This quiz works best with JavaScript enabled. Home > Science > Biology > Virus And Bacteria – Quiz 28 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Virus And Bacteria Quiz 28 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is not a bacterial shape? A) Bacilli. B) Spirilla. C) Spacecraft. D) Cocci. Show Answer Correct Answer: C) Spacecraft. 2. An organism that can survive with or without oxygen A) Anaerobe. B) Aerobe. C) Obligate anaerobe. D) Facultative anaerobe. Show Answer Correct Answer: D) Facultative anaerobe. 3. Bacteria can break down substances. Breaking down is called A) Decomposing. B) Consuming. C) Eating. D) Producing. Show Answer Correct Answer: A) Decomposing. 4. In what Kingdom would you find bacteria that live in extreme environments? A) Kingdom Eubacteria. B) Kingdom Archaea. C) Kingdom Fungi. D) Kingdom Protista. Show Answer Correct Answer: B) Kingdom Archaea. 5. What do viruses have in common with living cells? They both ..... A) Store genetic information. B) Have chloroplasts. C) Use glucose for cellular respiration. D) Have endoplasmic reticulum. Show Answer Correct Answer: A) Store genetic information. 6. A very small organisms that can only be seen with a microscope? A) Sand. B) Penguin. C) Microorganism. D) None of above. Show Answer Correct Answer: C) Microorganism. 7. The process of one bacteria passing genetic material to another bacteria it has joined with its pilus is called A) Conjugation. B) Binary fission. C) Cloning. D) Exponential growth. Show Answer Correct Answer: A) Conjugation. 8. In binary fission, all of the following occur EXCEPT ..... A) There is an increase in the number of bacterial cells. B) Pili are used to transfer DNA. C) The resulting cells are genetically identical to the original cell. D) Only one parent cell was involved at the beginning. Show Answer Correct Answer: B) Pili are used to transfer DNA. 9. Endospores are created by bacteria A) When environmental conditions become unfavorable. B) To woo female bacteria. C) As a defense mechanism against invading viruses. D) When they produce eggs. Show Answer Correct Answer: A) When environmental conditions become unfavorable. 10. What is a flagellum? A) Small hair-like structures. B) The protists national flag. C) A long whip-like tail. D) "false-feet". Show Answer Correct Answer: C) A long whip-like tail. 11. Viral mutations happen ..... A) Seldom. B) Rapidly. C) Slowly. D) Only during fission. Show Answer Correct Answer: B) Rapidly. 12. Which Kingdom is this? -Eukaryotic .-Autotrophic or Heterotrophic-Unicellular or Multicellular-Motile (able to move) A) Animalia. B) Protista. C) Fungi. D) Plantae. Show Answer Correct Answer: B) Protista. 13. If you wanted to develop antiviral drugs what would you study about a virus? A) Protein capsid used by the virus. B) Mechanism of how the virus infects the host. C) DNA sequence of the virus. D) The host cell which it infects. Show Answer Correct Answer: B) Mechanism of how the virus infects the host. 14. A(n) ..... is a virus that enters a bacterial cell. A) Endospore. B) Decomposer. C) Plasmid. D) Bacteriophage. Show Answer Correct Answer: D) Bacteriophage. 15. Which best describes the basic structure of a virus? A) Nucleic acid strand surrounded by a protein coat. B) A tail surrounded by a protein coat. C) A tail surrounded by a carbohydrate coat. D) Nucleic acid strand surrounded by a carbohydrate coat. Show Answer Correct Answer: A) Nucleic acid strand surrounded by a protein coat. 16. Process by which bacteria reproduce asexually A) Binary fission. B) Transduction. C) Transformation. D) Conjugation. Show Answer Correct Answer: A) Binary fission. 17. An organism that makes its own food A) Autotroph. B) Heterotroph. C) Prokaryote. D) Eukaryote. Show Answer Correct Answer: A) Autotroph. 18. Why is it necessary to have the flu shot every year? A) A person's antibodies level never declines after receiving the vaccine. B) People only have passive immunity to the flu for one year. C) The flu virus evolves quickly. D) The flu virus remains unchanged from year to year. Show Answer Correct Answer: C) The flu virus evolves quickly. 19. Which of the following is a true statement about viruses? A) They are only spread through person-to-person contact. B) They can be spread in a number of different ways. C) All of them are harmful to humans. D) They can only be spread through exposure to animal waste. Show Answer Correct Answer: B) They can be spread in a number of different ways. 20. What term refers to a type of respiration that requires oxygen? A) Fermentation. B) Hostile. C) Aerobic. D) Anaerobic. Show Answer Correct Answer: C) Aerobic. ← 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