Practice Exchange of Gases - 14.4 | 14. Respiratory System | ICSE Class 9 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Where does gas exchange primarily occur in the lungs?

💡 Hint: Think of the tiny air sacs.

Question 2

Easy

What gas is absorbed into the blood during gas exchange?

💡 Hint: It's vital for energy.

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

Where does gas exchange occur?

  • In the lungs
  • In the heart
  • In the stomach

💡 Hint: Think about where we breathe.

Question 2

True or False: Oxygen diffuses from the blood into the alveoli.

  • True
  • False

💡 Hint: Recall the flow of gases.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Discuss the potential consequences of a disease that significantly impairs alveolar function.

💡 Hint: Consider how functionality relates to disease.

Question 2

Design a model to showcase the diffusion process in the alveoli which can be easily demonstrated in a school laboratory.

💡 Hint: Think about ways to visually represent diffusion.

Challenge and get performance evaluation