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22 Cards in this Set
- Front
- Back
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Define fertilisation. |
The joining of gametes. |
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Define zygote. |
The first cell of the new individual after fertilisation. |
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Define hermaphrodite. |
An individual with both male and female sex organs. |
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Define parthenogenesis. |
Where offspring develop from eggs that have not been fertilised by a male gamete. A form of asexual reproduction. |
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Define germination. |
When the young growing plant sprouts out of the seed. |
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Define pollination. |
Transfer of pollen from the anther to the stigma. |
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List al six asexual reproduction methods in plants and give an example of each. |
Runners: many grasses, strawberries, ivy and violets. Stem tuber: Potato and yam. Bulbs: Onions, tulips, daffodils Underground stem: Bamboo, bracken Root sucker: Some eucalypts Tap Root: Carrot, beetroot |
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What are the female parts of a flower called? |
Carpel |
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What are the male parts of a flower called? |
Stamen |
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What parts of a flower are apart of the carpel? |
Style, Stigma, Ovary and Ovules |
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What parts of a flower are apart of the stamen? |
Anther and Filament |
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Describe the function of the Stigma |
The top of the style. Pollen grains (male sex cell) land here. |
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Describe the function of the Style |
A slender stalk which joins the stigma to the ovary. |
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Describe the function of the Ovary |
Holds the female sex cells waiting to be fertilised. |
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Describe the function of the Ovules |
The female sex cell waiting to be fertilised. |
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Describe the function of the Anther |
Top of the stamen. The male sex cells are made here. |
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Describe the function of the Filament |
The stalk which supports the anther. |
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Describe the function of the Petal |
Coloured parts that attract animals to allow pollination. |
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Describe the function of the Receptacle |
End part of the stem to which the other parts of the flower are attached. |
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Describe the function of the Sepals |
Cover the petals and protect them when the flower is closed. |
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What is cross-pollination |
when pollen from one flower is carried to be fertilised in another flower. |
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What is self-pollination |
When pollen from a flower is fertilised in the same flower. |
