Support an argument that plants get the materials they need for growth chiefly from air and water.
Plants acquire their material from growth chiefly from air and water.
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Plan and conduct an investigation to determine if plants need sunlight and water to grow.
Use observations to describe patterns of what plants and animals (including humans) need to survive.
Plants depend on water and light to grow and on animals for pollination or to move their seeds around.
To live and grow, animals obtain food they need from plants or other animals, and plants need water and light.
Develop a simple model that mimics the function of an animal in dispersing seeds or pollinating plants.