Name some plant features which help with wind pollination
usually small dull petals, no scent, smooth pollen, long filaments hang out, feathery stigma
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What is fertilisation?
When the two nuclei combine
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How are seeds fertilised in plants?
Pollen grains land on stigma, pollen tube grows down style to ovary, pollen nucleus moves down pollen tube, when nuclei are combined, ovule fertilised. Ovary develops into fruit and fertilised ovum form seeds
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Name the four parts to a seed
Plumule, radicle, testa, cotyledons
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What is seed dispersal and what are the main ways of it?
The process of getting seeds scattered, wind, animal, explosions
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What is germination?
When the embryo plant breaks out of seed and grows
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How does the amniotic bag and fluid protect the baby?
It acts like a physical barrier to give protection against knocks, bumps, viruses, etc...
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How does the baby excrete and eat?
The placenta is attached to the foetus by an umbilical cord. Placenta lets blood cross over to allow exchange of food, oxygen, and waste.
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Other cards in this set
Card 2
Front
Which parts of the flower are female? What is the name of the female part?
Back
Stigma, style, ovary (carpel)
Card 3
Front
Which parts of the flower are male? What is the name of the male part?
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