Tropism Review

Term given to a plant's response to a stimulus?

• Photosynthesis

• Tropism

• Nuclear Fusion

• Nuclear Fission

What three stimuli do plants respond?

• Gravity, Light, Touch
• Gravity, Emotions, Sight

What are chemicals produced by a plant that controls its growth and development. 

• Oxygen
• Carbon Dioxide
• Hormones
• Seratonin

A plant's roots grow away from a rock they hit in the soil. This is an example of what?

• Negative Gravitropism
• Positive Thigmotropism
• Positive Phototropism
• Negative Thigmotropism

What speeds up the rate at which a plant's cells grow and controls a plant's response to light?

• Chlorophyll
• Auxin
• Serotonin
• Cortisol

Tags

NGSS.HS-LS1-4

What is the pigment in plants that makes them green?

• Auxin
• Beta Carotene
• Hormones
• Chlorophyll

A plant adaptation that helps it survive freezing temperatures and lack of liquid water is what?

• Photosynthesis
• Death
• Dormancy

Tags

NGSS.MS-LS4-4

A plant stem growing up is an example of what type of tropism?

• Positive Gravitropism
• Negative Gravitropism
• Negative Thigmotropism
• Positive Thigmotropism

Roots growing downward is an example of what type of tropism?

• Negative Gravitropism
• Positive Gravitropism
• Positive Phototropism

When a plant grows towards light, what type of tropism do we refer to?

• Gravitropism
• Phototropism
• Thigmotropism