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← Nature & AnimalsWhich process enables desert rodents to conserve water through nasal passages?
A)Countercurrent heat exchange evaporation✓
B)Active ion transport for urine
C)Cutaneous water absorption condensation
D)Symbiotic bacterial urea decomposition
💡 Explanation
When desert rodents exhale, countercurrent heat exchange occurs because cool nasal passages condense water vapor from their breath helping to retain much-needed moisture. Therefore rodents minimize water loss, rather than increasing urine production, absorbing water from skin or bacterial urea decomposition, which targets nitrogen regulation.
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