Virus And Bacteria Quiz 40 (20 MCQs)

Quiz Instructions

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1. ..... is when members of the same species have differences.

Correct Answer: A) Variation.

2. Living things are classified into 3 domains.

Correct Answer: D) Bacteria, Archaea and Eukarya.

3. May contain genetic information in the form of RNA

Correct Answer: A) Viruses.

4. Some bacteria move by using a long, whip-like structure called a(n) .....

Correct Answer: D) Flagellum.

5. Which of the following diseases is not caused by virus?

Correct Answer: C) Babesiosis.

6. Which of the following is a non-living particle?

Correct Answer: B) Virus.

7. What would happen to a virus if it couldn't find a host cell to invade?

Correct Answer: A) It wouldn't be able to multiply.

8. A substance that blocks the production of bacteria or treats bacterial infections is called?

Correct Answer: B) Antibiotic.

9. One-celled living organisms classified by their body shpae

Correct Answer: B) Bacteria.

10. Prokaryotic means

Correct Answer: A) No nucleus.

11. Bacterium are 1-5 $\mu$m wide, or 1-5 .....

Correct Answer: A) Micrometers.

12. A disease causing agent is called a

Correct Answer: A) Pathogen.

13. Which carbohydrate is found in the cell wall of the Kingdom Fungi?

Correct Answer: C) Chitin.

14. An organism that requires a constant supply of oxygen in order to live

Correct Answer: A) Obligate aerobe.

15. Mold and mushrooms belong to which kingdom?

Correct Answer: C) Fungi.

16. Bacteria cells are lacking a

Correct Answer: A) Nucleus.

17. What is defined as " A group of similar species? "

Correct Answer: A) Genus.

18. What is the process by which a bacteria cell replicates its DNA and divides in half?

Correct Answer: B) Binary Fission.

19. Bacteria come in all of the following shapes EXCEPT which?

Correct Answer: C) Rectangular.

20. A virus is made of

Correct Answer: D) Both of these.