Practice Definition - 3.1 | Chapter 3: Biology and Human Welfare | ICSE 12 Biology
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Definition

3.1 - Definition

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Learning

Practice Questions

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Question 1 Easy

What is an infectious disease?

💡 Hint: Think about germs and infections.

Question 2 Easy

Name two types of immunity.

💡 Hint: Consider the types of defenses our body has.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What type of immunity is developed after vaccination?

Passive Immunity
Active Immunity
Innate Immunity

💡 Hint: It’s the immunity you build after exposure.

Question 2

True or False: All microorganisms are harmful.

True
False

💡 Hint: Think about antibiotics and probiotics.

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Challenge Problems

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Challenge 1 Hard

Describe the impact of vaccines on public health and compare it to how infectious diseases spread.

💡 Hint: Consider statistics of disease outbreaks before and after vaccination efforts.

Challenge 2 Hard

Analyze the role of microbes in environmental sustainability, referencing specific processes.

💡 Hint: Think about how they help with waste disposal and nutrient cycling.

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