Plant and Animal Responses to the Environment

What is phototropism?

• Response to water
• Response to touch
• Response to gravity
• Response to light

What is geotropism?

• Response to water
• Response to touch
• Response to gravity
• Response to light

Response to WATER is called ________.

• Phototropism
• Hydrotropism
• Thigmotropism
• Geotropism

Response to TOUCH is called ________.

• Phototropism
• Hydrotropism
• Thigmotropism
• Geotropism

A 24 hour cycle

• Circannual

• Circalunar

• Circatidal

• Circadian

A time when when metabolic activities come close to a complete stop

• Dormancy

• Hibernation

• Sleeping

• Summer holidays

A time when metabolic activities are lowered for a long period of time

• Dormancy

• Sleeping

• Biology class

• Hibernation

What is a tropism?

• changes in an organism’s environment that cause a response.

• plant’s response to the number of hours of darkness in its environment.

• substances that act as chemical messengers within plants.

• response that results in plant growth toward or away from a stimulus.

Tags

NGSS.MS-LS1-5

What type of tropism response to water? 

• Hydrotropism
• Gravitropism
• Thigmotropism
• Phototropism

A vine plant brushes against a fence and wraps itself around the fence.  To what stimulus is the plant responding? 

• phototropism
• hydrotropism
• thigmotropism
• gravitropism