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14 Cards in this Set
- Front
- Back
dormant
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describes the inactive state of a seed or other plant part when conditions are unfavorable to growth
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what is the largest and most diverse group of plants?
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flowering plants
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what happens during sexual reproduction
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an egg is formed fertilized by a sperm
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where does fertilization take place?
A: within a box of cheerios B:outside the plant C:inside the plant D:all of the above |
c
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pollination and fertilization: step 1
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Pollen grains land on the stigma and begins to grow pollen tubes
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pollination and fertilization:
step 2 |
sperm travel down the tubes and fertilizes the eggs
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seed reproduction:
step A |
a mature plant produces a flower. pollination and fertilization takes place
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seed reproduction:
step B |
each ovule within the flower's ovary contains a fertilized egg.
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seed reproduction:
step C |
petals and stamens fall away
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seed reproduction:
step D |
the ovary becomes the fruit, and each ovule becomes a seed. eventually,the fruit ripens, all seeds are dispersed
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seed reproduction:
step E |
each seed contains a tiny plant. If a seed sprouts, or begins to grow, it will become a new plant
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plantlets
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tiny plants grow along the edges of a plant's leaves. These plantlets fall off and grow on thier own
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tubers
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underground stems, or tubers, can produce new plants after a dormat season.
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runners
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above-ground stems from which new plants can grow called runners
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