Question 1

Which of the following is NOT considered a microorganism?

Accepted Answer

Human heart cell

Question 2

Which scientist first described a common bread mold (Mucor) as a type of micro-organism?

Accepted Answer

Robert Hooke

Question 3

Which branch of biology is concerned with the naming and classifying of organisms?

Accepted Answer

Taxonomy

Question 4

According to the three-domain system, which domain includes organisms with a true nucleus?

Accepted Answer

Eukarya

Question 5

Which of the following is NOT a kingdom within the Eukarya domain?

Accepted Answer

Kingdom Bacteria

Question 6

Autotrophs are organisms that:

Accepted Answer

Produce their own energy from sunlight or chemicals

Question 7

Which of the following correctly represents the scientific name of an organism?

Accepted Answer

Escherichia coli

Question 8

Which of the following groups is composed of prokaryotic organisms?

Accepted Answer

Bacteria

Question 9

Which of the following is NOT a characteristic of bacteria?

Accepted Answer

Ability to form multicellular tissues

Question 10

Many species of Archaea are known to thrive in environments in which most living things would not survive. What term is used to describe these organisms?

Accepted Answer

Extremophiles

Question 11

Which of the following statements about fungi is TRUE?

Accepted Answer

Fungi obtain nutrients by absorbing them from their environment.

Question 12

Which of the following statements about algae is FALSE?

Accepted Answer

Algae are always found in dry terrestrial environments.

Question 13

Why do many microbiologists study helminths if they are not technically microscopic?

Accepted Answer

Helminths are studied because their eggs and larvae are microscopic.

Question 14

Which of the following is a property of viruses?

Accepted Answer

Obligate intracellular parasites

Question 15

A viroid is best described as:

Accepted Answer

A small, circular single-stranded RNA molecule that infects plants

Question 16

An infectious protein is known to cause neurodegenerative diseases in humans such as Creutzfeldt-Jakob disease. This type of acellular infectious agent is known as a:

Accepted Answer

Prion

Question 17

Which of the following statements about acellular infectious agents is FALSE?

Accepted Answer

Acellular infectious agents can replicate independently of living hosts.

Question 18

Which of the following is a beneficial activity of microorganisms?

Accepted Answer

All of the above

Question 19

Which of the following is TRUE about the human microbiota?

Accepted Answer

It consists of many microbes that normally flourish in the absence of disease.

Question 20

In an experiment to test the effect of temperature on bacterial reproduction rate, temperature would be the:

Accepted Answer

Independent variable

Public Study Guide_08 Dec

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