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Bacterial Cultivation Fundamentals

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Questions and Answers

What is the primary purpose of an inoculum in bacterial cultivation?

To enhance the energy generation of microorganisms

To initiate growth in a culture medium (correct)

To extend the shelf life of specimen

To provide a mix of different species

What distinguishes a pure culture from a mixed culture?

A pure culture contains multiple species

A mixed culture is only used in stock cultures

A mixed culture is grown in a large volume of broth

A pure culture contains only one species (correct)

What role do inhibitory agents play in culture media?

They increase the diversity of species in culture

They boost the nutritional value of the medium

They suppress growth of undesired organisms (correct)

They enhance growth of normal flora

At what temperature does agar typically solidify?

40°C-50°C (D) Signup and view all the answers

Which of the following nutrients is NOT typically part of a culture medium?

Vitamins (A) Signup and view all the answers

What is a stock culture primarily used for?

To maintain a microbial culture for extended periods (D) Signup and view all the answers

Which of the following best describes the process of cultivation?

Growing microorganisms by providing nutritional requirements (D) Signup and view all the answers

What is the significance of the cooling temperature of 65°C-60°C for agar distribution?

To allow for easy pouring into Petri plates (C) Signup and view all the answers