillus subtilis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Aerate the sewage Remove water content Remove suspended solids Disinfect the sewage Aerate the sewage Remove water content Remove suspended solids Disinfect the sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 13 days 0.01 minute 100 years 3 billion years 13 days 0.01 minute 100 years 3 billion years ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Fluorine Nitrogen Oxygen Neon Fluorine Nitrogen Oxygen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Malathion is a/an Pesticide Insecticide Preservative Fumigant Pesticide Insecticide Preservative Fumigant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Thorium Sodium Uranium Potassium Thorium Sodium Uranium Potassium ANSWER DOWNLOAD EXAMIANS APP