Transport Systems in Plants Flashcards
1
Q
Whats the need for a transport system?
A
To allow essential substances to be spread thoroughly the body of an organisms since all parts need supply.
2
Q
What is the transpiration stream?
A
The passage of water flowing up the plant from the roots to the leaves.
3
Q
Whats the need to transport water?
A
It is needed for many cell processes like photosynthesis.
4
Q
How does the water enter through the root hairs?
A
It enters by osmosis, through the selectively permeable membrane.
5
Q
What are vascular bundles/tissues?
A
They are tubes which run up and down the plant.
6
Q
What are some factors affecting transpiration?
A
Wind speed
Air temperature
Air humidity
7
Q
What is sugar transport?
A
The transport of sugars is done by phloem.
