This quiz works best with JavaScript enabled. Home > Science > Biology > Virus And Bacteria – Quiz 39 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Virus And Bacteria Quiz 39 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following plant diseases is not a bacterial disease? A) Brown rot of potatoes. B) Citrus canker. C) Heart rot of beets. D) Red stripe of sugarcane. Show Answer Correct Answer: C) Heart rot of beets. 2. Bacterial cells are ..... A) Eukaryotic. B) Prokaryotic. C) Viruses. D) Fungal. Show Answer Correct Answer: B) Prokaryotic. 3. The actual organism (i.e. animal or plant) in/on which a parasite lives. A) Host. B) Host Cell. C) Mutation. D) Vector. Show Answer Correct Answer: A) Host. 4. Bacteria hurt us by breaking down our cells and producing? A) Toxins. B) Other bacteria. C) Viruses. D) Protein. Show Answer Correct Answer: A) Toxins. 5. What "Super Scientist" would most likely study organisms in kingdom Fungi? A) Botanist. B) Hydrologist. C) Ichthyologist. D) Mycologist. Show Answer Correct Answer: D) Mycologist. 6. How do chemoautrophs obtain energy? A) From sunlight. B) From chemicals. C) From other organisms. D) From plants. Show Answer Correct Answer: B) From chemicals. 7. Which is not an extremophile? A) Halophile. B) Methanogen. C) Proteobacteria. D) Thermoacidophiles. Show Answer Correct Answer: C) Proteobacteria. 8. What type of fungi make bread rise? A) Yeast. B) Bacteria. C) Mushrooms. D) Club Mushrooms. Show Answer Correct Answer: A) Yeast. 9. Having students wash their hands frequently with soap and water will limit the spread of infectious diseases by A) Protecting harmless bacterial cells. B) Changing viral and bacterial nucleic acids. C) Releasing mutated cells from pores. D) Removing viruses and bacteria from the skin. Show Answer Correct Answer: D) Removing viruses and bacteria from the skin. 10. What is one question a scientist could ask when trying to find out if a cell belong in the Kingdoms Plantae, Fungi, or Eubacteria? A) What is the cell wall made of?. B) Does it have genetic material?. C) Does it belong to a living organism?. D) None of above. Show Answer Correct Answer: A) What is the cell wall made of?. 11. The process by which prokaryotes exchange genetic material is called ..... A) Binary fission. B) Conjugation. C) Meiosis. D) Asexual reproduction. Show Answer Correct Answer: B) Conjugation. 12. A tiny nonliving particle that invades and then reproduces inside a living cell. A) A Virus. B) Hidden Virus. C) Bacteria. D) None of these. Show Answer Correct Answer: A) A Virus. 13. What is the name of the protein coat surrounding a virus? A) Capsule. B) Envelope. C) Capsid. D) Spike. Show Answer Correct Answer: C) Capsid. 14. A microorganism that causes disease. There are 4 major types:viruses, bacteria, fungi and parasites. A) Virus. B) Pathogen. C) Fungi. D) Bacteria. Show Answer Correct Answer: B) Pathogen. 15. Can a virus be good? A) Only when it kills my enemies. B) Naw, son . C) Maybe. D) Yes, when a scientist uses it for gene therapy. Show Answer Correct Answer: D) Yes, when a scientist uses it for gene therapy. 16. (Taxonomy) How many scientific names does an organism have? A) 1. B) 2. C) 3. D) Many. Show Answer Correct Answer: A) 1. 17. Rod-shaped bacteria is called A) Bacillus. B) Coccus. C) Spirillum. D) None of above. Show Answer Correct Answer: A) Bacillus. 18. Which taxonomic level includes the least number of organisms? A) Species. B) Kingdom. C) Order. D) Genus. Show Answer Correct Answer: A) Species. 19. Which of these can reproduce only when inside a host cell? A) Bacteria. B) Virus. C) Fungus. D) Parasite. Show Answer Correct Answer: B) Virus. 20. Particles of protein without a nucleic acid that affect the shapes of the host's proteins are calle: A) Bacteriophages. B) Emerging viruses. C) Prions. D) Pathogens. Show Answer Correct Answer: C) Prions. ← PreviousNext →Related QuizzesScience QuizzesVirus And Bacteria Quiz 1Virus And Bacteria Quiz 2Virus And Bacteria Quiz 3Virus And Bacteria Quiz 4Virus And Bacteria Quiz 5Virus And Bacteria Quiz 6Virus And Bacteria Quiz 7Virus And Bacteria Quiz 8Virus And Bacteria Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books