1. Name the illness caused by a worm.   Filaria   Sleeping sickness   Blackwater fever   Malaria   Hint Half-n-half Clue   2. Name the contagious disease.   Blood Poisoning   Food Poisoning   Conjunctivitis   Myopia   Half-n-half Clue   3. Who discovered the vaccine for smallpox ?   Sir Alexander Fleming   Edward Jenner   Robert Koch   Joseph Lister   Half-n-half Clue   4. Which blood group is known as the 'Universal Donor' ?   A   B   O   AB   Half-n-half Clue   5. Who introduced sterilization of surgical instruments ?   Joseph Lister   Sir Alexander Fleming   Robert Koch   Edward Jenner   Half-n-half Clue   6. Name the infection that is waterborne.   Measles   Typhoid   Malaria   Chickenpox   Half-n-half Clue   7. What method is commonly used to preserve Salmon ?   Pasteurization   Canning   Chlorination   Immunization   Half-n-half Clue