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Published byGrant Cole Modified over 6 years ago
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WARM UP “The apple may not fall far from the tree, but the seeds can go a long way.” What does this mean to you? Is this true for plants? Why?
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Pollination and Dispersal
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Pollination Strategies
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Wind Pollination Small petals, exposed parts
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Wind Pollination Lots of pollen ragweed pollen
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Water Pollination Uncommon Floating parts
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Animal Pollination - Bee
Shallow flowers and bright colors Purple, yellow “targets”
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Animal Pollination - Butterfly
Long, narrow tube Bright colors
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Animal Pollination - Moth
Long, narrow tube Pale colors Open at night
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Animal Pollination - Bird
Bright red Deep, wide tube Hang upside down No scent
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Animal Pollination – Fly
Shallow Pale color Can look and smell like rotting meat
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Dispersal Strategies “The apple may not fall far from the tree, but the seeds can go a long way.”
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Wind Dispersal Dry fruits Float easily Shaped for gliding
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Water Dispersal Fruits can float
Why did you think palm trees grow on the beach…to get a tan?
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Animal Dispersal - Sticking
Fruits have hooked barbs to stick to animal fur (or clothes!)
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Animal Dispersal – Passing Through
Seeds need to be eaten Fruits are colorful and sugary Ripen when seeds are mature
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WRAP UP List 3 animals that can pollinate plants.
List 2 ways seeds can travel.
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WARM UP List 3 types of fruits (pepo, pome, etc.) that could use a wind dispersal strategy.
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Microscope Slides Lab Pine Fertilization
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WRAP UP List 3 types of fruits (samara, legume, etc.) that could be best dispersed by animals.
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WARM UP List 15 terms you will need to know for the upcoming test.
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