B1.8 Osmosis in plants Flashcards
1
Q
What does turgor pressure mean
A
No more water can enter cell due to pressure inside. Makes cells hard and rigid, keeps leaves, stems of plant rigid and firm. (hypotonic)
2
Q
Why do plants rely on osmosis
A
Support stem and leaves, water moves in causing vacoule to swell to support it.
3
Q
What does flacid mean
A
Soft
4
Q
What is plasmolysis
A
When more water is lost the vacoule and cytoplasm shrink, cell membrane pulls away (shrivel) from cell wall. Usually in laboratory
