This quiz works best with JavaScript enabled. Home > Science > Biology > Virus And Bacteria – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Virus And Bacteria Quiz 38 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these organelles are not in a typical bacterial cell? A) Ribosome. B) Endoplasmic Reticulum. C) Cytoplasm. D) Cell wall. Show Answer Correct Answer: B) Endoplasmic Reticulum. 2. Any change in the genetic material of a cell or virus. A) Host. B) Vector. C) Mutation. D) Parasite. Show Answer Correct Answer: C) Mutation. 3. Bacteria cells have all of the following EXCEPT .....? A) Mitochondria. B) Genetic material. C) Cell membrane. D) Ribosomes. Show Answer Correct Answer: A) Mitochondria. 4. Bacteria that live in places where there is a supply of oxygen are ..... A) Anaerobic. B) Aerobic. C) Vaccinated. D) Unique. Show Answer Correct Answer: B) Aerobic. 5. A nonliving disease causing particle that contains genetic material A) Fungi. B) Virus. C) Bacteria. D) Protist. Show Answer Correct Answer: B) Virus. 6. Binary fission results in A) 2 genetically different cells. B) 4 genetically identical cells. C) 2 genetically identical cells. D) 4 genetically different cells. Show Answer Correct Answer: C) 2 genetically identical cells. 7. What is gene therapy? A) When the virus acts as a messenger to carry DNA to a diseased cell. B) When a gene talks about its youth. C) Who's Gene?. D) None of the above. Show Answer Correct Answer: A) When the virus acts as a messenger to carry DNA to a diseased cell. 8. Viruses are considered to be nonliving because ..... A) They are not made of cells. B) They cannot reproduce on their own. C) They cannot make proteins. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. Contain ribosomes A) Viruses. B) Bacteria. C) Both viruses and bacteria. D) None of above. Show Answer Correct Answer: B) Bacteria. 10. Viruses enter the host cell by using A) Receptor proteins. B) Force. C) Magic. D) None of above. Show Answer Correct Answer: A) Receptor proteins. 11. A viral infection that weakens a person's immune system for the rest of their life is.. A) Strep throat. B) HIV/AIDS. C) Tuberculosis. D) The plague. Show Answer Correct Answer: B) HIV/AIDS. 12. Which of the following is a true statement about bacteria? A) Bacteria exist in only a few environments on earth. B) Bacteria can grow to extremely large sizes. C) Most bacteria are harmful to humans. D) Bacteria can be both harmful and helpful to humans. Show Answer Correct Answer: D) Bacteria can be both harmful and helpful to humans. 13. Examples are amoebas and parameciums A) Fungi. B) Protista. C) Plantae. D) Animalia. Show Answer Correct Answer: B) Protista. 14. If conditions are not right, bacteria can form a protective coat called a? A) Spore. B) Capsule. C) Box. D) None of above. Show Answer Correct Answer: A) Spore. 15. An organism made up of more than one cell would be called: A) Multicellular. B) Unicellular. C) Heterotroph. D) Autotroph. Show Answer Correct Answer: A) Multicellular. 16. To what would the phrase "is not a cell but has the ability to reproduce within a living cell" best describe? A) An alga. B) A yeast. C) A bacterium. D) A virus. Show Answer Correct Answer: D) A virus. 17. Organelle that helps create proteins in the cell A) Ribosome. B) Cell Wall. C) Mitochondria. D) Lysosome. Show Answer Correct Answer: A) Ribosome. 18. Archaea that live in salty environments, like the Dead Sea ..... A) Acidophiles. B) Methanogens. C) Thermophiles. D) Halophiles. Show Answer Correct Answer: D) Halophiles. 19. What are the three shapes of bacteria? A) Circle, triangle, and square. B) Rods, spheres, and spirals. C) Spirals, rods, and circles. D) Rods, rectangles, and ovals. Show Answer Correct Answer: B) Rods, spheres, and spirals. 20. What do nitrogen fixing bacteria do for plants? A) Nothing. B) Change unusable atmospheric nitrogen into a usable form. C) Allow plants to take in carbon dioxide. D) Release water from the plant. Show Answer Correct Answer: B) Change unusable atmospheric nitrogen into a usable form. ← 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