Question

The members of class Rhodophyceae are commonly known as brown algae

Answer 1

rhodophyceace - red algea

Phycophyceace - brown algea

Answer 2

Answer:

The members of class Rhodophyceae are commonly called as Red algae.

Explanation:

The red colour is due to the predominance of the red pigment,

r-phycoerythrin in their body.Majority of the red algae are marine with greater  concentrations found in the warmer areas.They occur in both well-lighted regions close to the surface of water and also at great depths in oceans where relatively little light penetrates.

Major pigments- chlorophyll a,d,phycoerythrin

stored food-floridean starch

cell wall- made up of cellulose,pectin and poly sulphate esters

p.s:- Refer class 11 NCERT Biology(pg.no.33)

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