Identify the incorrect pair

Options

A. Wuchereria - filarial worm
B. Ascaris - roundworm
C. Ancylostoma - pin worm
D. Taenia - tapeworm

Answer

To solve the question "Identify the incorrect pair," we need to analyze each of the given pairs and determine which one contains an incorrect association.

### Step-by-Step Solution:

1. **Analyze Pair A: Fucharia - Filarial Worm**
- Fucharia is indeed a type of filarial worm. This pair is correct.

2. **Analyze Pair B: Bucheria - Filarial Worm**
- Bucheria, specifically Bucheria bancrofti, is a well-known filarial worm that causes lymphatic filariasis. This pair is also correct.

3. **Analyze Pair C: Cyclostoma - Pinworm**
- Cyclostoma is not known as a pinworm. Instead, Cyclostoma refers to a group of jawless fish, while pinworms are typically associated with the genus Enterobius. Therefore, this pair is incorrect.

4. **Analyze Pair D: Tenia - Tapeworm**
- Tenia, which belongs to the phylum Platyhelminthes, is indeed known as a tapeworm. This pair is correct.

### Conclusion:
The incorrect pair is **Option C: Cyclostoma - Pinworm**.

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