Transport needs of plants Flashcards
1
Q
To move substances from where they are absorbed to…
A
where they are needed.
2
Q
To move substances to different parts of…
A
the plant for storage. E.g. sugars moved into a potato tuber.
3
Q
Plants do not have a system for transporting…
A
CO2 and oxygen. These gases diffuse through air spaces within stem, roots and leaves.
4
Q
All plant cells require oxygen for…
A
respiration. Photosynthesising cells do not absorb extra oxygen as they produce enough for themselves.
5
Q
Plants are less metabolically…
A
active so they require less oxygen.
6
Q
Plants have two transport systems:
A
- xylem
- phloem
