Download - How do plants grow and change chap 2
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How Do Plants
Grow and Change?
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How plants grow?
Most plants grow from seeds.
A seed coat is a covering that protects the seed.
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If the seed gets water and warmth, the plant in it may
start to grow.
Seeds have a PLANT inside!
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The roots grow down into the soil. Next, a stem grows
up.
Then, the leaves and flowers grow.
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Parts of a plant
stem
roots
leaves
stemleavesroots
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Last, the flowers make fruits that hold seeds. The seeds may grow into new plants.
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http://www.youtube.com/watch?v=HBEuMF2uDQU
http://www.youtube.com/watch?v=d26AhcKeEbE
Watch the video and learn!!
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How Pine Trees Grow
This pine tree does
not have flowers.
It has cones. The cones hold seeds for new trees.
Every year, more
branches and new cones grow. The trunk grows taller and thicker.
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What do seeds need?
1. air
2. water
3. sunlight
4. nutrients
What do seeds need to GROW?
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Watch the SEED GROW!
Can YOU GROW seeds?