Home Science Class 8- Chapter 2- Microorganisms: Friend and Foe – Quiz 9 Science Class 8- Chapter 2- Microorganisms: Friend and Foe – Quiz 9 10 Questions, each question is of 1 mark. No negative marking. Full Marks=10. 1. __________ are the threads of the multicellular fungi. bacteria Hyphae algae hydra 2. A Disease “Tetanus” Is Caused By Which Bacteria - Clostridium tetani Salmonella typhi Mycobacterium tuberculosis Vibrio cholerae 3. The algae commonly used as a fertiliser are none of these blue-green algae staphylococcus diatoms 4. The presence of _________ and the warmth stimulate rapid growth of the yeast cells. water minerals sugar salt 5. Which of the following statements is/are incorrect? A dilute solution of Acetic acid is called vinegar. None of these Acetobacter bacteria convert alcohol into acetic acid. Yeast is capable of converting sugar into alcohol. 6. Who discovered the vaccine for smallpox? Joseph Lister Louis Pasteur Alexander Fleming Edward Jenner 7. _________ are considered different from other microorganisms because they can multiply only by entering, the host organisms. fungi protozoan algae viruses 8. Asthma Is A Chronic Inflammatory Disease In Lungs. Name The Fungus, Who Is Responsible For This? Clostridium tetani Pasteurella pestis Salmonella typhi Aspergillus fumigatus. 9. The microorganisms smaller than bacteria are viruses protozoan fungi algae 10. The gas released during the preparation of bread is ___________ nitrogen oxygen Carbon dioxide hydrogen Download Best WordPress Themes Free DownloadDownload Best WordPress Themes Free DownloadDownload Best WordPress Themes Free DownloadPremium WordPress Themes Downloadudemy course download freedownload micromax firmwareDownload WordPress Themes Freeonline free course
