If a tree flowers thrice in a year (October, | vedclass

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(B) The phenomenon of flowering in response to the duration of light and dark periods is known as photoperiodism. If a plant flowers multiple times th

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Thermosensitive but photo-insensitive

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(B) The phenomenon of flowering in response to the duration of light and dark periods is known as photoperiodism. If a plant flowers multiple times throughout the year under varying day lengths (photoperiods), it indicates that the plant is not dependent on a specific critical day length for flowering. Therefore, such a plant is considered photo-insensitive. Since the question implies that the plant flowers regardless of the changing photoperiods across different seasons in Northern India, option $(b)$ is the most appropriate description in the context of typical plant physiology questions where such plants are classified as thermo-sensitive but photo-insensitive.

If a tree flowers thrice in a year $(October, January, \text{and } July)$ in Northern India, it is said to be

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