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← Nature & AnimalsWhich metabolic rate in terrestrial plants diminishes when soil salinity overwhelms root absorption?
A)Reduced carbohydrate reserve accumulation✓
B)Enhanced photosynthetic pigment production
C)Increased transpiration cooling efficiency
D)Elevated xylem osmotic turgor potential
💡 Explanation
Limited water and ion uptake reduces metabolic activity via ionic imbalance causing reduced ATP, and therefore, photosynthesis, preventing sugar creation, rather than stimulating defenses, because plants must prioritize survival over growth in saline conditions.
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