Describe how the structure of the grass flower is suited to wind pollination. - Leaving Cert Agricultural Science - Question 6 - 2020
Question 6
Describe how the structure of the grass flower is suited to wind pollination.
Worked Solution & Example Answer:Describe how the structure of the grass flower is suited to wind pollination. - Leaving Cert Agricultural Science - Question 6 - 2020
Step 1
Long stamens
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Answer
The grass flower has long stamens that extend outside the flower. This positioning allows for better exposure to the wind, facilitating the dispersal of pollen.
Step 2
Reduced or absent petals
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Answer
In many grass species, petals are either reduced or completely absent. This structural adaptation minimizes any obstruction to wind flow, making it easier for pollen to be carried away.
Step 3
Large amount of light pollen
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Answer
Grass flowers produce a large quantity of light pollen. This characteristic is crucial as lighter pollen can be easily lifted and transported by wind, increasing the chances of successful pollination.
Step 4
Feathery stigma
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Answer
The stigmas of grass flowers are often feathery in structure. This feature enhances their ability to catch and trap airborne pollen, ensuring effective pollination when pollen grains are carried by the wind.
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