Which one of the following is exotic Indian fish

Options

A. Catla catla
B. Heteropneustes fossilis
C. Cyprinus caprio
D. Lebeo rohita

Explanation

To determine which one of the following is an exotic Indian fish, we need to analyze the options provided and identify the fish species that is non-native to India.

### Step-by-Step Solution:

1. **Understanding the term "exotic":**
- An exotic fish is defined as a species that is non-native or non-endemic to a particular region. In this case, we are looking for a fish that is not originally from India.

2. **Analyzing the options:**
- We have four options to consider:
- **Option 1: Cutler cutler** - This is an Indian species, so it cannot be the answer.
- **Option 2: Heteropneustes fossilis** - Commonly known as catfish, this is also an Indian species and therefore not the answer.
- **Option 3: Cyprinus carpio** - Known as common carp, this species is native to Europe and is considered an exotic species in India.
- **Option 4: Labeo rohita** - This is another Indian fish species, so it is not the answer.

3. **Identifying the exotic fish:**
- From our analysis, the only fish that is non-native to India is **Cyprinus carpio** (common carp).

4. **Conclusion:**
- Therefore, the exotic Indian fish among the options provided is **Option 3: Cyprinus carpio**.

### Final Answer:
The exotic Indian fish is **Cyprinus carpio** (common carp).

---