Practice Gas Exchange (4.1) - Theme B: Form and Function - IB 11 Biology
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Gas Exchange

Practice - Gas Exchange

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the function of alveoli?

💡 Hint: Consider the primary role of the respiratory system.

Question 2 Easy

What does Fick's Law describe?

💡 Hint: Think about what factors influence the movement of gases.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What principle describes the rate of diffusion in gases?

Boyle's Law
Fick's Law
Avogadro's Law

💡 Hint: Think about which law relates to movement across gradients.

Question 2

True or False: Birds possess a tidal respiratory system similar to mammals.

True
False

💡 Hint: Consider how air circulates in different organism types.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider a scenario where an individual is at high altitude. Explain how their respiratory and cardiovascular systems would adapt to maintain effective gas exchange.

💡 Hint: Look at how the body compensates for decreased oxygen availability.

Challenge 2 Hard

Evaluate the differences in gas exchange adaptations between terrestrial and aquatic organisms, considering the efficiency in oxygen uptake.

💡 Hint: Think about the medium (water vs air) and how it affects gas exchange efficiency.

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Reference links

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