BJU Press Life Science 9A

A plant’s growth toward or away from a stimulus

• Auxin

• Hormones

• Stimulus

• Tropism

Anything that causes a response from a plant

• Auxins

• Cytokinins

• Hormones

• Stimulus

Growth toward a stimulus

• Negative tropism

• Positive tropism

Growth away from a stimulus

• Negative tropism

• Positive tropism

A plant's growth toward or away from light

• Gravitropism

• Phototropism

• Thigmotropism

Tags

NGSS.MS-LS1-5

A plant's growth toward or away from gravity

• Gravitropism

• Phototropism

• Thigmotropism

A plant's growth toward or away from touch

• Gravitropism

• Phototropism

• Thigmotropism

A plant's growth toward light

• Positive Thigmotropism

• Negative Gravitropism

• Positive Phototropism

• Negative Photropism

Tags

NGSS.MS-LS1-5

A plant's growth away from light

• Positive Thigmotropism

• Negative Gravitropism

• Positive Phototropism

• Negative Phototropism

Growing toward the pull of gravity

• Positive Thigmotropism

• Negative Thigmotropism

• Positive Gravitropism

• Negative Gravitropism