Comic Tropism
نص القصة المصورة
- Tropism is the turning of all or part of an organism in a particular direction in response to an external stimulus.
- What make the roots of that plant grow down and not up?
- Its called geotropism. Geotropism the growth of the parts of plants with respect 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.
- Is it just me or is that sunflower facing the sun?
- No, your right. That is called phototropism. Phototropism is the orientation of a plant or other organism in response to light
- Its called hydrotropism. Hydrotropism is the growth or turning of plant roots toward or away from moisture, Which makes it grow in water.
- Why is there plants growing in the water?
- why are these plants growing in objects and not in the ground?
- Its called thigtropism. Thigtropism is the turning or bending of a plant or other organism in response to a touch stimulus.
- Those are the 4 different ways tropism can be formed as.
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