Tropisms/Stimulus & Response

What type of tropism is response to touch? 

• Gravitropism
• Phototropism
• Thigmotropism
• Hydrotropism

This picture would represent which type of tropism?

• Phototropism
• Geotropism
• Hydrotropism
• Thigmotropism

Changes in an organism's environment that cause a response

• Tropism
• Hormone
• Stimuli
• Response

Tags

NGSS.MS-LS2-4

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

• phototropism
• hydrotropism
• thigmotropism
• gravitropism

Which of the following is an example of the effects of geotropism?

• Monarch butterflies migrate from Canada to Mexico each year.
• A hippopotamus submerges itself in water until the Sun goes down.
• A wilted flower returns to an upright position after being watered.
• A potted plant falls on its side, but it roots still grow downward.

Which of the following would be the appropriate stimulus and response for geotropism?

• Stimulus= Touch; Response= Close leaves
• Stimulus= Gravity; Response= roots grow down, stem grows up
• Stimulus= gravity; Response= grows toward the light
• Stimulus= Light; Response= roots grow toward water

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

• response 
• distraction
• stimulus
• development

Which of the following responses is a plant growing toward or leaning toward light?

• thigmotropism
• hydrotropism
• phototropism
• gravitropism

Tags

NGSS.HS-LS1-5

Through which process do plants obtain energy?

• Transpiration
• Photosynthesis
• Respiration
• Precipitation

Tags

NGSS.MS-LS1-6

A sunflower turns toward the sun, what type of tropism would this be? 

• Hypothyroidism 
• Phototropism
• Thigmotropism
• Geotropism