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Yr8-SCI-Pollination-Worksheet-DIFF-8Bbc1-1

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8
Pollination
Bc-1 DIFF
Name
Class
Date
1 a Draw lines to match the names of the parts with their functions and
where they are found in a flower.
stigma
makes
style
pollen
style
grains
style
supports
ovule
the stigma
ovule
contains the
stigma
female
gamete
receives
anther
pollen
b How do you think this flower is pollinated?
Challenge: Explain your reasoning*.
_____________________________________________________________
* reasoning = explain why you think this.
2 Some pollen grains
•
are large,
•
contain a store of carbohydrate
•
and have spikey coverings.
a How are they likely to be transferred from anther to stigma?
b Why do they have a store of carbohydrate? Tick (✓) one.
 To make the grains lighter.
 To provide food for bees.
 To help them grow into new plants.  For photosynthesis.
© Pearson Education Ltd 2014. Copying permitted for
purchasing institution only. This material is not copyright free.
17
Differentiated from work set by Science Dept
INCL/0502020
8
Bc-1 DIFF
Pollination
3 Where is the male gamete found in flowering plants?
 pollen grain
 ovule
 egg cell
 sex cell
4 Which of these is not an adaptation of petals?
 bright colour  provide a platform  produce pollen  produce scent
5 Maize plants use wind pollination and have male flowers at the top of
the plant and female flowers further down the stem.
•
Suggest* why they have this arrangement.
* suggest = say what you think is the reason
I can…
● explain how the structures of flowers and pollen allow pollination.
© Pearson Education Ltd 2014. Copying permitted for
purchasing institution only. This material is not copyright free.
18
Differentiated from work set by Science Dept
INCL/0502020
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