Adaptation- AQA B1.

hopefully this will halp you get to grips with how some animals adapt to their enviroment.

*where it says definition on the cacti powerpoint the definition is for transpiration*

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Slide 1

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Changing a characteristic or appearance which will
help it be suitable and live successfully in it's habitat.…read more

Slide 2

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The Polar Bear.
Their white fur
helps them
Their thick camouflage
layer of blubber into the snow.
insulates them This enables
against the them to sneak
cold. up on prey.
FAT!) and
They have greasy fur which sheds They have a small surface area to volume
water after they've been swimming ratio ­ this will minimise heat loss.
so they won't get cold.…read more

Slide 3

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The Camel.
The colour of their
body allows to them They have
be camouflaged. two rows of
long eyelashes
and slit like
nostrils which
open and
They can go for long close to strop
periods of time any sand
without drinking getting in.
anything. Also, they
urinate and sweat
very little so they
don't loose to much They have thick lips so they
water and dehydrate They have a large surface area are able to eat prickly plants
to volume ratio which (like cacti.)
maximises heat loss.…read more

Slide 4

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A Cacti.
They have a large stem
which stores water.
Cacti have spines
instead of leaves- this
minimises the surface
area and reduces water
loss by transpiration.
Also, it protects the
cacti from animals that They have wide spread
might eat them. roots which can collect
a lot of water from
large area.
Definition: the loss of water from leaves by evaporation…read more


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