plants. types of roots fibrous rootstaproot roots that are smallerone large root that grows straight...
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Plants
Types of RootsFibrous Roots Taproot
Roots that are smaller One large root that grows straight down
They grow in many directions It has smaller roots that branch off of it
Examples: grass, marigolds, most trees Examples: Carrots, radishes, turnips
What do roots do for plants? 1. Roots anchor the plants into the ground so they do not blow or wash away. 2. Roots also take in water and minerals from the soil.
Types of StemsGreen Stems Woody Stems
Thin, green, and bend easily Brown, woody, and do not bend easily
Produce their own food Grows thicker and taller each year
Examples: tulips, lilies, petunias Examples: trees, shrubs
What do stems do for plants? 1. Stems support the leaves, flowers, or cones.2. Stems contain tubes that carry food, water, and minerals to all parts of the plant.3. Some stems can store food for the plant.
Blade Vein Stalk/Petiole
Where photosynthesis takes place
Transports water and minerals throughout the leaf
Supports the leaf on the stem of the plant.
Parts of a Leaf
Stalk/Petiole
BladeVein
Vein Patterns
Pinnate Palmate
Broad-Leaved Plants
Simple Compound
A single blade attached to a stalk.
One stalk with several blades attached to it.
Dormancy: The state of much lower activity
Why do trees enter a state of dormancy?– There is less sunlight for photosynthesis– To save energy
Transpiration: The giving off of water vapor by plants (excess water that leaves a plant)