Q.
Three of the graphs below show the absorption spectra of photosynthetic pigments. One graph shows the action spectrum of photosynthesis for a plant containing the pigments. All the x axis show wavelength. Three of the y axis show light absorption. One y axis shows the rate of photosynthesis
Chlorophyll a
Absorption
Chlorophyll b
Spectra
Carotenoids
Action
Spectrum
(a)
1
4
3
2
(b)
2
1
3
4
(c)
2
4
3
1
(d)
3
2
4
1
| Chlorophyll a | Absorption Chlorophyll b | Spectra Carotenoids | Action Spectrum | |
|---|---|---|---|---|
| (a) | 1 | 4 | 3 | 2 |
| (b) | 2 | 1 | 3 | 4 |
| (c) | 2 | 4 | 3 | 1 |
| (d) | 3 | 2 | 4 | 1 |
Photosynthesis in Higher Plants
Solution: