Advertisements
Advertisements
Question
Give two significant differences between:
Chlorophyll ‘a’ and Chlorophyll b ‘
Solution
| Chlorophyll ‘a’ | Chlorophyll ‘b’ |
| (i) Presence of methyl group (-CH3) at carbon atom 3 of pyrrolring 11. (ii) Chi. ‘a’ has molecular formula C55 H72 O5 N4 Mg (iii) Blue-green in colour (iv) Soluble in petroleum ether (v) Primary photosynthetic pigment |
(i) Instead of methyl group, there is present CHO group (ii) Chi ‘b’ has a molecular formula C55H70O6N4 Mg (iii) Yellow-green (iv) Soluble in methyl alcohol (v) Accessory pigment |
APPEARS IN
RELATED QUESTIONS
How is 'stratification' represented in a forest ecosystem?
Give reasons for the following:
At higher temperatures, green plants start evolving CO2 instead of O2.
Give two significant difference between:
Transpiration and Guttation
Name the scientist who has contributed to the following: Photorespiration
Name the scientist who has contributed to the following :
Photolysis of water
With the increase in the global temperature, the inhabitants of Antarctica are facing fluctuations in the temperature. Out of the regulators and the conformers, which of the two will have better chances of survival? Give two adaptations that support them to survive in the ambient environment? Give one suitable example.
Maximum contribution of 02 the environment comes from ______.
Given below is a figure of an ecosystem. Answer the following questions.
- What type of ecosystem is shown in the figure?
- Name any plant that is characteristic of such ecosystem.
