$$\text{Sun} \rightarrow \text{Producer}$$

$$\text{Domain: Eukarya} \rightarrow \text{Kingdom: Animalia} \rightarrow \text{Phylum: Chordata} \rightarrow \text{Class: Mammalia}$$

Question 1

Which of the following is considered a microbe but NOT a microorganism?

Accepted Answer

SARS-CoV-2 (Covid-19 virus)

Question 2

Which statement best describes the difference between a microbe and a microorganism?

Accepted Answer

Microbes include both living organisms and non-living infectious agents, while microorganisms are only living organisms.

Question 3

Robert Hooke is credited with which of the following discoveries?

Accepted Answer

First to visualize and depict a bread mold (Mucor) as a microscopic mushroom.

Question 4

Antonie van Leeuwenhoek used his microscope to observe 'animalcules.' Which of the following did he NOT observe?

Accepted Answer

Viruses

Question 5

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

Accepted Answer

Taxonomy

Question 6

According to the three domains of life, which domain consists of organisms with eukaryotic cells?

Accepted Answer

Eukarya

Question 7

Which of the following kingdoms is NOT part of the Eukaryotic Domain?

Accepted Answer

Kingdom Eubacteria

Question 8

The proposal that one type of organism can change into another type over a long period of time is known as:

Accepted Answer

Evolution

Question 9

Which of the following statements about microorganisms is TRUE?

Accepted Answer

Microorganisms can be either unicellular or multicellular.

Question 10

Which of the following is the most inclusive category in taxonomy?

Accepted Answer

Domain

Question 11

Which of the following is a correct statement about prokaryotic cells?

Accepted Answer

Prokaryotic cells lack a nucleus.

Question 12

Which of the following is NOT a characteristic of all living organisms?

Accepted Answer

Ability to cause disease

Question 13

Biologists divide living organisms into two groups: autotrophs and heterotrophs. What is the main difference between them?

Accepted Answer

Their method of obtaining energy

Question 14

Which of the following is an example of a producer in an ecosystem?

Accepted Answer

Grass

Question 15

Which equation best represents the flow of energy from the sun to producers in an ecosystem?

Accepted Answer

$$	ext{Sun} ightarrow 	ext{Producer}$$

Question 16

Which of the following is NOT a domain in the three-domain system of life?

Accepted Answer

Protista

Question 17

Which scientist is credited with analyzing a drop of lake water and observing 'animalcules'?

Accepted Answer

Antonie van Leeuwenhoek

Question 18

Which of the following is a plausible reason why viruses are not considered living organisms?

Accepted Answer

Viruses cannot reproduce independently outside a host cell.

Question 19

Which of the following statements about taxonomy is correct?

Accepted Answer

Domain is the broadest category used to classify life.

Question 20

Which of the following is a correct multi-step classification for humans?

Accepted Answer

$$	ext{Domain: Eukarya} ightarrow 	ext{Kingdom: Animalia} ightarrow 	ext{Phylum: Chordata} ightarrow 	ext{Class: Mammalia}$$

The Microbial World and You: Foundations of Microbiology

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