Microbiology and Cell Culture Quiz

What is the term used for a small sample of microbes collected for cell culture?

• Broth

• Inoculum

• Colony

• Agar

Which form of media is described as a liquid?

• Agar

• Broth

• Slant

• Petri dish

What is the goal of using sterile techniques in microbiology?

• To enhance growth

• To prevent contamination

• To increase temperature

• To change color

What is an axenic culture?

• A contaminated culture

• A culture from a single parent cell

• A culture with multiple species

• A mixed culture

What is the purpose of the streak plate method?

• To mix cultures

• To isolate individual colonies

• To measure temperature

• To add nutrients

In the pour plate technique, where do aerobic bacteria tend to migrate?

• To the top

• To the sides

• To the bottom

• To the center

What is the main characteristic of agar as a culture medium?

• Color changing

• High nutrient content

• Low melting point

• High temperature stability

Which type of media is used to support the growth of a wide range of microorganisms?

• Reducing media

• Nutritive media

• Differential media

• Selective media

What is the function of reducing media?

• To remove oxygen radicals

• To increase pH

• To add oxygen

• To change color

Which type of media inhibits the growth of certain microbes while allowing others to grow?

• Reducing media

• Differential media

• Selective media

• Nutritive media