Question 1

Which of the following statements best describes the difference between bacteria and archaea as outlined in Table 1.1?

Accepted Answer

Bacteria are prokaryotic and can be pathogenic or nonpathogenic, while archaea are prokaryotic, nonpathogenic, and most live in extreme environments.

Question 2

Which microbe listed in Table 1.1 is described as multicellular, eukaryotic, and includes parasitic roundworms and flatworms?

Accepted Answer

Helminths

Question 3

According to Table 1.1, which of the following is TRUE about viruses?

Accepted Answer

Viruses are nonliving, can infect animal, plant, or bacterial cells, and can have either a DNA or RNA genome.

Question 4

Which of the following best explains why prion diseases are difficult to control, based on Table 1.1?

Accepted Answer

Prions are nonliving, infectious proteins that are not detected until the 1980s and can be transmitted by transplant or ingestion.

Question 5

Which of the following microbes can be both unicellular and multicellular, and includes both pathogenic and nonpathogenic species, as described in Table 1.1?

Accepted Answer

Fungi

Question 6

Which microbe is described as eukaryotic, can be unicellular or multicellular, and includes both pathogenic and nonpathogenic species such as algae and protozoa?

Accepted Answer

Protists

Question 7

Which of the following is NOT a characteristic of viruses according to Table 1.1?

Accepted Answer

They are classified as prokaryotic cells.

Question 8

Which of the following statements about prions is supported by Table 1.1?

Accepted Answer

Prions are nonliving, infectious proteins, and some prion diseases are inherited.

Question 9

Which of the following best describes the cell type and pathogenicity of bacteria as shown in Table 1.1?

Accepted Answer

Prokaryotic; can be pathogenic or nonpathogenic

Question 10

Which microbe is described as eukaryotic, multicellular, and includes roundworms and flatworms?

Accepted Answer

Helminths

Introduction to Microbiology: Living and Nonliving Agents

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