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Transcript
Plant Adaptations
• Key phrase:
• Surface Area to Volume ratio (SA/V ratio)
Adaptations to arid (dry) conditions
Dune Grass (Marram)
Plants lose water through stomata
Stomata are guarded by…guard cells!
A million pouting lips on every leaf!
So plants adapt by reducing leaf
surface area…
3 adaptations of a succulent
Water stored in
stem
A great use of a succulent…
sleeves
Dune grass has rolled up its leaves…
4 adaptations of dune grass
Label these…
A
B
C
Inspiration…