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Harcourt Science, 3rd grade (2000) - Unit A, Chapter 1


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How does a plant take in water from the soil?
Roots take in water and minerals from the soil?
True or false: All plants need the same amount of water.
FALSE. A cactus needs very little water. Other plants, like water lillies, need a lot of water.
True or false: Plants live all over the world.
Do plants grow in the desert?
Does every plant have all four parts (roots, stem, leaves, flowers)?
True or false: Most plants have many leaves.
What two things do leaves take in for the plant?
1. Air
2. Light
True or false: Leaves come in many shapes and sizes.
Name some of the ways leaf shapes are different.
1. Wide or narrow.
2. Flat or thick.
3. Small or large.
4. Smooth or rough edges.
What plant part carries water to the other parts of the plant?
What is the South Carolina state tree?
Sabal Palmetto (or Cabbage Palmetto).
What does the Carolina Jessamine (Yellow Jessamine) look like?
A climbing plant which grows upon trees and fences and bears a many yellow, funnel-shaped flowers an inch in diameter.
What is the South Carolina state flower?
Carolina Jessamine (or Yellow Jessamine)
What does the Sabal Palmetto (Cabbage Palmetto) look like?
Leaf: Alternate, palmately compound, fan shaped; leaflets very long (4 to 6 feet) and lance shaped, leaf stalks are long, extend through the leaf, and are without sharp edges; green in color, overall leaf nearly round and several feet long.

Flower: Small white flowers occurring on large (several feet), branched clusters, appearing in early summer.

Fruit: Fleshy drupe, nearly round, 1/3 to 1/2 inch across, dark shiny blue, maturing in early fall and persistent into the winter.

Twig: Absent, since leaves appear directly out of unbranched trunk.

Bark: Gray brown, tough, splits vertically.

Form: Tall (to 80 feet), straight trunk with a short rounded crown.
True or false: Leaves are plant parts that grow out of the roots.
FALSE. Leaves grow out of the stem.
What plant part holds the plant in the ground?
What plant part supports the leaves and branches of a tree?
The stem (or trunk).
Name four things a plant needs to live.
1. Sun
2. Air
3. Rain
4. Soil

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