Question

Which of the following are NOT examples of brown algae?
(A). Laminaria
(B). Ectocarpus
(C). Volvox
(D). Porphyra

• A. (C) and (D) only.
• B. (A) only.
• C. (B), (C) and (D) only.
• D. (B) and (C) only.

Hint:

Brown algae are characterized by the presence of fucoxanthin pigment, which gives them their distinctive color. Examples include Laminaria, Ectocarpus, Fucus, and Sar-gassum.

Answer 1

The Correct Option is A

Brown algae are a group of multicellular algae belonging to the class Phaeophyceae. Examples of brown algae include Laminaria and Ectocarpus. However, Volvox is a green alga (class Chlorophyceae), and Porphyra is a red alga (class Rhodophyceae), making them NOT examples of brown algae.