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What do Plants Need to Live? PowerPoint PPT Presentation


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What do Plants Need to Live?. SPICE . What are the major parts of a plant?. What are the major parts of a plant?. FLOWERS produce seeds and SEEDS produce new plants. Reproduction! LEAVES absorb sunlight and produce the plant's food. Photosynthesis!

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What do Plants Need to Live?

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What do plants need to live l.jpg

What do Plants Need to Live?

SPICE


What are the major parts of a plant l.jpg

What are the major parts of a plant?


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What are the major parts of a plant?

  • FLOWERS produce seeds andSEEDS produce new plants.

    • Reproduction!

  • LEAVES absorb sunlight and produce the plant's food.

    • Photosynthesis!

  • TRUNK OR STEM supports the plant and transports the fluids throughout the plant.

    • Transpiration!

  • ROOTS bring water and nutrients into the plant. They also anchor the plant.


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What do plants need to live?


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Water

  • How much water do plants need to live?

  • What happens if we never water plants?

  • What happens if we water plants every day?

  • What kind of water can we use?


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Nutrients

  • What kind of nutrients do plants need?

    • Potassium (K): used in photosynthesis

    • Nitrogen (N): used to make enzymes and cells

    • Phosphorus (P): Helps make DNA

  • Where do the nutrients come from?

    • What happens if the plant uses up all the nutrients?

  • What nutrient is the most important?


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Light

  • Why do plant need light?

  • What happens when plants don’t have light?

  • How much light do they need?

    • In the winter the day is short - but some plants still grow!

  • What kind of light?

    • Does a light bulb work?

    • Will red light or blue light work? What about a black light?


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Soil

  • Do plants need soil to grow? Why?

  • Can plants grow without soil?

    • Hydroponics!

  • Can plants grow in sand?

  • Can plants grow on rocks?


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What do plants need to live?

  • Lets create an experiment to answer one of these questions!

  • Water

  • Nutrients

  • Light

  • Soil


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