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प्रश्न
Very Short Answer Question:
Define photoperiodism.
उत्तर
The relative length of the day which is crucial in the growth and development of flowers is termed as photoperiodism.
OR
The response of plants to the relative length of light and dark periods with reference to the initiation of flowering is called photoperiodism.
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संबंधित प्रश्न
What do you understand by photoperiodism and vernalisation? Describe their significance
Both a short day plant and a long day plant can flower simultaneously in a given place. Explain.
What is short day plant? Give any two examples.
Long Answer Question:
Describe the types of plants on the basis of photoperiod required, with the help of suitable examples.
Which one of the following is NOT an example of long day plants?
The site of perception of light in plants during photoperiodism is ______
______ of a vegetative plants are the sites of photoperiodic perception.
Classify the following plants into Long-Day Plants (LDP), Short Day Plants (SDP) and Day Neutral Plants (DNP) Xanthium, Henbane (Hyoscyamus niger), Spinach, Rice, Strawberry, Bryophyllum, Sunflower, Tomato, Maize.
Light plays an important role in the life of all organisms. Name any three physiological processes in plants which are affected by light.
Fill in the blanks:
Pigment involved in Photoperception in flowering plants is ______.
