Concept:
Different kidney disorders are associated with specific abnormal constituents in urine.
Step 1: Analyze each pair.
• (A) Kidney infection → Increase in leucocytes (pus cells) in urine \checkmark
• (B) Renal calculi → Formation due to calcium oxalate crystals \checkmark
• (C) Nephritis → Inflammation of kidney; leads to protein (albumin) leakage, not glucose $\times$
• (D) Albuminuria → Presence of protein in urine \checkmark
Step 2: Identify incorrect pair.
Glucose in urine is associated with diabetes mellitus (glycosuria), not nephritis.
Step 3: Conclusion.
\[
\text{Incorrect pair = Nephritis - increased glucose in urine}
\]