Question 11 MarkIda Bengston was honoured with the Typhoid Medal’ in 1947.AnswerFalse. Ida Bengston was honoured with the ‘Typhus Medal’ in 1947.View full question & answer→
Question 21 MarkChicken pox spread due to contaminated food and water.AnswerFalse. Chicken pox spread due to contact with infected person.View full question & answer→
Question 31 MarkPneumonia is spread through droplets spread in air by infected person.AnswerTrue.View full question & answer→
Question 51 MarkDengue is caused by a bacteria.AnswerFalse. Dengue is caused by a virus.View full question & answer→
Question 61 MarkAntibiotics useful to one person can be suggested to others also.AnswerFalse. Antibiotics useful to one person cannot be suggested to others as different diseases require different antibiotics.View full question & answer→
Question 71 MarkInfluenza is caused by a bacteria.AnswerFalse. Influenza is caused by a virus.View full question & answer→
Question 91 MarkClostridium bacteria grow in aerobic conditions.AnswerFalse. Clostridium bacteria grow in anaerobic conditions.View full question & answer→
Question 101 MarkThe bacteria Lactobacilli cause food-poisoning.AnswerFalse. The bacteria Clostridium cause food? poisoning.View full question & answer→
Question 111 MarkAntibiotic Penicillin was discovered by Alexander Fleming.AnswerTrue.View full question & answer→
Question 121 MarkPenicillin is a group of antibiotics obtained from a fungus Saccharomyces.AnswerFalse. Penicillin is a group of antibiotics obtained from a fungus Penicillium.View full question & answer→
Question 141 MarkTetracycline is a narrow-spectrum antibiotic.AnswerFalse. Tetracycline is a broad-spectrum antibiotic.View full question & answer→
Question 151 MarkOil spills in oceans are cleared with the help of Clostridium bacteria.AnswerFalse. Oil spills in oceans are cleared with the help of Alcanivorax bacteria.View full question & answer→
Question 181 MarkA yeast, Saccharomyces cerevisiae is used for absorbing toxins released during palm oil production.AnswerFalse. A yeast, Yarrowia lipolytic is used to absorb the toxins released during the production of palm oil.View full question & answer→
Question 191 MarkEthanol is a smokeless and high quality fuel.AnswerTrue.View full question & answer→
Question 201 MarkThe use of Rhizobium has helped to reduce the use of chemical fertilizers.AnswerTrue.View full question & answer→
Question 211 MarkYeast cell is a prokaryotic cell.AnswerFalse. Yeast cell is a eukaryotic cell.View full question & answer→
Question 221 MarkThe bacteria Clostridium are present in the root . nodules of leguminous plants.AnswerFalse. The bacteria Rhizobium are present in the root nodules of leguminous plants.View full question & answer→
Question 231 MarkYoghurt has a specific sour taste due to acetic acid.AnswerFalse. Yogurt has a specific sour taste due to lactic acid.View full question & answer→
Question 241 MarkLactobacilli converts lactose sugar into alcohol.AnswerFalse. The Lactobacilli converts lactose sugar into lactic acid.View full question & answer→
Question 251 MarkLactobacilli are aerobic bacteria.AnswerFalse. Lactobacilli are anaerobic bacteria.View full question & answer→