Microorganisms and Infection Control Quiz

What are the two major groups of microbes?

• Cellular and Acellular

• Viruses and Bacteria

• Pathogenic and Non-pathogenic

• Prokaryotic and Eukaryotic

Which of the following is NOT a cellular microbe?

• Protozoa

• Bacteria

• Fungi

• Viruses

What structure do bacteria have that is made of peptidoglycan?

• Cytoplasm

• Ribosomes

• Nucleus

• Cell wall

Which type of microbe lacks a cell wall?

• Algae

• Bacteria

• Protozoa

• Fungi

What is the primary characteristic of acellular microbes?

• They are composed of cells

• They are larger than cells

• They are considered non-living entities

• They can reproduce independently

What type of microorganisms are prions?

• Small protein molecules

• Viruses

• Bacteria

• Fungi

Which of the following is a characteristic of prokaryotes?

• Have a nucleus

• Are multicellular

• Have membrane-bound organelles

• Lack a nucleus

What is the function of adhesins in microbial virulence?

• Aid in nutrient absorption

• Cause tissue damage

• Help in attachment to host cells

• Help in motility

Which of the following is an example of a pathogenic protozoan?

• Saccharomyces cerevisiae

• Entamoeba histolytica

• Escherichia coli

• Staphylococcus aureus

What is the primary role of toxins in microbial virulence?

• Help in nutrient absorption

• Facilitate motility

• Cause tissue damage

• Aid in attachment