Which of the following, examples belongs to the same class of algae?
A. Chara, Fucus, Polysiphonia
B. Volvox, Spirogyra, Chlamydomonas
C. Porphyra, Ectocarpus, Ulothrix
D. Sargassum, Laminaria, Gracilaria
Correct Answer :
B. Volvox, Spirogyra, Chlamydomonas
Chlamydomonas, Volvox, Ulothrix, Spirogyra and Chara are green algae. The common forms of brown algae are Ectocarpus, Dictyota, Laminaria, Sargassum and Fucus. Polysiphonia, Porphyra, Gracilaria and the Gelidium are members of red algae.