Which of the following pairs is of unicellular algae?
- Gelidium and Gracilaria
- Anabaena and Volvox
- Chlorella and Spirulina
- Laminaria and Sargassum
Solution
The form and size of algae vary considerably. They are as follows:
Unicellular: Chlorella, Spirulina, etc.
Multicellular: Gracilaria, Gelidium, etc.
Branched: Laminaria
Colonial: Volvox
Filamentous: Ulothrix, Anabaena, Spirogyra.
Asked in: NEET 2020 (Phase 1)