Understanding the correct matching
- I - Wheat (Pusa Sadabahar) = W (Leaf and Stripe Rust)
- The variety Pusa Sadabahar of wheat is resistant to leaf and stripe rust, a common fungal disease.
- II - Brassica (Pusa Komal) = X (White Rust)
- The variety Pusa Komal of Brassica is resistant to white rust, a fungal disease affecting cruciferous crops.
- III - Cow Pea (Pusa Swarnim) = Y (Bacterial Blight)
- The variety Pusa Swarnim of cowpea is resistant to bacterial blight, a bacterial disease affecting legumes.
- IV - Chilli (Himagiri) = Z (Leaf Curl)
- The variety Himagiri of chilli is resistant to leaf curl, a viral disease causing distortion of leaves.
Examining the given options
- Option 1 (I-D-W, II-C-X, III-B-Y, IV-A-Z) → Correct, as it matches all elements correctly.
- Option 2 (I-D-W, II-C-X, III-A-Y, IV-B-Z) → Incorrect (Mismatch in III and IV).
- Option 3 (I-C-W, II-D-X, III-B-Z, IV-A-Y) → Incorrect (Mismatch in I and III).
- Option 4 (I-A-Y, II-C-X, III-D-W, IV-B-Z) → Incorrect (Mismatch in I and III).
Conclusion
Since the correct matching is I-D-W, II-C-X, III-B-Y, IV-A-Z, the correct answer is Option (1).