Virus And Bacteria Quiz 34 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. In which way do animals obtain food?

Correct Answer: B) Heterotroph.

2. How did bacteria make complex life on Earth possible?

Correct Answer: A) By releasing oxygen into the atmosphere.

3. Rod shaped prokaryote

Correct Answer: D) Bacillus.

4. What helps prevent viral diseases?

Correct Answer: A) Vaccines.

5. What happens before virus assembly during the lytic cycle?

Correct Answer: C) Replication.

6. A disease caused by infectious agents that is spread directly or indirectly from person to person

Correct Answer: B) Infectious Disease.

7. Conjugation is important because it

Correct Answer: A) Increases genetic variation.

8. Which one is one of the main shapes of a virus.

Correct Answer: A) Spacecraft-like structure.

9. What is responsible for diphtheria and influenza?

Correct Answer: B) Bacteria and virus respectively.

10. Genetic material in cells is .....

Correct Answer: A) DNA.

11. Which is not an example of a decomposer?

Correct Answer: D) Tree.

12. The three Domains are:

Correct Answer: B) Bacteria, Archaea, Eukarya.

13. The virus that causes AIDS is .....

Correct Answer: C) Human Immunodeficiency Virus.

14. A group of bacteria is called a

Correct Answer: A) Colony.

15. Which Kingdom is this? -Eukaryotic-Heterotrophic-Multicellular-Very mobile

Correct Answer: A) Animalia.

16. What is binomial nomenclature?

Correct Answer: C) A two-name classification system that uses the genus and species name of an organism.

17. The polio virus enters the body through.

Correct Answer: C) Contaminated food and water.

18. Nitrogen fixing bacteria can be found in ..... on the roots of plants.

Correct Answer: A) Nodules.

19. The organisms in Kingdom Protista differ from the the Kingdoms Plantae, Anamalia and Fungi in that Protista are

Correct Answer: C) Unicellular.

20. Chromosomes in bacteria are

Correct Answer: D) Not located in a nucleus.