Bacteria
Non-bacterial Microorganisms
Microbiological Techniques
Important Terminology
Misc.
100
These bacteria are known for their rod shape.
What is bacilli?
100
This microorganism is responsible for diseases like the common cold and influenza.
What is a virus?
100
In the Winogradsky column, this is the source of sulfur.
What is egg yolk?
100
This component of the bacterial cell wall provides structural strength and rigidity.
What is peptidoglycan?
100
These two structures are the body's first line of defence against pathogens.
What are the skin and mucous membranes?
200
This bacterial slide indicates the presence of which type of bacteria?
What is Gram-positive bacteria?
200
Paramecium belongs to this class of microorganisms.
What is protozoa?
200
This technique involves spreading bacteria across an agar plate to isolate individual colonies.
What is streak plating?
200
This technique uses heat, chemicals, or radiation to destroy all forms of microbial life.
What is sterilization?
200
This antibiotic is not effective against effective against infections caused by gram-negative bacilli.
What is penicillin?
300
This type of microbial growth is visible to the naked eye and typically arises from a single microorganism.
What is a bacterial colony?
300
This type of microorganism includes yeast and molds.
What are fungi?
300
This is the correct order of reagents used in the Gram stain procedure.
What is crystal violet, iodine, alcohol, and safranin?
300
This term describes a non-reproductive structure formed by some bacteria and fungi to survive harsh conditions.
What is a spore?
300
This Y-shaped protein can mark pathogens for destruction (eaten by a macrophage).
What is an antibody?
400
This bacterium, commonly found in the intestines of humans and animals, is often used as an indicator of fecal contamination in water and can also cause foodborne illnesses.
What is Escherichia coli (E. coli)?
400
These are the two ways a virus can replicate in the host.
What are the lytic and lysogenic cycles?
400
This test (formal name) determines antibiotic susceptibility using a disc.
What is the Kirby-Bauer Susceptibility Test/ Disk Diffusion Susceptibility Test?
400
This chained energy storage molecule is stored in the liver and muscles of the body.
What is glycogen?
400
This process involves the unfolding of proteins or nucleic acids, often through the application of heat or chemicals, making the macromolecules lose their structure and thus function.
What is denaturation?