Question

Differentiate between green algae, brown algae and red algae in respect of pigments and reserve food material.

Answer 1

Differences between red, brown and green algae in respect of pigments and reserve food material :

S.NO.	Green algae	Brown algae	Red algae
(i)	Pigments present are chlorophyll a chlorophyll b, carotenes and xanthophyll,	In brown algae, fucoxanthin, chlorophyll a and c type are present,	Red in colour due to presence of phycoerythrin, as well as chlorophyll a and b type are present
(ii)	The reserve food is starch.	The reserve food is laminarian starch.	Food is stored in the form of floridean Starch.