Ecosystem - What Are Its Components?
Chapter Name : Our Environment |
Sub Topic Code : 103_10_15_02_01 |
Topic Name : Ecosystem - What Are Its Components? |
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Sub Topic Name : Food Chains And Webs |
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Introduction
Every living being is connected to a path through food chain. When one species extinct there is chances of extinction of other species that is connected to that species.
Pre-Requisites:
Consumer, Producer, Decomposer
Activity:
We eat meat which provides us energy; goat eats grass for energy and grass produce energy from sunlight, water and soil.
Real Life Question:
How do we get energy when we eat food?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Producer | Producers provide energy for the consumers from air, water, sunlight and soil. |
| Consumers | Animals are called consumers as they eat plants and animals. |
| Decomposers | Bacteria and fungi are decomposers. They eat decaying matter like dead plants and animals. |
Learning aids / Gadgets
| Gadgets | How it can be used |
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Real life uses :
If we plant trees, herbivorous eat them, carnivorous eat herbivorous and omnivorous eat both.
Places to visit :
Pond or lake – Fishes eat small plants and fishes, there are larger fishes that eat smaller fishes and the chain continues.
Practical examples around us
| Examples | Explainations |
|---|---|
| Our world | Every living being is dependent of other for food. Like deer eats grass, lions eats deer’s etc. |
What you learn in Theory:
All living beings are connected through food chain.
What you learn in Practice:
One living thing is important for survival of other .