Practice MICROBES IN HUMAN WELFARE - 8 | 8. MICROBES IN HUMAN WELFARE | CBSE Grade-12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What type of bacteria is used to make curd?

💡 Hint: Think about the process of converting milk.

Question 2

Easy

What gas is primarily produced in the fermentation process of dough?

💡 Hint: Consider what happens when the dough rises.

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 is the primary role of Lactobacillus in food production?

  • A. Causes spoilage
  • B. Ferments milk to curd
  • C. Produces gas

💡 Hint: Think about what happens when you add a starter to milk.

Question 2

True or False: Biogas is primarily composed of carbon dioxide and hydrogen.

  • True
  • False

💡 Hint: Recall what produces biogas.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Consider a community that has a sewage treatment plant. Discuss the short-term and long-term benefits of this facility on public health and the environment.

💡 Hint: Think about how sewage affects water bodies.

Question 2

Evaluate the role of biocontrol methods versus chemical pesticides in a specific agricultural scenario, citing advantages and challenges of each.

💡 Hint: Consider the impact on biodiversity.

Challenge and get performance evaluation