The sucker fish (Remora) on a shark is an example of

Options

A. Commensalism
B. Parasitism
C. Symbiosis
D. Predation

Answer

**Step-by-Step Solution:**

1. **Identify the Organisms Involved**: The question mentions the sucker fish (Remora) and its relationship with a shark.

2. **Understand the Attachment Mechanism**: Remora fish attach themselves to sharks using their modified dorsal fins, which allows them to stay close to the shark without expending much energy.

3. **Examine the Interaction**: The Remora feeds on food particles that are leftover from the shark's meals. This indicates that the Remora benefits from the relationship by gaining food.

4. **Define the Type of Relationship**: In this interaction, the Remora benefits while the shark is neither harmed nor benefited. This type of relationship is known as commensalism.

5. **Differentiate from Other Relationships**:
- **Parasitism**: One organism benefits at the expense of the other.
- **Symbiosis**: Both organisms benefit from the relationship.
- **Predation**: One organism benefits while the other is harmed or killed.

6. **Conclude the Answer**: Since the Remora benefits from the shark without causing harm, the relationship between the Remora and the shark is classified as commensalism.

**Final Answer**: The sucker fish (Remora) on a shark is an example of commensalism.

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