This quiz works best with JavaScript enabled. Home > Science > Virus And Bacteria – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Virus And Bacteria Quiz 4 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Domain ..... includes prokaryotic organisms that live in harsh environment. A) Bacteria. B) Archaea. C) Eukarya. D) None of above. Show Answer Correct Answer: B) Archaea. 2. What happens at the end of the lytic infectious cycle? A) The cell makes more viruses. B) Lysis, bursting of the cell. C) Lysogenesis, spread of the virus. D) The virus continue replicating themselves. Show Answer Correct Answer: B) Lysis, bursting of the cell. 3. Cause disease A) Viruses. B) Bacteria. C) Both viruses and bacteria. D) None of above. Show Answer Correct Answer: C) Both viruses and bacteria. 4. What "Super Scientist" would be most interested in studying viruses? A) Mycologist. B) Mammalogist. C) Herpetologist. D) Virologist. Show Answer Correct Answer: D) Virologist. 5. Bacteria can help plants by trapping nitrogen in the soil through ..... A) Conjugation. B) Sterilization. C) Nitrogen fixation. D) Decomposition. Show Answer Correct Answer: C) Nitrogen fixation. 6. Process that sterilizes bacteria so it is safe to eat A) Pasteurization. B) Boiling. C) Juliette. D) None of above. Show Answer Correct Answer: A) Pasteurization. 7. Why is it that some organisms look similar but do not share a recent common ancestor? A) Convergent evolution. B) Divergent evolution. C) Shared DNA. D) Organism who don't share recent common ancestors don't look alike. Show Answer Correct Answer: A) Convergent evolution. 8. Which of the following is a means for bacteria to enter your body? A) Through the food you eat. B) Through a cut. C) In the air you breathe. D) All of these. Show Answer Correct Answer: D) All of these. 9. How can people kill harmful bacteria that live in foods? A) Keeping the food cold. B) Using chemicals. C) Heating the food. D) Using UV light. Show Answer Correct Answer: C) Heating the food. 10. A third way in which bacterial are beneficial: A) They are predators. B) They cause the change of seasons. C) They help with bioremediation. D) They help with the process of mitosis. Show Answer Correct Answer: C) They help with bioremediation. 11. Most fungi reproduce by using ..... A) Budding. B) Eggs. C) Spores. D) Zoanthropy. Show Answer Correct Answer: C) Spores. 12. Nature's recyclers; organisms that break down nutrients in the soil so that other organisms can use the nutrients A) Autotrophs. B) Heterotrophs. C) Decomposers. D) None of above. Show Answer Correct Answer: C) Decomposers. 13. What do viruses need in order to carry out their functions? A) Food. B) Energy. C) Vaccines. D) Organisms/ a host cell. Show Answer Correct Answer: D) Organisms/ a host cell. 14. Which of the following is an organelle that prokaryotes have? A) Nucleus. B) Ribosomes. C) Mitochondria. D) Lysosome. Show Answer Correct Answer: B) Ribosomes. 15. Bacteria can be helpful to humans by A) Producing oxygen. B) Used to make food and medicine. C) Environmental cleanup and recycling. D) All of the answer choices. Show Answer Correct Answer: D) All of the answer choices. 16. Bacteria that help break down dead material in the environment are called A) Vaccines. B) Decomposers. C) Oats. D) None of above. Show Answer Correct Answer: B) Decomposers. 17. Some scientists propose that the kingdom Protista should be broken up into several kingdoms. Why? A) Protists are very diverse organisms. B) They do not fit into other kingdoms. C) They have characteristics of both plants and animals. D) All of the these answer choices. Show Answer Correct Answer: D) All of the these answer choices. 18. Tooth decay is an infection that is MOST LIKELY caused by A) Bacteria. B) Acidic food. C) Allergies. D) Genetic defects. Show Answer Correct Answer: A) Bacteria. 19. What are disease causing agents like bacteria or viruses called? A) Antibodies. B) Proteins. C) Pathogens. D) Vitamins. Show Answer Correct Answer: C) Pathogens. 20. Which is the correct order of the steps of the lytic cycle? A) Adsorption; replication; entry; assembly; release. B) Attachment; entry; replication; assembly; release. C) Attachment; entry; assembly; replication; exit. D) Entry; adsorption; replication; assembly; release. Show Answer Correct Answer: B) Attachment; entry; replication; assembly; release. ← PreviousNext →Related QuizzesVirus And Bacteria Quiz 1Virus And Bacteria Quiz 2Virus And Bacteria Quiz 3Virus And Bacteria Quiz 5Virus And Bacteria Quiz 6Virus And Bacteria Quiz 7Virus And Bacteria Quiz 8Virus And Bacteria Quiz 9Virus And Bacteria Quiz 10Virus And Bacteria Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books