Question 1

Which of the following statements is true regarding the differences between viruses and bacteria?

Accepted Answer

Bacteria can reproduce on their own, while viruses cannot.

Answer

Bacteria do not cause diseases, but viruses do.

Answer

Both viruses and bacteria are made of cells.

Answer

Viruses are larger than bacteria.

Question 2

What is the primary structure that differentiates viruses from bacteria?

Accepted Answer

Viruses lack cellular structure and are made of proteins and genetic material.

Answer

Viruses have a cell wall, while bacteria do not.

Answer

Both viruses and bacteria are unicellular organisms.

Answer

Bacteria have a nucleus, while viruses do not.

Question 3

Which of the following is a method used to treat bacterial infections but not viral infections?

Accepted Answer

Antibiotics are effective against bacteria.

Answer

Vaccines are used for bacteria.

Answer

Antivirals can treat bacterial infections.

Answer

Rest and hydration are specific to bacterial treatments.

Question 4

Which of the following is a common characteristic shared by both viruses and bacteria?

Accepted Answer

They both can cause infections in living organisms.

Answer

They both can be treated with antibiotics.

Answer

They both can reproduce independently.

Answer

They both have a cellular structure.

Question 5

What is one primary way viruses differ from bacteria in terms of their reproduction?

Accepted Answer

Viruses must infect a host cell to reproduce.

Answer

Viruses can reproduce without a host.

Answer

Both can reproduce independently in the environment.

Answer

Bacteria reproduce through binary fission.

Question 6

Which statement accurately describes how bacteria and viruses are classified?

Accepted Answer

Bacteria are classified as living organisms, whereas viruses are considered non-living.

Answer

Both are classified as living organisms.

Answer

Bacteria and viruses are both unicellular.

Answer

Viruses have DNA but bacteria do not.

Question 7

What is the main method by which bacteria can be killed, but viruses cannot?

Accepted Answer

Heat or antibiotics can kill bacteria.

Answer

Disinfectants are effective against viruses but not bacteria.

Answer

Cold temperatures prevent viruses from replicating.

Answer

Antiviral medications are effective against bacteria.

Question 8

Which of the following correctly identifies a difference in structure between viruses and bacteria?

Accepted Answer

Bacteria have cell walls, while viruses do not.

Answer

Viruses have organelles, while bacteria do not.

Answer

Bacteria lack DNA, whereas viruses have RNA.

Answer

Both contain ribosomes for protein synthesis.

Question 9

Which method can help prevent viral infections but does not affect bacterial infections?

Accepted Answer

Vaccination can prevent viral infections.

Answer

Probiotics are effective against viral infections.

Answer

Antibiotics are used to prevent viral infections.

Answer

Handwashing can prevent both viral and bacterial infections.

Question 10

Which statement correctly explains how bacteria and viruses reproduce?

Accepted Answer

Bacteria reproduce independently through binary fission, while viruses require a host cell to replicate.

Answer

Both reproduce through fermentation.

Answer

Viruses can reproduce independently like bacteria.

Answer

Bacteria reproduce sexually, while viruses do not reproduce.

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