The Stem

Key Notes :

Definition of a Stem

• The stem is the part of a plant that grows above the ground and supports the leaves, flowers, and fruits.

Functions of a Stem

• Supports the Plant: The stem holds the plant upright.
• Carries Water and Nutrients: It transports water and minerals from the roots to the leaves and flowers.
• Stores Food: In some plants, the stem stores food (e.g., sugarcane, potato).

Types of Stems

• Soft Stems: Found in small plants and herbs (e.g., mint, spinach).
• Hard Stems: Found in trees and shrubs (e.g., mango tree, rose bush).

Parts of the Stem

• Nodes: The points on the stem where leaves or branches grow.
• Internodes: The space between two nodes.

Examples of Stems We Eat

• Some stems are edible, such as celery, sugarcane, and potato.

Importance of the Stem

• Helps plants grow tall and reach sunlight.
• Moves food made by leaves to other parts of the plant.
• Stores water and food in some plants.

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