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🌳 Ecosystems

Discover how living things and their surroundings work together as one team!

lessons

~15 min

to learn

🔬 Science

subject

Ages 6–12

level

Start the course →

What you’ll learn

Describe what an ecosystem is and identify its living (biotic) and non-living (abiotic) parts.An ecosystem is a place where living things and their surroundings work together. It has biotic parts like plants and animals and abiotic parts like sunlight and water. Energy flows through food webs, and every part depends on the others.
Compare ecosystems of different sizes and explain biomes, habitats, and how to keep ecosystems healthy.Ecosystems range from a tiny log to a huge rainforest, and big areas of similar ones form biomes. Each creature has a habitat that meets its needs. Protecting habitats and reducing pollution keeps ecosystems balanced and healthy.

Questions this course answers

What is an ecosystem?

An ecosystem is a place where living things and non-living surroundings all connect and depend on one another.

Which of these is a non-living (abiotic) part of an ecosystem?

Abiotic factors are non-living parts like sunlight, water, air, and soil.

What do we call all the connected food chains in an ecosystem?

When many food chains connect together, they form a food web showing how creatures rely on each other.

What is a biome?

A biome is a very large area, like a desert or rainforest, defined by its climate, plants, and animals.

A habitat is best described as...

A habitat is the place within an ecosystem that gives a creature food, water, shelter, and space.

Which action helps keep ecosystems healthy?

Protecting habitats, keeping water clean, and planting trees all help ecosystems stay balanced and healthy.

Grounded in trusted sources

National Geographic Education, "Ecosystem" (education.nationalgeographic.org/resource/ecosystem/)
National Geographic Education, "Biotic Factors" (education.nationalgeographic.org/resource/resource-library-biotic-factors/)
Encyclopaedia Britannica, "Ecosystem" (britannica.com/science/ecosystem)
National Geographic Education, "Marine Ecosystems" (education.nationalgeographic.org/resource/marine-ecosystems/)

Every Wunder lesson is built from real, reputable sources — never invented.

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