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3. Challenges in Counting Microbial Populations
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Mixed questions from across the chapter. Your answers get marked.
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Flashcard drill
3 cards from this lesson. Good the night before a test.
Try these first
- 1.
What does CFU stand for?
Hint
Think about what colonies form from single bacterial cells.
- 2.
Why is it important to check for viable microorganisms?
Hint
Consider which microorganisms pose a threat.
- 3.
What does CFU stand for in microbial analysis?
- Colony Forming Unit
- Colony Forming Utilization
- Cell Formation Unit
Hint
It’s related to how many colonies are formed from a sample.
- 4.
True or False: Non-viable microorganisms can grow.
- True
- False
Hint
Consider what it means to be viable.
- 5.
Given a water sample's turbidity readings, how would you approach confirming microbial presence? Outline the steps.
Hint
What steps confirm visibility and safety?
- 6.
Discuss the potential challenges of using flow cytometry in water quality analysis in terms of representativeness.
Hint
How does mixing influence results?
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
2 more questions available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting