Practice EXERCISES - 14.8 | 14. BREATHING AND EXCHANGE OF GASES | CBSE 11 Biology
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EXERCISES

14.8 - EXERCISES

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define vital capacity.

💡 Hint: Think about lung capacity and breathing.

Question 2 Easy

What is the volume of air remaining in the lungs after normal breathing?

💡 Hint: Consider what happens after you breathe out.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of the diaphragm in respiration?

To create a pressure gradient
To filter incoming air
To exchange gases

💡 Hint: Think about how breathing involves pressure changes.

Question 2

True or False: Carbon dioxide is primarily carried in the blood as bicarbonate.

True
False

💡 Hint: Recall the percentages we discussed regarding CO2 transport.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Calculate the vital capacity if a person's tidal volume is 500 mL, inspiratory reserve volume is 3000 mL, and expiratory reserve volume is 1100 mL.

💡 Hint: Remember the formula for VC.

Challenge 2 Hard

Discuss the impact of high altitude on respiration. What adjustments does the body make?

💡 Hint: Consider how changes in environment influence physiological processes.

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