Practice Mechanism of Breathing - 14.2 | 14. BREATHING AND EXCHANGE OF GASES | CBSE 11 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is Tidal Volume?

πŸ’‘ Hint: Think about a restful breath.

Question 2

Easy

What happens when the diaphragm contracts?

πŸ’‘ Hint: Consider the function of a balloon.

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 the diaphragm during breathing?

  • A) To open the larynx
  • B) To contract and increase thoracic volume
  • C) To transport oxygen

πŸ’‘ Hint: Think about what happens during inhalation.

Question 2

True or False: Expiration occurs when the internal pressure in the lungs is lower than atmospheric pressure.

  • True
  • False

πŸ’‘ Hint: Recall the relationship between pressure changes during breathing.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Consider a patient with emphysema. Discuss how this condition impacts their breathing mechanism.

πŸ’‘ Hint: Focus on the structure and function of the lungs.

Question 2

Create a diagram illustrating the pressure changes in the thoracic cavity during breathing.

πŸ’‘ Hint: Visualize the mechanics for better understanding.

Challenge and get performance evaluation