Biology Chemical Stimuli

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Chemical Coordination in Plants
Chemical Coordination in Plants
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Light
Phototropism
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Gravity
Geotropism
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Water
Hydrotropism
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How do Roots react to Phototropism?
They go away from light
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How do Shoots react to Phototropism?
They go towards light
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How do Roots react to Geotropism
They go towards Gravity
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How do Shoots react to Geotropism
They go away from Gravity
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How do Roots react to Hydrotropism?
They do towards water
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How do Shoots react to Hydrotropism?
Water has no effect on them
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What amount of Plants react to Phototropism?
Almost all plants react to light
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What amount of Plants react to Geotropism?
Almost all plants react to light
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What amount of Plants react to Hydrotropism
Only a few plants roots react to water
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What are Auxins
A plant hormone which causes the elongation of cells in shoots and is involved in regulating plant growth.
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Where are Auxins found during phototropism?
At the shaded sides of a Shoot.
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Where are Auxins found during Geotropism?
At the Tips of the roots.
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Other cards in this set

Card 2

Front

Phototropism

Back

Light

Card 3

Front

Geotropism

Back

Preview of the back of card 3

Card 4

Front

Hydrotropism

Back

Preview of the back of card 4

Card 5

Front

They go away from light

Back

Preview of the back of card 5
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