Test Transpiration Flashcards
1
Q
Definition of transpiration
A
Movement of water through a plant from roots to leaves ( transpiration stream )
2
Q
What happens when the stomata is open
A
Allows more carbon dioxide to enter the leaf
More water vapour will be lost from the leaf
3
Q
What allows the stomata to open and close
A
The guard cells
4
Q
List factor that increase the rate of transpiration
A
High temperature
More wind ( air flow )
Less humid
Sunlight
5
Q
How would u measure the rate of transpiration
A
By a potometer to measure the up take of water by a plant
