Daily and Seasonal Changes

Front

What is a seasonal change?

Back

A seasonal change is a change that occurs at specific times of the year, such as migration of birds or flowering of plants.

Front

What is migration?

Back

Migration is the movement of animals from one region to another, often in response to seasonal changes.

Front

Give an example of migration.

Back

Whales swim hundreds of miles to mate.

Front

What is a daily change?

Back

A daily change is a change that occurs within a 24-hour period, such as the opening and closing of a plant's stoma.

Front

What is phototropism?

Back

Phototropism is the growth of a plant toward light, such as a plant bending its leaves toward the sun.

Front

What is transpiration in plants?

Back

Transpiration is the process by which water vapor is released from plant leaves, and plants can limit this by opening and closing their stoma.

Front

What is an example of a seasonal change in plants?

Back

Plants produce flowers seasonally, often in spring.

Front

What is thigmotropism?

Back

Thigmotropism is the growth of a plant in response to touch, such as vines wrapping around a support.

Front

What is gravitropism or geotropism?

Back

Gravitropism is the growth of a plant in response to gravity, with roots growing downward and stems growing upward.

Front

What is hydrotropism?

Back

Hydrotropism is the growth of a plant in response to moisture, such as roots growing toward water.