Which one of the following is not a major carp?

Options

A. Catla-catla
B. Labeo rohita
C. Puntius tieto
D. Cirrhinus mrigala

Answer

To determine which of the following is not a major carp, we need to analyze the options provided:

1. **Katla Katla**: This is indeed a major carp species, commonly found in freshwater bodies in South Asia.

2. **Lebu Rohita**: This is another name for Labeo rohita, which is also a major carp species found in freshwater.

3. **Pintu Tioto**: This species does not belong to the carp genus and is not classified as a major carp.

4. **Grainess Mirigala**: This is another name for a species that is recognized as a major carp.

Now, let's summarize the findings:

- **Katla Katla**: Major carp
- **Lebu Rohita**: Major carp
- **Pintu Tioto**: Not a major carp
- **Grainess Mirigala**: Major carp

Thus, the answer to the question "Which one of the following is not a major carp?" is **Pintu Tioto**.

### Step-by-Step Solution:
1. **Identify the options**: Read through the options provided.
2. **Research each option**: Determine if each option is classified as a major carp.
3. **Eliminate the major carps**: Remove the options that are confirmed to be major carps.
4. **Identify the correct answer**: The remaining option is the one that is not a major carp.