Which of the following pairs is of unicellular algae ?

1. Laminaria and Sargassum

2. Gelidium and Gracilaria

3. Anabaena and Volvox

4. Chlorella and Spirulina

Doubtly Asked 30 Oct 2026 NEET UG 2020 Practice test neet Save WhatsApp Report

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Answer: 4. Chlorella and Spirulina

Chlorella and Spirulina are unicellular and are used as single-cell protein.

Laminaria, Sargassum, Gelidium and Gracilaria are multicellular seaweeds.
Volvox is colonial, and Anabaena is filamentous.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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