What is an ecosystem? Definition and examples for Grade 2

📚 What is an Ecosystem?

An ecosystem is a community of living things (like plants, animals, and tiny organisms) interacting with each other and their non-living environment (like air, water, and soil). Think of it as a big neighborhood where everyone and everything has a role! 🏡

Quick Study Guide

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• Living Things (Biotic): Plants, animals, bacteria, fungi
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• Non-Living Things (Abiotic): Water, sunlight, air, soil
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• Ecosystem: Interactions between biotic and abiotic factors.
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• Sunlight: Source of energy for most ecosystems.
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• Example: A forest ecosystem includes trees, squirrels, and the soil they live on.

Practice Quiz

1. What is an ecosystem?
   1. A group of friends playing together.
   2. A community of living things interacting with each other and their environment.
   3. A single plant growing in a pot.
2. Which of these is NOT a part of an ecosystem?
   1. Sunlight
   2. A toy car
   3. A tree
3. What do plants need from their ecosystem to grow?
   1. Video games
   2. Sunlight and water
   3. Candy
4. Which animal might live in a forest ecosystem?
   1. A fish
   2. A squirrel
   3. A penguin
5. What is something non-living that plants and animals need to survive in an ecosystem?
   1. Water
   2. A teddy bear
   3. A TV
6. What is one way animals help plants in an ecosystem?
   1. By playing tag with them.
   2. By spreading their seeds.
   3. By building houses for them.
7. Which of these is an example of an ecosystem?
   1. A classroom
   2. A fish tank
   3. A playground