Science 3 plant parts-root and stems
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Transcript of Science 3 plant parts-root and stems
The different parts of the plants do different jobs.
Plants and trees have roots, they hold the plants in the soil.
Roots take water from the soil;
Water travels up the stem to the leaves;
Roots keep trees standing in the wind
There are different types of root:
This is a storage root:
Stems:
The stem grows up from the ground.
The stem carries water from the root to the leaves and flowers:
In the stem there are xylem and phloem:
The rings in a tree trunk show how many years it grow for:
Check your progress:
• How does water travel through the plant?
• What types of root do you know?
• What are the roots for?
• What are the stems for?
• What are the names of the hollow tubes in the stem?
• What is a trunk?
• How can we guess the age of the tree?