Q. In which of the following, all listed genera belong to the same class of Algae?
A. Chara, Fucus, Polysiphonia
B. Volvox, Spirogyra, Chlamydomonas
C. Porphyra, Ectocarpus, Ulothrix
D. Sargassum, Laminaria, Gracilaria
Answer: Volvox, Spirogyra, Chlamydomonas
