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6.L.2.2

Plant Response to External Stimuli - Tropism - Dormancy/Germination

TermDefinition
Dormancy Period of inactivity in which a mature seed does not sprout until favorable conditions are met.
Germination The process in which a seed begins to sprout into a plant.
Tropism The turning of part of an organism in response to an external stimulus.
Positive Tropism The turning of part of an organism towards an external stimulus.
Negative Tropism The turning of part of an organism away from an external stimulus.
Phototropism An organism responds to a light stimuli.
Gravitropism An organism responds to gravity stimuli.
Thigmotropism An organism responds to touch stimuli.
Thermotropism An organism responds to heat stimuli.
Long-day Plants Plant that requires more day light than night time.
Short-day Plants Plant that requires less day light than night time.
Photoperiod Length of daylight
Created by: codymcmaster
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