Stimulus and Response

A plant growing in response to the sunlight. 

• Geotropism 
• Phototropism
• Thigmotropism
• Hydrotropism

Tags

NGSS.MS-LS1-5

The root of a plant growing down. 

• Positive Geotropism 
• Negative Geotropism 
• Thigmotropism
• Hydrotropism

Tags

NGSS.MS-LS1-5

When a plant responds to gravity it is called:

• Phototropism
• Thigmotropism
• Geotropism
• Hydrotropism

When a plant grows toward a stimuli it is known as:

• Positive
• Negative

Tags

NGSS.MS-LS1-8

When the plant responds to light, it is known as:

• Phototropism
• Geotropism
• Thigmotropism
• Hydrotropism

 A stimulus is ___________

• a change in an organisms surroundings that causes a reaction
•  process in which organisms grow larger.
• a reaction to a change in surroundings
• the result of sexual reproduction.

Tags

NGSS.MS-LS1-8

What term refers to a plant growing or moving away from a stimulus?

• Touch
• Tropism
• Dormancy
• Development

Which type of tropism?

• hydrotropism
• thigmotropism
• phototropism
• geotropism

Is light an internal or external stimulus?

• Internal
• External

What does this picture represent? 

• thigmotropism
• Phototropism
• Hydrotropism
• Geotropism