Quiz: Core Practical - Investigating Osmosis in Potato Cylinders
Edexcel GCSE Biology
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Building on what you've learned about osmosis and practical experiments, let's test your knowledge of investigating osmosis in potato cylinders!
What is osmosis?
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Which of the following factors can affect the rate of osmosis in potato cylinders? (Select all that apply)
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Osmosis occurs when water molecules move through a {{blank0}} membrane from a region of {{blank1}} water concentration to a region of {{blank2}} water concentration.
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Match the items on the left with their correct pairs on the right
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A potato cylinder weighing 4.5 grams is placed in a solution. After osmosis, it weighs 5.1 grams. What is the percentage increase in mass?
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Why is it important to blot the potato cylinders dry before weighing them?
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Match the items on the left with their correct pairs on the right
What steps should be taken to ensure a fair test in the osmosis practical? (Select all that apply)
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What would happen to a potato cylinder in a highly concentrated sugar solution?
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