Plant Parts and Functions

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Grade 3: Parts of a plant

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River Tillingbourne

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Plant Parts and Functions

Stem

Inside the stem

Phloem (Food-Making Stem)

Xylem (Water-Making Stem)

To transport food made by the leaves to the rest of the plant

To transport water and dissolved mineral salts from the roots to the rest of the plant

Clambering Stems

Aerial Stems

Succulent Stems

Woody and Non-Woody

Leaves

Parts

Midrib

Blade

Veins

Photosynthesis and respiration

Respiration

Photosynthesis

Arrangement

Compound

Simple

Shape

Needle-like

Oval

Spiked

Heart

Round

Edges

Entire

Lobed

Toothed

Vein Patterns

Network

Parallel

To trap light energy from the sun using the green pigment inside it (chlorophyll) to make food (photosynthesise) such as glucose (C6H12O6)

Roots

Functions

To anchor the plant firmly to the ground

Take in water and dissolved mineral salts from underground

Types

Clasping Roots

Fibrous Root System

Tap-Root