This quiz works best with JavaScript enabled. Home > Science > Virus And Bacteria – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Virus And Bacteria Quiz 7 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. HIV primarily attacks and destroys A) T4 cells. B) B lymphocytes. C) Antibodies. D) Monocytes. Show Answer Correct Answer: A) T4 cells. 2. This domain is characterized by ancient bacteria that can live in extreme environments, such as volcanoes. A) Archaea. B) Bacteria. C) Eukarya. D) Prokarya. Show Answer Correct Answer: A) Archaea. 3. Which of the following is NOT true of a virus? A) It contains DNA or RNA. B) It can only reproduce using a host cell. C) It can enter a cell through endocyctosis. D) It is considered a living organism. Show Answer Correct Answer: D) It is considered a living organism. 4. Antibiotics can kill bacteria by A) Consuming them. B) Interfering with the production of their cell wall. C) Imprisoning them. D) Depriving them of nutrients. Show Answer Correct Answer: B) Interfering with the production of their cell wall. 5. A virus that is in an inactive stage is called ..... A) Latent. B) Active. C) A slug. D) A couch potato. Show Answer Correct Answer: A) Latent. 6. A bacterium reproduces asexually by dividing to form two new bacterial cells. What is the name of the process by which bacteria reproduce? A) Meiosis. B) Mitosis. C) Budding. D) Binary fission. Show Answer Correct Answer: D) Binary fission. 7. At 1:00 pm, a person is infected with 1 bacteria. If the bacteria population doubles every hour, how many bacteria will be present at 8:00 pm? A) 16. B) 32. C) 64. D) 128. Show Answer Correct Answer: D) 128. 8. Archae bacteria like ..... and ..... conditions. A) Hot and Salty. B) Freezing and Sunny. C) Rocky and Freezing. D) Hot and Grassy. Show Answer Correct Answer: A) Hot and Salty. 9. What type of cell are bacteria? A) Eukaryote. B) Prokaryote. C) Animal. D) Plant. Show Answer Correct Answer: B) Prokaryote. 10. Which term is used to describe all disease-causing microorganisms? A) Bacteria. B) Pathogen. C) Parasites. D) Viruses. Show Answer Correct Answer: B) Pathogen. 11. Viruses in the lysogenic cycle can be DORMANT. This means they ..... A) Are resting and waiting to attack. B) Speed up reactions. C) Are infecting quickly. D) Catalyzing proteins. Show Answer Correct Answer: A) Are resting and waiting to attack. 12. Can infect organisms A) Bacteria. B) Virus. C) Both bacteria & virus. D) Neither bacteria nor virus. Show Answer Correct Answer: C) Both bacteria & virus. 13. Bacteria cells share which of the following organelles in common with plant and animal cells? A) Cell membrane, golgi bodies. B) Cell wall, mitochondria. C) Nucleus, ribosomes. D) Ribosomes, cytoplasm. Show Answer Correct Answer: D) Ribosomes, cytoplasm. 14. Reproduce by hi-jacking host cell machinery A) Viruses. B) Bacteria. C) Both viruses and bacteria. D) Neither viruses or bacteria. Show Answer Correct Answer: A) Viruses. 15. Where to eubacteria live? A) In volcanic vents. B) Only in anaerobic environments. C) Only in aerobic environments. D) Everywhere. Show Answer Correct Answer: D) Everywhere. 16. What 2 kingdoms are bacteria divided into? A) Bibacteria/Eubacteria. B) Eubacteria/ Archeabacteria. C) Archeabacteria/ Bibacateria. D) Tulebacteria/ bibacteria. Show Answer Correct Answer: B) Eubacteria/ Archeabacteria. 17. Which of the following plant diseases is caused by a virus? A) Aster yellows. B) Barley yellow dwarf. C) Curly top of sugar beets. D) All of the above. Show Answer Correct Answer: D) All of the above. 18. In what Kingdom would you find extreme bacteria? A) Kingdom Bacteria. B) Kingdom Archaea. C) Kingdom Microbiologica. D) Kingdom Protista. Show Answer Correct Answer: B) Kingdom Archaea. 19. How do bacteria reproduce? A) Asexually or sexually. B) They don't reproduce!. C) Gene therapy. D) None of these. Show Answer Correct Answer: A) Asexually or sexually. 20. How do surface proteins help viruses? A) Protective outer part of a virus. B) Contain the instructions to making new viruses. C) Allow a virus to attach itself to certain cells on a host. D) All of the above. Show Answer Correct Answer: C) Allow a virus to attach itself to certain cells on a host. ← PreviousNext →Related 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 8Virus And Bacteria Quiz 9Virus And Bacteria Quiz 10Virus And Bacteria Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books