Stimuli and Response

What type of tropism response to water? 

• Hydrotropism

• Gravitropism

• Thigmotropism

• Phototropism

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The root of a plant responds to ............... and ................. .

• light

• gravity

• touch

• water

Which of the following plants respond to touch?

• Hibiscus

• Rafflesia

• Orchid

• Venus flytrap

What is stimuli?

• 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.

• growth toward a stimulus.

Tags

NGSS.MS-LS2-4

Identify the stimulus..."A loud noise causes you to cover your ears"

• A loud noise

• You cover your ears

Tags

NGSS.MS-LS1-8

A response is __________

• a change in the environment that causes a reaction.

• something you write on a test

• a reaction to a change in the environment

• the way plants communicate

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Tropism is a directional response of plants to ________________.

What is an example of a stimulus for plants?

• Touch

• Light

• Gravity

• Water

• all of the above

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

what type of tropism is occurring here?

• Phototropism

• Thigmotropism

• Gravitropism

• Hydrotropism

What type of tropism is occurring here?