B2.2 diffusion

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  • Created by: melisa
  • Created on: 16-09-13 23:09
What is diffusion?
Diffusion is a passive process, not an active process.
1 of 9
Which change would NOT speed up diffusion in an animal cell?
Make the cell rounder
2 of 9
Which substance moves out of respiring cells?
Glucose moves into respiring cells.
3 of 9
Which word describes the loss of water from a damp leaf surface?
Diffusion is the movement of a substance from a region of high to low concentration.
4 of 9
In plant cells, what acts as a partially permeable membrane?
The vacuole is surrounded by a partially-permeable membrane.
5 of 9
What happens to red blood cells placed in water?
They split open
6 of 9
How do gases move in and out of leaves?
By diffusion.
7 of 9
How are plants supported by turgor pressure?
Water pressure acts against an inelastic cell wall.
8 of 9
What will happen to cut fruit pieces sprinkled with sugar?
They will lose water by osmosis
9 of 9

Other cards in this set

Card 2

Front

Which change would NOT speed up diffusion in an animal cell?

Back

Make the cell rounder

Card 3

Front

Which substance moves out of respiring cells?

Back

Preview of the front of card 3

Card 4

Front

Which word describes the loss of water from a damp leaf surface?

Back

Preview of the front of card 4

Card 5

Front

In plant cells, what acts as a partially permeable membrane?

Back

Preview of the front of card 5
View more cards

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