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9th Grade Microbiology Quizzes, Questions & Answers

Recent Microbiology Quizzes

A Quiz On Microbial Growth

Questions: 15 | Attempts: 5600 | Last updated: Aug 22, 2025

Sample Question
Which is the following the main requirement(s) for the bacteria to grow?

Oxygen requirement

Nutrient requirement

Oxygen and nutrient requirement

Physical and chemical requirement

How Does Microbiology Work - Quiz

Questions: 16 | Attempts: 237 | Last updated: Mar 20, 2025

Sample Question
Oxidation-reduction reactions are complex ones. Find the true facts.

Also called redox reaction

Oxidation is the removal of electrons from an atom or molecule, which will produce energy and reduction is the gaining of electrons

Glucose is a reduced molecule

NADH is the oxidized form while NAD+ is the reduced form

Microbiology Quiz Chapter 4

Questions: 10 | Attempts: 380 | Last updated: Mar 21, 2025

Sample Question
Here are some characteristics about prokaryotic and eukaryotic cells.

Prokaryotic cells don't have their DNA enclosed within a nucleus

Eukaryotes DNA is not associated with histones while prokaryotes DNA is consistently associated with those chromosomal proteins

Archaea contain pseudomurein cell walls

Prokaryotes divide by binary fission while eukaryotes divide by mitotic spindle

Cell walls of prokaryotes contain many nutrients like polysaccharides

B and E are false

A Microbiology Trivia Quiz

Questions: 10 | Attempts: 5834 | Last updated: May 23, 2025

Sample Question
Every affirmation is true, except:

Microbes help maintain a balance between living organisms and the environment.

Microbes can be used commercially.

Microbes are absent from animals' and humans' intestines.

Only a small portion is pathogenic.

Year 9 Infectious Diseases

Questions: 16 | Attempts: 3475 | Last updated: Mar 22, 2025

Sample Question
Which microbe is the smallest?

Virus

Bacterium

Fungus

Parasite

Mrs. Hyles Biology Safety Symbols Quiz

Questions: 14 | Attempts: 137 | Last updated: Apr 16, 2025

Sample Question
Select the name and hazard of the shown safety symbol.

Chemical- Chemicals that can react with and destroy tissue and other materials

Toxic- Substance may be poisonous if touched, inhaled, or swallowed

Biological- Organisms or other biological materials that might be harmful for humans

Fume- Possible danger to respiratory tract from fumes

Unit 1 Target 4: Virus, Bacteria,And Protists

Questions: 10 | Attempts: 789 | Last updated: Mar 15, 2025

Sample Question
All members of which biological group require a host cell to reproduce?

Fungi

Bacteria

Protists

Viruses

Bacteria, Protists and Viruses Trivia Quiz!

Questions: 17 | Attempts: 1709 | Last updated: Mar 21, 2025

Sample Question
All members of which biological group require a host cell to reproduce?

Fungi

Bacteria

Protists

Viruses

Unit 1 Target 2: Spontaneous Generation Quiz

Questions: 8 | Attempts: 3135 | Last updated: Apr 22, 2025

Sample Question
Lazzaro Spallanzani and Louis Pasteur both performed experiments hoping to disprove spontaneous generation. What conditions existed in Pasteur’s experiment that did not exist in Spallanzani’s?

Air could enter the flasks, but no microorganisms could enter.

No air could enter the flasks, but microorganisms could enter.

Neither air nor microoganisms could enter the flasks.

Both air and microorganisms could enter the flasks.

Online Test: Microbes In Human Welfare

Questions: 15 | Attempts: 1345 | Last updated: Mar 20, 2025

Sample Question
Select the correct species which does not have the ability to fix atmospheric nitrogen?

Nostoc

Spirogyra

Azotobacter

Anabaena

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