Take This Microbiology Test! Trivia Quiz

35 Questions | By Kaiello | Updated: Mar 22, 2022 | Attempts: 2145

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Take This Microbiology Test! Trivia Quiz - Quiz

There is a lot of things that we get to learn about living things, especially those that we cannot see with our naked eye through studying microbiology. The quiz below is perfect for ensuring that we have a good understanding of it, and it is designed for first-year microbiology students. If you are one of them, try it out and gauge your understanding.

Questions and Answers

1.

Like all organisms, bacteria have both ______ and _______ requirements if they are to grow
2.

Growth usually refers to the increase in which of these
- A.
  
  Increase in the number of cells present
- B.
  
  Increase in the size of cells
3.

Which of these words describes when a cell is in an environment of its "best growth"
- A.
  
  Optimum
- B.
  
  Minimum
- C.
  
  Maximum
4.

Which of these words describes when a cell is in its lowest possible temperate environment in which it can still grow?
- A.
  
  Optimum
- B.
  
  Minimum
- C.
  
  Maximum
5.

Which of these words describes when a cell is in its highest temperate environment in which it can still grow?
- A.
  
  Optimum
- B.
  
  Minimum
- C.
  
  Maximum
6.

Can grow at 0 degrees C, optimum at <15 degrees. Are considered obligate with respect to cold. Live normally in arctic conditions.
- A.
  
  Psychrotrophs
- B.
  
  Mesophiles
- C.
  
  Extreme (hyper) thermophiles
- D.
  
  Thermophiles
- E.
  
  Psychrophiles
7.

Can grow at 0 degress C, optimum is about 20-30 degrees. Most important with food spoilage.
- A.
  
  Psychrotrophs
- B.
  
  Mesophiles
- C.
  
  Extreme (hyper) thermophiles
- D.
  
  Thermophiles
- E.
  
  Psychrophiles
8.

Optimal temperatures are 50-60 degrees C, and range from 40-70.
- A.
  
  Psychrotrophs
- B.
  
  Mesophiles
- C.
  
  Extreme (hyper) thermophiles
- D.
  
  Thermophiles
- E.
  
  Psychrophiles
9.

Optimal temperatures of 35-40 degrees C, range 10-50. They are the most common, most pathogens are this type.
- A.
  
  Psychrotrophs
- B.
  
  Mesophiles
- C.
  
  Extreme (hyper) thermophiles
- D.
  
  Thermophiles
- E.
  
  Psychrophiles
10.

Optimum temperatures are 80 degrees C or greater (usually archea). Found in volcanoes
- A.
  
  Psychrotrophs
- B.
  
  Mesophiles
- C.
  
  Extreme (hyper) thermophiles
- D.
  
  Thermophiles
- E.
  
  Psychrophiles
11.

Which are the only two types of bacteria that humans come into contact with normally?
- A.
  
  Thermophiles and Psychrophiles
- B.
  
  Extreme thermophiles and Psychrotrophs
- C.
  
  Mesophiles and Psychrotrophs
- D.
  
  Thermophiles and Extreme thermophiles
12.

Most bacteria thrive in a neutral pH, some are called acidophiles whose optimal pH can be as low as what?
- A.
  
  2
- B.
  
  3
- C.
  
  4
- D.
  
  1
13.

Halophiles are a type of bacteria that can exist in this type of condition.
- A.
  
  Hypertonic
- B.
  
  Hypotonic
- C.
  
  Isotonic
14.

The chemical need for ammonia, nitrate, or nitrite is found within
- A.
  
  Hetertrophs
- B.
  
  Autotrophs
- C.
  
  Nitrogen fixers
15.

The chemical need for atmospheric nitrogen (N2) is normally found within
- A.
  
  Hetertrophs
- B.
  
  Autotrophs
- C.
  
  Nitrogen Fixers
16.

This chemical requirement, phosphorous, is taken in with inorganic phosphate (PO4^(-3))
- A.
  
  Hetertrophs
- B.
  
  Autotrophs
- C.
  
  Nitrogen Fixers
17.

The need for oxygen to live is an....
- A.
  
  Obligate aerobe
- B.
  
  Facultative anaerobe
- C.
  
  Obligate anaerobe
- D.
  
  Aerotolerant anaerobes
- E.
  
  Microaerophiles
18.

May use oxygen if present, but can exist without it (fermentation). This is an
- A.
  
  Obligate aerobe
- B.
  
  Facultative anaerobe
- C.
  
  Obligate anaerobe
- D.
  
  Aerotolerant anaerobes
- E.
  
  Microaerophiles
19.

Cannot tolerate oxygen. This is an example of
- A.
  
  Obligate aerobe
- B.
  
  Facultative anaerobe
- C.
  
  Obligate anaerobe
- D.
  
  Aerotolerant anaerobes
- E.
  
  Microaerophiles
20.

Will not use oxygen, but it wont kill them. This is an...
- A.
  
  Obligate aerobe
- B.
  
  Facultative anaerobe
- C.
  
  Obligate anaerobe
- D.
  
  Aerotolerant anaerobes
- E.
  
  Microaerophiles
21.

Need oxygen, but only will grow under low oxygen concentrations (soil, water)
- A.
  
  Obligate aerobe
- B.
  
  Facultative anaerobe
- C.
  
  Obligate anaerobe
- D.
  
  Aerotolerant anaerobes
- E.
  
  Microaerophiles
22.

Superoxide dismutase is an enzyme that helps the conversion of which of these?
- A.
  
  O2- > H2O2
- B.
  
  H2O2 > H2O and O2
- C.
  
  H2O2 > H2O
23.

Catalase is an enzyme that aids in the conversion of which of these?
- A.
  
  O2- > H2O2
- B.
  
  H2O2 > H2O and O2
- C.
  
  H2O2 > H2O
24.

Peroxidase is an enzyme that aids in the conversion of which of these?
- A.
  
  H2O2 > H2O and O2
- B.
  
  O2- > H2O2
- C.
  
  H2O2 > H2O
25.

CULTURE MEDIA: Liquid
- A.
  
  Culture is suspended in a liquid
- B.
  
  Agar is poured into plates and solidifies, bacteria grow in colonies on the surface