Angiosperms
Chapter Name : Plant Kingdom |
Sub Topic Code : 103_11_03_05_01 |
Topic Name : Angiosperms |
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Sub Topic Name : Angiosperms |
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Introduction
Angiosperms are flower bearing plants unlike the gymnosperms.
Pre-Requisites:
What are gymnosperms?
Activity:
Put some glue on a paper and shake a flower on top of it. See the pollen grains that fall and stick to the glue on the paper.
Real Life Question:
Do all plants have flowers? Is flower in anyway useful to a plant?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Flowers Monocotyledons Dicotyledon Pistil/Carpel Stamen Pollen grains Ovules | Specialized structure in angiosperms where pollen grains and ovules are developed. Flowering plants with only one cotyledon in the seed. Flowering plants with two cotyledons in the seed. Female sex organ. Male sex organ Male gametes Female gametes |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Observe a flower with the naked eye. | Identify pistil and stamen. See exposed pollen on stamen. |
Places to visit :
Biology Laboratory, garden
Practical examples around us
| Examples | Explainations |
|---|---|
| Rose plant is an angiosperm. |
What you learn in Theory:
Angiosperms have flowers and bear fruits that enclose the seeds.
What you learn in Practice:
If plants have flowers, they are likely to bear fruits.