science
Grade-2
Easy
Question
The figure shows an experiment. The plant is responding to:
- Torch
- Sunlight
- Gravity
- Water
Hint:
Photoperiodism ie the time period of light that a plant need for flowering
The correct answer is: Sunlight
- This is called photoperiodism. They set their flower buds at night so they need more than 12 hours of darkness.
- Some plants are so sensitive to light that even a short blink of light will prevent them from setting buds.
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