Which of the following act as accessory pigments?
- AChlorophyll-$b$
- BCarotenoids
- CXanthophylls
- DAll of the above
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Which of the following pigments is yellow in colour?
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View SolutionThe absorption spectrum of chlorophyll and the action spectrum of photosynthesis are identical because
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View SolutionMatch the pigments given in List-Iwith their colour in chromatogram given in List-II.
List-I(Pigments)
List-II(Colour in chromatogram)
1. Chlorophyll 'b'
p. Yellow orange
2. Carotenoids
q. Orange red
3. Chlorophyll 'a'
s. Blue green
4. Xanthophylls
r. Yellow
-
t. Yellow green
Choose the correct option from the following:
| List-I(Pigments) | List-II(Colour in chromatogram) |
| 1. Chlorophyll 'b' | p. Yellow orange |
| 2. Carotenoids | q. Orange red |
| 3. Chlorophyll 'a' | s. Blue green |
| 4. Xanthophylls | r. Yellow |
| - | t. Yellow green |
$A$: Carotenoids protect plants from excessive heat and prevent photooxidation of chlorophyll.
$R$: Carotenoids enable a wider range of wavelengths of incoming light to be utilized for photosynthesis.
$R$: Carotenoids enable a wider range of wavelengths of incoming light to be utilized for photosynthesis.
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View SolutionLeaves appear green because they
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