B4.5 The Leaf And Photosynthesis Flashcards
1
Q
What is the leaf made up of?
A
Specialised cells
2
Q
Why are the outer epidermal cells transparent?
A
To allow light through
3
Q
What are the palisade and spongy mesophyll layer full of?
A
Chloroplasts (contain chlorophyll and other pigments that absorb light energy for photosynthesis)
4
Q
In the ________________________, pored called ____________ are protected by __________________ that open and close to allow ___________ in and out.
A
- Lower epidermis
- Stomata
- Guard cells
- Gases
5
Q
Top ten adaptations of the leaf for photosynthesis.
A
Check textbook.
6
Q
What did experiments using isotopes prove?
A
Oxygen released by plants came from the plants and not the carbon dioxide.
