why does the flower of dandelion opens up in the morning and closes in the evening?explain

photonasty is the nastic movement of a plant in response to light. thus, the stimulus in photonasty is light. A dandelion flower opens up in the morning in bright light but closes in the evening when the light fades and it gets dark . The opening and closing of petals of dandelion flowers in response to the intensity of light is an e.g. of nastic movement in which the stimules is light. In other words , it is an e.g. of photonasty.

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photonasty is the nastic movement of a plant in response to light. thus, the stimulus in photonasty is light. A dandelion flower opens up in the morning in bright light but closes in the evening when the light fades and it gets dark . The opening and closing of petals of dandelion flowers in response to the intensity of light is an e.g. of nastic movement in which the stimules is light. In other words , it is an e.g. of photonasty.

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