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प्रश्न
Which of the following is not a photosynthetic pigment?
पर्याय
Carotene
Xanthophyll
Phycobillins
Anthocyanin
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उत्तर
Anthocyanin
Explanation:
Anthocyanin is a purple colour pigment in plants which is responsible for imparting colour to the plant part and does not play any role in photosynthesis.
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संबंधित प्रश्न
What do you understand by photoperiodism and vernalisation? Describe their significance
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?
In short-day plants (SDP), flowering is induced by ______.
The photoperiod in plants is perceived at ______.
______ of a vegetative plants are the sites of photoperiodic perception.
Nicotiana tabacum, a Short Day Plant, when exposed to more than critical period of light fails to flower. Explain.
What are long-day plants (LDP)? Give two examples.
How many statements are correct for phytochromes?
- Phytochrome pigment exists in two forms.
- Two forms of phytochrome are interconvertible.
- Pfr form of phytochrome inhibits flowering in SDP, during day time.
- Pfr form of phytochrome inhibits flowering in LDP, during day time.
- During day time Pr form accumulates in plants.
While studying flowering behaviour in ______ and ______ plant, Garner and Allard discovered photoperiodism.
