GCSE Biology – Inspired and expired air

Last updated: 20/07/2020
GCSE Science CIE – Combined science core Gas exchange and respiration GCSE Biology – Inspired and expired air

Learning Objectives

-I can state the differences between inspired and expired air

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  1. Current
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  3. Answered

  1. What is inspired air?

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  2. What is expired air?

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  3. Which of the following gases does air contain?

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  4. Which of the following gases does air contain?

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  5. Which of the following gases does air contain?

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  6. Which of the following gases does air contain?

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  7. How much oxygen is air made up from?

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  8. How much carbon dioxide is air made up from?

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  9. What percentage of oxygen is inspired air?

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  10. What percentage of oxygen is expired air?

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  11. What percentage of carbon dioxide is inspired air?

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  12. What percentage of carbon dioxide is expired air?

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  13. What percentage of nitrogen is inspired air?

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  14. What percentage of nitrogen is expired air?

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