classification of plants form 2
TRANSCRIPT
Classification of
plants
In the end of this lesson, students should be able to :
• Classify various plants based on common characteristic.
PLANTS
FLOWERING PLANTS NON- FLOWERING
PLANTS
FLOWERING PLANTS
• Produce flowers for reproduction• Reproduce through seeds.
• Flowering plants are classified according to the number of cotyledons in their seeds, that is:
• one ( mono-) cotyledons.• two ( di-) cotyledons.
Plants
Flowering plants
Dicotyledons
Monocotyledons
Non-flowering plants
Dicotyledons Monocotyledons
Examples : balsam , sunflower, hibiscus, rose, durian trees.
Examples : maize, sugar cane, banana, paddy, lily, coconut
Dicotyledons Monocotyledons
Dicotyledons Monocotyledons
The stems are usually hard and woody
Their stems lack woody tissues. Most of them are herbaceous plants.
algae
mosses
Ferns
conifers
Non flower
ing plant
Algae
• Do not have true roots, stems and roots
• Live in water and moist places
Mosses
• Simple plants with stems and small leaves but no roots
• Live on land in moist and shady places
Fern
• Live on land in moist and shady places
• Reproduce through spores
Conifers
• Do not produce flowers but cones
Importance of biodiversity
Medicine & herbs
Raw materials
Clean water
Fresh water
Food