Question

Mannitol is reserve food in

• A. Rhodophyceae
• B. Chlorophyceae
• C. Phaeophyceae
• D. Xanthophyceae

Answer 1

Answer: (C)

Phaeophyceae

Answer 2

Class Phaeophyceae includes brown algae Brown algae are marine plants. Chief pigments found in the members of this class are chloropyll $a$ and $c$ $\beta$-carotene, violaxanthin, fucoxanthin, lutein, diatoxanthin. Reserve food is laminarin, mannitol and oils.