Schistosoma is a parasite found in

Options

A. Blood
B. Liver
C. Lungs
D. interstine

Answer

**Step-by-Step Solution:**

1. **Identify the Organism**: The question asks about Schistosoma, which is a genus of parasitic flatworms.

2. **Classification**: Schistosoma belongs to the phylum Platyhelminthes, which includes flatworms. It is specifically classified under the class Trematoda, commonly known as flukes.

3. **Nature of the Parasite**: Schistosoma is often referred to as a "blood fluke" because it primarily inhabits the blood vessels of its host.

4. **Infection and Habitat**: Schistosoma invades the blood capillaries in humans, leading to a disease known as schistosomiasis. This indicates that its primary habitat is within the bloodstream.

5. **Options Analysis**:
- **Blood**: Correct, as Schistosoma is found in blood.
- **Liver**: Incorrect, as this is associated with liver flukes like Fasciola.
- **Lungs**: Incorrect, Schistosoma does not primarily inhabit the lungs.
- **Intestine**: Incorrect, while some parasites may inhabit the intestine, Schistosoma specifically targets blood vessels.

6. **Conclusion**: Therefore, the correct answer to the question "Schistosoma is a parasite found in" is **blood**.

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