Multiple choice

Which of the following algal groups has no motile stage?

  1. brown

  2. yellow

  3. red

  4. green
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Red algae (Rhodophyta) lack motile stages in their life cycle - both their gametes and spores are non-motile. Brown algae (Phaeophyta), yellow-green algae (Xanthophyta), and green algae (Chlorophyta) all produce motile flagellated cells at some stage.

Keep practicing — related questions