Practice Chemicals, Enzymes and other Bioactive Molecules - 8.2.3 | 8. MICROBES IN HUMAN WELFARE | CBSE Grade-12 Biology
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Chemicals, Enzymes and other Bioactive Molecules

8.2.3 - Chemicals, Enzymes and other Bioactive Molecules

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is citric acid, and which microorganism is it derived from?

💡 Hint: Think of where you find citric acid commonly used.

Question 2 Easy

Which yeast is used for ethanol production?

💡 Hint: Recall the role of yeast in baking and beverages.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which microorganism is known for producing citric acid?

Aspergillus niger
E. coli
Saccharomyces cerevisiae

💡 Hint: Think about microbes in food production.

Question 2

True or False: Streptokinase is used to lower blood cholesterol levels.

True
False

💡 Hint: Consider what each enzyme focuses on.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Analyze the impact of microbial enzymes on the food processing industry and propose an innovative use for a newly discovered enzyme.

💡 Hint: Think of current enzyme applications and how they might be improved or expanded.

Challenge 2 Hard

Discuss the ethical implications of using genetically modified microorganisms to produce pharmaceuticals. What are the benefits and potential risks?

💡 Hint: Reflect on real-world examples of GMO usage and their societal acceptance.

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