Which is not a fungal disease ?

Options

A. Leaf blight of rice
B. Green ear of bajra
C. Late blight of potato
D. Red rot of sugarcane

Answer

To determine which option is not a fungal disease, we will analyze each of the given options one by one.

### Step-by-Step Solution:

1. **Identify the Diseases**: We have four options to consider:
- A. Leaf blight of rice
- B. Green ear of bajra
- C. Late blight of potato
- D. Red rot of sugarcane

2. **Research Each Disease**:
- **Leaf Blight of Rice (A)**: This disease is caused by the bacterium *Xanthomonas oryzae*. It is known as bacterial blight of rice, which means it is not a fungal disease.
- **Green Ear of Bajra (B)**: This is a disease caused by a fungus known as *Sclerospora graminicola*. Thus, it is a fungal disease.
- **Late Blight of Potato (C)**: This disease is caused by the fungus *Phytophthora infestans*. Therefore, it is also a fungal disease.
- **Red Rot of Sugarcane (D)**: This disease is caused by the fungus *Colletotrichum falcatum*, making it a fungal disease as well.

3. **Conclusion**: After analyzing all the options, we find that:
- A. Leaf blight of rice is the only option that is not a fungal disease. It is a bacterial disease.

Thus, the correct answer to the question "Which is not a fungal disease?" is **A. Leaf blight of rice**.