Science

2nd

grade

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Ecology

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15 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    What is compost ?

    Fertilizer

    Plant material

    Organic materials turn to soil

    Food

  • 2. Multiple Choice
    30 seconds
    1 pt

    What are the equation for compost ?

    Yellow Mix + Red Mix

    White Mix + Black Mix

    Blue Mix + Yellow Mix

    Green Mix + Brown Mix

  • 3. Multiple Choice
    30 seconds
    1 pt
    Image

    What is Green Mix ?

    Green vegetables

    Materials that rich in nitrogen or protein

    Cardboard and paper

    Straw or hay

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