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NEET2026BiologyChapterActual

Read the following statements and identify the characters related to the alga shown in the diagram: (a) It belongs to the class Rhodophyceae. (b) Food is stored in the form of mannitol and laminarin. (c) Asexual reproduction occurs by non-motile spores. (d) It shows dominance of chlorophyll a, c and fucoxanthin. (e) Sexual reproduction is oogamous with complex post-fertilization developments. Choose the correct answe

Options

  1. A(a), (b) and (c) only
  2. B(a), (c) and (e) only
  3. C(b), (d) and (e) only
  4. D(c), (d) and (e) only

Correct answer

B. (a), (c) and (e) only

Step-by-step solution

The given diagram represents Polysiphonia , a red alga belonging to the class Rhodophyceae. Statement (a) is correct as it is a member of Rhodophyceae. Statement (b) is incorrect because red algae store food as floridean starch, whereas mannitol and laminarin are stored in brown algae (Phaeophyceae). Statement (c) is correct because asexual reproduction in red algae occurs via non-motile spores. Statement (d) is incorrect because red algae contain chlorophyll a, d, and phycoerythrin. Chlorophyll a, c, and fucoxanth

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