Plan and conduct an investigation to determine if plants need sunlight and water to grow.
Plants depend on water and light to grow and on animals for pollination or to move their seeds around.
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Use observations to describe patterns of what plants and animals (including humans) need to survive.
To live and grow, animals obtain food they need from plants or other animals, and plants need water and light.
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.
Use a model to represent the relationship between the needs of different plants or animals (including humans) and the places they live.