Transcript Plant part roots

• External Structure of the Plant – Parts of
the plant on the outside.
• The Root
 Types of Root Systems
 Functions of the Root System
 Specialized Root Systems
AXILLARY
BUD
TERMINAL BUD
FLOWER
FRUIT
NODE
SHOOT
SYSTEM
NODE
INTERNODE
STEM
MAIN ROOT
NODE
LEAF
LATERAL
OR SIDE
ROOT
ROOT
SYSTEM
The Shoot System is
found
ABOVE
ground and the Root System
is found
BELOW or UNDER
ground.
Looks like a
tangled mass
of roots
All Grasses
Examples of plants
With this root
system are
 Banana
 Coconut
 Rice
 Corn
 Sugar Cane
Have a large main
central root
Have many branching
roots
Go deep in the soil
Examples of plants :
 Large trees e.g.
mango, avocado
 Shrubs e.g. tomato,
peppers
Plant attaches itself to
tree branch or
telephone wire
Roots hang down in
mid-air and absorb
water from rainfall
Examples :
Wild Pine
Some Orchids
STILT
ROOTS
e.g.
Mangrove
PROP
ROOTS
e.g.
Corn
ADVENTITIOUS Roots Grow from unusual places on plants such as
- Stems, leaves and even fruits
Roots :
- anchor plants firmly in the ground
- absorb water and minerals
from the soil
- of some plants,
can store starch
- of some plants can
be used to grow
a new plant
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