3.L.14.2 - Plants respond to Stimuli

Front

What do plants do in response to light?

Back

Plants grow stems and leaves toward the light.

Front

How do plants respond to gravity?

Back

Roots grow downward and stems grow upward.

Front

What is the main stimulus that affects plant growth direction?

Back

Light.

Front

What happens to a plant's leaves when they are near a light source?

Back

The leaves and stems bend toward the light.

Front

What is phototropism?

Back

The growth of a plant toward light.

Front

What is gravitropism?

Back

The growth of a plant in response to gravity.

Front

How do roots respond to gravity?

Back

Roots grow downward.

Front

How do stems respond to gravity?

Back

Stems grow upward.

Front

What is a stimulus?

Back

A change in the environment that causes a response in an organism.

Front

What do plants need to grow?

Back

Light, water, nutrients, and air.