Which of the following statements about algae is incorrect?
Only certain brown algae (Phaeophyceae) produce algin, not all algae.
Ref: NCERT Class 11 Biology Chapter 3: Plant Kingdom Algae - Phaeophyceae and Rhodophyceae
#algae statements
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Which of the following statements about Phaeophyceae is correct?
The plant body of Phaeophyceae (brown algae) has a holdfast, stipe, and frond, especially in forms like kelps.
Ref: NCERT Class 11 Biology Chapter 3: Plant Kingdom Algae - Phaeophyceae and Rhodophyceae
Which of the following statements about Phaeophyceae is correct?
Kelps, which are brown algae (Phaeophyceae), can grow massively, reaching up to 100 meters.
Ref: NCERT Class 11 Biology Chapter 3: Plant Kingdom Algae - Phaeophyceae and Rhodophyceae