The four parts
Parts of a flower.
Inside a flower
Look closely at a flower. The outside has coloured parts, and the inside has small thread-like and tube-like parts.
What do you think is the job of a flower for the plant?
What this lesson covers
The idea
Flowers are the reproductive organs of flowering plants (angiosperms); a complete flower has four parts: sepals, the green outermost whorl covering the bud, coloured petals, stamens and the pistil.
Inside a flower
Look closely at a flower. The outside has coloured parts, and the inside has small thread-like and tube-like parts.
What do you think is the job of a flower for the plant?
- It is where the plant reproduces
- It makes the plant's food
- It takes water from the soil
Open the flower
Open each tab to light up one part of the flower.
Four parts
Flowers are the reproductive organs of flowering plants, also called angiosperms. A complete flower has four parts.
Flowers are the reproductive organs of flowering plants (angiosperms). A complete flower has four parts: sepals (the green outermost whorl covering the bud), coloured petals, stamens and the pistil.
Notes
A flower has four parts: sepals, petals, stamens (male) and the pistil (female).
Check yourself
How many parts does a complete flower have?
Answer: 4
Sepals, petals, stamens and the pistil: 4 parts.
Which part is the green outermost whorl that covers the bud?
What are the coloured projections of a flower called?
Flowers are the reproductive organs of which plants?
- Petals. The petals are the coloured projections of the flower.
- Stamens. The stamens are the male part of the flower.
- Sepals — correct. Yes!
- Petals — correct. Yes!
- Sepals. Sepals are the green covering around the bud.
- Pistil. The pistil is the female part of the flower.
- Plants that live in water. Flowers are the reproductive organs of angiosperms, which are the flowering plants.
- Flowering plants, also called angiosperms — correct. Yes!
- Moulds. Moulds reproduce by spores. Flowers belong to flowering plants.