67. Plant Hormones: Tropisms

Match it! Select the correct answer from the pull down...Good luck!

Roots undertake positive geo tropisms because they grow downward in the soil.

Positive tropisms is when plants grow away from the stimulus.

Roots undertake negative photo tropisms because they grow downward in the soil.

Stems are

Roots undertake ___________ tropisms because they grow downward in the soil.

Growth in response to a stimulus is called a tropism.

Growth in response to light

Negative tropisms are when growth is away from the stimulus.