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Unit 4 Lesson 1 What Do Plants Need?

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Presentation on theme: "Unit 4 Lesson 1 What Do Plants Need?"— Presentation transcript:

1 Unit 4 Lesson 1 What Do Plants Need?
Copyright © Houghton Mifflin Harcourt Publishing Company

2 Plant Needs Sunlight, Air, and Water
Unit 4 Lesson 1 What Do Plants Need? Plant Needs Sunlight, Air, and Water A plant needs certain things to live and grow. A plant needs sunlight, or light from the sun. It needs air and water. A plant grows toward the sun to get the light it needs. A plant uses sunlight, air, and water to make food. Copyright © Houghton Mifflin Harcourt Publishing Company

3 Unit 4 Lesson 1 What Do Plants Need?
From the Soil Soil is made up of small pieces of rock and once-living things. Nutrients are things in soil that help plants grow. A plant’s roots take in water and nutrients from the soil. Copyright © Houghton Mifflin Harcourt Publishing Company

4 Unit 4 Lesson 1 What Do Plants Need?
From the Soil Some plants do not grow in soil. They live and grow on other plants. These plants get water from rain and from the air. Copyright © Houghton Mifflin Harcourt Publishing Company

5 Unit 4 Lesson 1 What Do Plants Need?
Space to Grow As a plant grows, it gets larger. Its stem gets taller. Its leaves get bigger. A plant needs space to grow. Copyright © Houghton Mifflin Harcourt Publishing Company

6 People Helping Plants People can help plants.
Unit 4 Lesson 1 What Do Plants Need? People Helping Plants People can help plants. People water plants. They put plants in the window so they can get sunlight. People pull weeds so plants have a place to grow. Copyright © Houghton Mifflin Harcourt Publishing Company

7 People Helping Plants People also plant new plants.
Unit 4 Lesson 1 What Do Plants Need? People Helping Plants People also plant new plants. They plant seeds so flowers can grow. They plant young trees so people can enjoy them. Copyright © Houghton Mifflin Harcourt Publishing Company

8 People Helping Plants How are the flower’s needs being met?
Unit 4 Lesson 1 What Do Plants Need? People Helping Plants How are the flower’s needs being met? Copyright © Houghton Mifflin Harcourt Publishing Company

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