Home Science Class 8- Chapter 2- Microorganisms: Friend and Foe – Quiz 7 Science Class 8- Chapter 2- Microorganisms: Friend and Foe – Quiz 7 10 Questions, each question is of 1 mark. No negative marking. Full Marks=10. 1. Which among the following statements is not associated with food preservation? Air-tight sealing Prevention of decay or spoilage Storage for future use Decreased shelf life 2. Which among the following pathogens causes cholera? Fungus Virus Bacteria Protozoan 3. Which one of the following is not produced by the process of fermentation? Milk Wine Yoghurt Cheese 4. Which disease caused by a Protozoan and spread by an insect is Malaria Polio Dengue Measles 5. A plant disease called citrus canker is caused by a ____________ . Fungi Protozoa Bacteria Virus 6. Priya wants to know the method for preventing the occurrence or spread of communicable diseases All of these We should protect ourselves from mosquito bites. We should also keep a safe distance from a person having common cold and coughing. We should keep our food covered. 7. Antibiotics are effective against algae all of these viruses bacteria 8. Penicillin was discovered by Louis Pasteur Edward Jenner Alexander Fleming Robert Koch 9. Which of the following diseases is caused by a fungus? Dengue Cholera Ringworm Common cold 10. Robert Koch discovered the Bacillus Anthracis in 1876 which cause Anthrax (a dangerous human and cattle) disease is caused by Bacteria Fungi Virus Protozoa Free Download WordPress ThemesDownload Best WordPress Themes Free DownloadDownload Nulled WordPress ThemesDownload Best WordPress Themes Free Downloadfree download udemy paid course download intex firmwareDownload Nulled WordPress Themesfree download udemy paid course
