GCSE Biology – Osmosis in the body
Learning Objectives
-I can describe the effect osmosis has on cells
-I can describe how water leaves and enters the body
-I can describe what happens to cells if they lose or gain too much water
Quiz Summary
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Question 1 of 25
1. Question
What is osmosis?
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Question 2 of 25
2. Question
What makes osmosis different from diffusion?
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Question 3 of 25
3. Question
What must be there for osmosis to occur?
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Question 4 of 25
4. Question
For what solutions does osmosis work?
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Question 5 of 25
5. Question
What type of process is osmosis?
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Question 6 of 25
6. Question
Does osmosis require energy?
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Question 7 of 25
7. Question
Osmosis is a passive process. What does this mean?
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Question 8 of 25
8. Question
Why does osmosis not work when both sides have equal concentrations?
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Question 9 of 25
9. Question
What does a lower water concentration in a solution mean?
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Question 10 of 25
10. Question
What does turgid mean?
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Question 11 of 25
11. Question
What do cells contain that allows osmosis to occur?
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Question 12 of 25
12. Question
What is needed for osmosis to occur across a membrane?
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Question 13 of 25
13. Question
What membrane allows osmosis to occur?
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Question 14 of 25
14. Question
Is osmosis possible across living cells?
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Question 15 of 25
15. Question
What happens to a cell when it is in pure water?
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Question 16 of 25
16. Question
What happens to a cell when it is in a concentrated solution?
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Question 17 of 25
17. Question
How is water lost from the lungs?
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Question 18 of 25
18. Question
How is water lost from the skin?
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Question 19 of 25
19. Question
Is there control over water loss by the skin and lungs?
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Question 20 of 25
20. Question
As well as the skin, where else is excess water, ions and urea removed?
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Question 21 of 25
21. Question
What is lost from the skin as sweat?
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Question 22 of 25
22. Question
What happens to red blood cells if they lose too much water to osmosis?
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Question 23 of 25
23. Question
What happens to red blood cells if they gain too much water from osmosis?
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Question 24 of 25
24. Question
Why do concentrations of body fluids have to be kept within strict limits for animals?
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Question 25 of 25
25. Question
Why is a dilute solution more detrimental for animal cells than plant cells?
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