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What do you mean by photoperiodism?...

What do you mean by photoperiodism?

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**Step-by-Step Solution:** 1. **Definition of Photoperiodism**: Photoperiodism is the physiological reaction of organisms to the length of day or night. It is primarily observed in plants, which respond to the relative lengths of light and darkness. 2. **Components of Photoperiodism**: The term "photo" refers to light, while "periodism" refers to the duration of time. Therefore, photoperiodism involves the response of plants to the duration of light and dark periods in a 24-hour cycle. 3. **Importance of Photoperiodism**: Photoperiodism is crucial for various plant processes, especially flowering. Different plants have different requirements for light and dark periods to initiate flowering. ...
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