When all parts except the leaves of a short-day plant are covered with a light-proof cover and then subjected to short daylight/dark treatment, it will produce flower buds. When a portion of this plan

Question

When all parts except the leaves of a short-day plant are covered with a light-proof cover and then subjected to short daylight/dark treatment, it will produce flower buds. When a portion of this plant is grafted on to another plant of the same species which has been prevented from flowering by excessive exposure to light, this latter plant will also produce flower buds. Which is the best inference from this result?

Options:

Answer:

C

Solution:

Auxin hormone is responsible for photoperiodism.
The photoperiodic stimulus is received by the leaves and transmitted by auxin hormone.

TestHub · Accepted Answer

Auxin hormone is responsible for photoperiodism. The photoperiodic stimulus is received by the leaves and transmitted by auxin hormone.

Botany - Plant Growth and Development Question with Solution | TestHub

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