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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does CPCB stand for?
💡 Hint: Think of the organization responsible for pollution standards.
Question 2
Easy
Name one method used to count microorganisms in water.
💡 Hint: This method involves growing bacteria on a nutrient medium.
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 cfus stand for?
- Colony Forming Units
- Counted Form Units
- Common Form Units
💡 Hint: Think about what kind of unit is used in microbiology related to culturing.
Question 2
Is turbidity a reliable measure of microbial presence?
- True
- False
💡 Hint: Remember the distinction between things that are visible and those that are living.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A water source shows high turbidity levels. Discuss the potential steps you would take to confirm the presence of viable microorganisms.
💡 Hint: Consider both immediate assessments and assays.
Question 2
If a water sample contains a known concentration of 100 CFUs per ml but you dilute it 10x, what concentration is left after plating if observed colonies number 5?
💡 Hint: Think of how dilution affects concentration.
Challenge and get performance evaluation