Science Class 8- Chapter 2- Microorganisms: Friend and Foe – Quiz 8 10 Questions, each question is of 1 mark. No negative marking. Full Marks=10. 1. Poliomyelitis Is Responsible Virus For Polio. Who Discovered Polio Vaccine? None of these Jonas Salk Robert Koch louis Pasteur 2. __________are the smallest of all microorganisms fungi bacteria algae viruses 3. Scientist who discovered fermentation is Louis Pasteur Alexander Fleming Edward Jenner John Mendel 4. Malaria is caused by Fungus None of these Bacteria Virus 5. Which of the following statement is incorrect? We should not leave household garbage here and there. Some of disease can be prevented by vaccination. We should avoid eating covered food items. The food should always be kept covered. 6. The microorganisms that cause diseases in human beings, plants and animals are called antibodies mosquitoes carriers pathogens 7. Amoeba belongs to viruses protozoa algae fungi 8. Microorganisms are unicellular unicellular & multicellular both multicellular none of these 9. Which of the following statement is/are correct? Hemocyanin and streptomycin are the antibiotics. Antibiotics are not effective to control disease in plants and animals. Antibiotics are not effective against disease caused by virus. All of these 10. Mushroom belongs to the group of none of these algae viruses fungi
