Tropism

This is a good picture of geotropism . Geotropism is a plants growth in response to gravity. See how the plants roots grew down, but it's stem and leaves turned and grew up.

This is a picture of phototropism. Photo tropism is a plants growth in response to light or heat. In this picture you can see how the plant angled itself to absorb more sunlight.

This picture is an example of thigmotropism. Thigmotropism is a plants response to touch. In this picture you can see that a plants arms reached out, felt the chain and grabbed it. This makes the plant more sturdy.

This picture is an example of hydrotropism. Hydro tropism is a plants roots reaction to water they will grow toward or away from the water.in this picture you can see the roots on the plant growing down to the water to supply the plant.