๐Ÿ“š Grade 4 Science: Lessons B.E.S ๐Ÿ“š

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Lessons 1.10: Study ecosystems and food webs.

Lesson 1.1: What is an Ecosystem?

An ecosystem is a community of living and non-living things interacting together.

Example: "A forest has trees, animals, water, and air that all work together."

Quiz: What makes up an ecosystem?

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Lesson 1.2: Types of Ecosystems

There are different types of ecosystems, including forests, oceans, deserts, and grasslands.

Example: "A rainforest is warm and wet, while a desert is dry and hot."

Quiz: Which ecosystem is hot and dry?

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Lesson 1.3: What is a Food Chain?

A food chain shows how energy moves from one living thing to another.

Example: "A plant is eaten by a rabbit, and the rabbit is eaten by a fox."

Quiz: What does a food chain show?

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