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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define CFU.
💡 Hint: What does CFU stand for?
Question 2
Easy
What does turbidity mean?
💡 Hint: What term describes how clear or cloudy water is?
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does CFU stand for?
- Colony Formation Unit
- Colony Forming Unit
- Cell Formation Unit
💡 Hint: Think about what measurement is used for viable bacteria.
Question 2
True or False: Turbidity guarantees the presence of viable pathogens.
- True
- False
💡 Hint: Consider what needs to be done to assess whether microorganisms are viable.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A water tank sample is taken, showing 300 visible colonies after incubation. If the dilution factor was 100 times, calculate the original concentration of bacteria in the water sample.
💡 Hint: Make sure to use the dilution factor correctly.
Question 2
Explain the implications of high turbidity and non-viable bacteria on water quality assessment.
💡 Hint: Think about your previous learning on viable vs. non-viable organisms.
Challenge and get performance evaluation