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stimuli and responses in plants - Coggle Diagram
stimuli and responses in plants
Tropism
derectional response of plants to stimuli
light
gravity
water
touch
positive
the part of plant which will grows towards a stimulus
negatif
the part of plant which grows away from a stimulus
phototropism
light
shoots pf plants
to carry out photosynthesis
hydrotopism
water
roots of plants
absorb dissolved mineral salts to stay alive
geotropism
gravity
roots - positive
shoots - negative
thigmotropism
touch
tendrils / twining stems
enables plants to grow upwards to obtain sunlight
nastic movement
touch
Mimosa sp.
responds to touch by folding its leaves inwards when touched