Response to Stimuli

what type of tropism is occurring here?

• phototropism

• thigmotropism

• gravitropism

• tropictropism

what type of tropism is occurring here?

• phototropism

• thigmotropism

• geotropism

• tropictropism

Changes in an organism's environment that cause a response

• Tropism
• Hormone
• Stimuli
• Response

Tags

NGSS.MS-LS2-4

When the plant grows toward the stimuli

• Positive
• Negative

Tags

NGSS.MS-LS1-5

When the plant grows away from the stimuli

• Positive 
• Negative

Tags

NGSS.MS-LS1-8

A stimulus is ___________

• a change in an organisms surroundings.

• process in which organisms grow larger.

• a reaction to a change in surroundings

• tropism

Which of the following is an organism’s reaction to a change in its surroundings?

• response 
• distraction
• stimulus
• development

Plant’s roots grow down, anchoring it into the soil. To what stimulus is the plant responding?

• thigmotropism
• hydrotropism
• phototropism
• gravitropism

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

• Touch
• Tropism
• Dormancy
• Development

When plants move in response to LIGHT, it is called:

• Gravitropism 
• Phototropism
• Hydrotropism 
• Thigmotropism