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योजना लॉगिन
Grade 5

Ecosystems, food webs, and balance

Understand how plants, animals, and decomposers depend on one another inside an ecosystem.

Category: World Around Us 11 min Advanced
Aa Tap Say वाचा

A food chain shows one path of energy, but a food web shows many connected paths. If one part changes, other parts can be affected too.

Listen and learn

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G Picture card
Sound card Quick practice

Green plants make food using sunlight, so they are producers.

ecosystem role

Producers begin many food chains.

Example: Plants are producers because they make their own food.

A Picture card
Sound card Quick practice

A rabbit may eat grass, and a fox may eat the rabbit.

food chain link

Each step shows energy moving through living things.

Example: This is part of a food chain.

I Picture card
Sound card Quick practice

If too many insects disappear, birds that depend on them may struggle to find enough food.

balance idea

Changes in one group can affect another group.

Example: Food webs are connected and sensitive to change.

B Picture card
Sound card Quick practice

Big idea: Ecosystems stay healthier when many living things and habitats remain in balance.

summary

Balance helps the system keep working.

Example: Ecosystem health depends on relationships between living things.

More in this topic

Keep the reading rhythm going with another tiny lesson.

Grade 5

Matter and change

Observe how materials can change by heating, cooling, mixing, or dissolving, and notice which changes can reverse.

Grade 5

Simple machines and work

Learn how tools such as levers, pulleys, wheels, and inclined planes make work easier.