Plants Respond to their Environment

Front

What is an organism’s reaction to a stimulus called?

Back

Response

Front

How do plants respond to light?

Back

Stems and leaves grow toward the light.

Front

What happens to leaves when daylight hours decrease?

Back

Leaves stop making chlorophyll, change color, and then fall off the plant.

Front

What is an example of a plant responding to touch?

Back

Vines coil around trees.

Front

What do plants need to grow?

Back

Light, water, nutrients, and air.

Front

What is the process by which plants make their food using sunlight?

Back

Photosynthesis.

Front

What part of the plant typically grows toward gravity?

Back

Roots.

Front

What part of the plant typically grows away from gravity?

Back

Stems and leaves.

Front

What is chlorophyll?

Back

A green pigment in plants that helps with photosynthesis.

Front

What is a stimulus?

Back

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