4.8 evaporation and transpiration Flashcards
(6 cards)
1
Q
What is the loss of water from the surface of the plant leaf known as?
A
Transpiration
2
Q
How is water lost in a plant?
A
It is lost through the stomata
3
Q
Why does stomata open?
A
They open to let in carbon dioxide for photosynthesis
4
Q
What do the stomata and guard cells control?
A
Gas exchange and water loss
5
Q
What are guard cells?
A
They surround the stomata in the leaves of plants and control their opening and closing
6
Q
What is a transpiration involve?
A
It involves evaporation from the surface of the cells and diffusion through the stomata
