Which of the following crop is correctly matched in its resistance to a diaease?

Options

A. `{:("Variety","Resistance to disease "),("Pusa Komal","Bacterial blight "):}`
B. `{:("Variety","Resistance to disease "),("Pusa Sadabahar","White rust"):}`
C. `{:("Variety","Resistance to disease "),("Pusa Swarnim","Tobacco mosaic virus"):}`
D. `{:("Variety","Resistance to disease "),("Pusa Shubhra","Chilli mosaic virus"):}`

Answer

To determine which crop is correctly matched with its resistance to a disease, we will analyze each option provided in the question.

### Step-by-Step Solution:

1. **Identify the first option: Pusa Komal and Bacterial Blight**
- Pusa Komal is a variety of cowpea developed through hybridization.
- It is known to be resistant to bacterial blight.
- **Conclusion**: This option is correctly matched.

2. **Identify the second option: Pusa Sadabahar and White Rust**
- Pusa Sadabahar is a modified variety of chili.
- It was developed to be resistant to the chili mosaic virus, not white rust.
- White rust is caused by the oomycete Albugo candida.
- **Conclusion**: This option is incorrectly matched.

3. **Identify the third option: Pusa Svarnim and Tobacco Mosaic Virus**
- Pusa Svarnim is a variety of Brassica (mustard).
- It is resistant to white rust, not tobacco mosaic virus.
- **Conclusion**: This option is incorrectly matched.

4. **Identify the fourth option: Pusa Suvra and Chili Mosaic Virus**
- Pusa Suvra is a variety of cauliflower.
- It is resistant to black rot and curl blight, not chili mosaic virus.
- **Conclusion**: This option is incorrectly matched.

5. **Final Conclusion**:
- The only correctly matched pair is **Pusa Komal and Bacterial Blight**.

### Final Answer:
The correctly matched crop and its resistance to a disease is **Pusa Komal and Bacterial Blight**.

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