类别 全部 - leaves - photosynthesis - roots - transport

作者:Zheng Kang 9 年以前

1941

Plant Parts and Functions

Various parts of a plant play critical roles in its survival and growth. The stem is integral for transporting water, minerals, and food throughout the plant, featuring structures like phloem and xylem.

Plant Parts and Functions

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