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22 Cards in this Set
- Front
- Back
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The two stages in a plants life are...
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Gametophyte and sporophyte.
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What happens in gametophytes and sporophyte life cycles?
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They create spores and produce eggs.
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What must happen in order for a plant to reproduce sexually?
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they must create sperm.
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Where do eggs form in nonvascular plants?
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in two separate structures.
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what happens when water covers clumps of the nonvascular gametophytes?
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The eggs float to the sperm and become fertilized.
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How are both vascular and nonvascular plants similar?
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They both need water to reproduce.
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Trees and shrubs that do not have fruits or flowers are...
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gymnosperms
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seeds can live in many places because...
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most can sexually reproduce without water.
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most gymnosperms have structures called...
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cones.
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pollen contains...
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sperm.
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wind transfers pollen to the male cone to the female cone during....
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pollination.
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where do gametophytes grow in angiosperms? |
within flowers.
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when pollen is moved from the anther of a plant to the stigma _______ takes place.
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Pollination.
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When sperm infuses with the egg inside the ovule of a plant ____________ takes place.
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fertilization.
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after fertilization takes place, the ____ becomes a seed.
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egg.
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After fertilization takes place, the _______ becomes a fruit.
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seed.
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fruits do what as they swell and ripen?
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protect the plant.
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seeds need _____, _______, and _________ to sprout.
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water, warm temperatures, and oxygen.
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Angiosperms have an advantage during asexual reproduction because...
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they do not need another plant to help reproduce.
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plantlets are...
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Tiny plants that grow along the edges of a plant's leaves and fall off and grow on their own.
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tubers are...
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underground stems that new plants can grow from.
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runners are...
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above ground stems that new plants can grow from.
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