SB6f Plant Adaptations Flashcards
1
Q
Spongy cells?
A
create gaps for gases to diffuse easily/maximise gas exchange
2
Q
Epidermis cell?
A
holds leaf together and protects (it is transparent)
3
Q
Cuticle?
A
waterproof to minimise water loss via evaporation
4
Q
Palisade cells?
A
contain chlorophyll to absorb light energy
5
Q
Stoma?
A
opened and closed by guard cells to allow gas exchange
6
Q
Deciduous plants? (cold)
A
lose all their leaves to prevent water loss when the ground may be frozen
7
Q
Non-deciduous plants? (hot)
A
have needles with thick cuticles, less wind resistance and stomata is in small pits to prevent evaportation
