DK - WOW! The Visual Encyclopedia of Everything

Stem is kept upright

at first by water pressure,

but is gradually stiffened

with tough cellulose

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from buds that form New leaves sprout

at the tips of shoots

Cotyledons contain

food that fuels early

growth, but fall off

after true leaves form

Growing point of bean

plant is at top of main

stem, between leaf stalks

Soil provides the plant

with anchorage, and

is the main source of

water and nutrients

Leaves make sugar,

which mixes with water

to make sap that flows

to other parts of plant

Green chlorophyll in

leaves absorbs solar

energy and uses it

for photosynthesis

Root network anchors

plant in the soil as well

as absorbing water

and nutrients

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5

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010_011_Plants.indd 11 03/01/19 12:09 PM