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Study
Biology- Ch 3 - L2
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Petals
- Colourful - Protect the part that makes seeds - Attract seeds, butterflies, birds, and other organisms.
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What is "fertilization" ?
Occurs when the sperm cell and the egg cell combine inside the ovary to make seeds. This happens after pollination.
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What is a "stamen" ?
-The male part - surround the pistill - produce pollen that contains sperm cells.
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What do we call the process of the scattering of the seed?
Seed disperal
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What is "Nectar" ?
a liquid that flowers produce and bees love.
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Flowering plants and conifers reproduce by ...
Seeds
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What are the steps of the life cycle of a plant?
...
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An important function of plants is to..
reproduce
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What is the male part of a flower? What does it produce?
Stamen - pollen (sperm cells)
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What is "pollination" ?
The transfer of pollen from stamen to pistill
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Sepals
- green leaf part - cover and protect the flower bud
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What is "Germinate / Germination) ?
Sereds grow to a plant
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Germinate / Germination
Grow
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Wha do plants need to germinate?
Water/ Oxygen / temperature
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What is a "Pistill" ?
- Female part - contains an ovary
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What is the female part of a flower? What does it produce? where?
Pistill / egg cells in the ovary
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Give example of 2 plants that reproduce by seeds.
Daffodills (flowering) / Conifers (cones)
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What does "scattering of seeds" means?
Seed dispersal
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What happens after pollination?
Fertilization
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Which part of the flower is the ovary in?
pistill
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Which part of the flower produces pollen that contains sperm cells?
stamen
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Meaning: Seed dispersal
Scattering of the seed
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What is an "Ovary" ?
- In the pistill - produces egg cells - The place where egg cells and sperm cells are combined to produce seeds.
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Give 2 examples of plants that reproduce by spores
Ferns (non-flowering/ vasular) and mosses (non flowering non-vascular)
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What is to reproduce?
to make more of the same kind/ produce offspring
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How can bees contribute to the process of "Pollination" ?
They can move the pollen to the pistill when they absorb the nectar
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Non-flowering plants reproduce by ...
Spores
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Meaning: Life Cycle of plant
Includes all of the changes the plant goes through from fertilization to death.
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What does "Seed dispersal" mean?
Scattering of seeds (plant/ animals/ wind..)
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