write two difference between phototropism and geotropism
anonymous2321:
phototropism- it is the movement of plant part towards light(stimulus). ex - auxin. Geotropism- it is the movement of plant part in the direction of gravity. two types are positive geo. and negative geo.
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the orientation of a plant or other organism in response to light, either towards the source of light ( positive phototropism ) or away from it ( negative phototropism ).
the growth of the parts of plants in response to the force of gravity. The upward growth of plant shoots is an instance of negative geotropism ; the downward growth of roots is positive geotropism.
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