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Movement of Substances
Quick questions on Diffusion explained: O-Level Biology
4short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is factors that affect the rate of diffusion?Show answer
The rate of diffusion increases when:
What is q1?Show answer
Define diffusion. [2 marks]
What is q2?Show answer
State two factors that increase the rate of diffusion. [2 marks]
What is q3?Show answer
Explain why a respiring cell takes in oxygen by diffusion. [2 marks]
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