NEET2007BotanyPlant KingdomActual
If you are asked to classify the various algae into distinct groups, which of the following characters you should choose?
Options
- Anature of stored food materials in the cell
- Bstructural organization of thallus
- Cchemical composition of the cell wall
- Dtypes of pigments present in the cell.
Correct answer
D. types of pigments present in the cell.
Step-by-step solution
Algae are a group of chlorophyllous, nonvascular plants with thallus plant body. Different algae show different pigments present in the cell like chlorophyll - a, b, xanthophylls, carotenes etc. These pigments provide the base for classification of various groups of algae into different classes. Chlorophyceae possess chlorophyll - a, b pigments, Phaeophyceae has fucoxanthin, and Rhodophyceae has r-phycocyanin.