11D SPEAK OPTIONS e ZOOM
ADD NOTE
EOT TEST
25.
Common duckweed is a small plant that grows on the surface of
many ponds and lakes. It is free floating and has a single
root.
o
A wetland ecosystem with slow-moving
water
a
A coastal ecosystem with constant rough
waves
&
A desert ecosystem where rainfall drains
away quickly
e
Root
Which statement describes the type of ecosystem in which
duckweed can most likely be observed?
An underground river ecosystem where the
temperature remains constant
e
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