Virus And Bacteria Quiz 12 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. What is used to treat bacterial infections in most cases?

Correct Answer: C) Antibiotics.

2. Which domain contains all organisms that have a nucleus?

Correct Answer: C) Eukarya.

3. Ribosomes located within bacteria are used to produce

Correct Answer: D) Proteins.

4. The main way that Archae are different than bacteria is .....

Correct Answer: C) Archae live in extreme environments.

5. Which of the following do we not use bacteria to make?

Correct Answer: D) Fruit.

6. ..... transmit signals like messengers between motor and sensory neurons.

Correct Answer: C) Inter.

7. Bird wings and butterfly wings are an example of

Correct Answer: B) Analogous structure.

8. Which of these is characteristic of both viruses and bacteria?

Correct Answer: D) They contain proteins and nucleic acids.

9. Euglena move with whiplike structure called?

Correct Answer: A) Flagella.

10. Causes HIV, ebola & the flu

Correct Answer: A) Viruses.

11. Which of the following is a viral infection?

Correct Answer: B) Influenza.

12. Bacteria help cows .....

Correct Answer: A) Digest cellulose.

13. Why are viruses considered pathogens?

Correct Answer: A) They harm the cells they enter.

14. Is all bacteria bad?

Correct Answer: A) No, most is good or harmless.

15. Some bacteria are ..... and can harm living organisms.

Correct Answer: C) Parasites.

16. Which component of a virus is injected into an infected cell?

Correct Answer: B) Nucleic acid.

17. Thrush is caused by

Correct Answer: A) Yeast.

18. Viruses are not

Correct Answer: D) All of the above.

19. Which of these items can be applied to bacteria to kill them?

Correct Answer: C) Heat.

20. When a virus or disease successfully spreads around the world, people call it a .....

Correct Answer: D) Pandemic.