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Biology AS Level OCR A Revision Notes (full AS course - new spec for 2017)£2.50
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Transport Of Food And
Minerals In Plants
Absorbtion Of Water By
Plants
Root is typically non-green part of plants
...
Morphologically the root system of the plant
consists of a main root, it gives out branches
called lateral roots or secondary root
...
Osmosis
It is a special form of diffusion which involve
only the movement of water molecules from the
region of their higher concentration to the region
of lower concentration through a semipermeable
membrane
...
The
net flows of water is from the dilute solution to
the concentrated solution
...
EXAMPLE: Cell wall, muslin cloth
...
EXAMPLE: Rubber sheath
...
This
process is called Active Transport