Kombu, an article of marine food is

Options

A. Gelidium
B. Laminaria
C. Ulva
D. Polysiphonia.

Answer

**Step-by-Step Solution:**

1. **Identify Kombu**: Kombu is described as an article of marine food. It is important to understand what Kombu is specifically.

2. **Determine the Type of Organism**: Kombu is identified as an edible kelp. Kelp refers to large brown algae that grow in underwater forests in shallow ocean waters.

3. **Classify Kelp**: Kelp belongs to the group of brown algae, scientifically known as Phaeophyceae. This classification is crucial for understanding its biological characteristics.

4. **Identify Specific Species**: The specific species of kelp that Kombu is derived from is Laminaria. This is an important detail as it distinguishes Kombu from other types of algae.

5. **Eliminate Incorrect Options**: The question may provide multiple choices. It is essential to eliminate options that do not fit the description of Kombu. For instance, Jaleed (red algae), Alva (green algae), and Polysiphonia (red algae) are not correct because they do not belong to the brown algae category.

6. **Conclusion**: The correct answer is that Kombu is an edible species of kelp known as Laminaria, which is classified under the brown algae (Phaeophyceae).

**Final Answer**: Kombu is an edible kelp, specifically Laminaria, belonging to the brown algae (Phaeophyceae).

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