Question Detail

MIC 121 CULTURE MEDIA Objective Question
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Question

Semi-solid agar, typically containing 0.2-0.5% agar, is most useful for which of the following applications?
Options
A Long-term preservation of bacterial cultures.
B Promoting rapid and profuse growth in large volumes.
C Demonstrating bacterial motility and separating motile from non-motile strains.
Correct Answer
D Counting the total number of viable cells in a sample.
Correct Answer

Option C is the correct answer.

Detailed Explanation

Slide 9, 'CONSISTENCY OR PHYSICAL STATE CONT'D,' states that semi-solid agar 'Such media are fairly soft and are useful in demonstrating bacterial motility and separating motile from non-motile strains.'

Hint

The 'semi-solid' nature allows for movement within the medium, which is key for observing a specific bacterial characteristic.

Question Info

Course: MIC 121
Topic: CULTURE MEDIA
Type: Objective
Difficulty: Not specified
Question 741 of 984
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