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biology 0610printed 17 · PDF 17
328 pagesrevision 46933
printed 17 · PDF 17
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Aitchison College Academic Resources.
The diagram shows a key for five vertebrates.
START HERE
I
has legs
!
has no legs
!
!
has feathers
has no feathers
organism U
organism T
!
has scales
organism V
‘
has no scales
Which class of vertebrates does organism W belong to?
A
B
c
D
What are the features of the leaves of a plant that is a eudicotyledon (dicotyledon)?
amphibians
birds
fish
reptiles
broad leaves | parallel veins
A v v
B v x
Cc x v
D x x
17
organism W