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The Lungs & Gas Exchange

Learn. Revise. Improve.

Watch the video below before having a go at the quiz questions and finally the exam questions on this topic.

Video

Quiz

Exam Questions

Have a go at the exam questions below. The video below the questions will run through the mark scheme. This video will only become available after submitting your answers.


  • 1) Gas exchange takes place at the alveoli. Describe one feature of the alveoli which makes it ideal for gas exchange. 1 Marks




  • 2) Diffusion takes place at the site of the lungs. Explain the process of diffusion at the site of the lungs. 4 Marks







This video will become available after submitting your answers