Taenia solium belongs to phylum

Options

A. Aschelminthes
B. Mollusca
C. Platyhelminthes
D. Annelida

Answer

**Step-by-Step Solution:**

1. **Identify the Organism**: The question asks about Taenia solium, which is a type of flatworm.

2. **Understand the Classification**: Taenia solium is classified within the animal kingdom. To determine its phylum, we need to look at its characteristics.

3. **Recognize the Characteristics of Taenia solium**:
- Taenia solium is dorsoventrally flattened, which is a defining feature of flatworms.
- The term "Platyhelminthes" itself means "flatworms".

4. **Evaluate the Options**:
- **Option 1: Aschelminthes** - This group includes roundworms, which do not match the characteristics of Taenia solium.
- **Option 2: Molluscs** - This group includes animals like snails and octopuses, which are not flatworms.
- **Option 3: Platyhelminthes** - This is the correct phylum for flatworms, including Taenia solium.
- **Option 4: Annelida** - This group consists of segmented worms, which also do not match the characteristics of Taenia solium.

5. **Conclusion**: Based on the characteristics and the evaluation of the options, Taenia solium belongs to the phylum **Platyhelminthes**.

**Final Answer**: Taenia solium belongs to the phylum Platyhelminthes.

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