VibraXX
Live Quiz Arena
🎁 1 Free Round Daily
⚡ Enter Arena
HomeCategoriesNature & AnimalsQuestion
Question
Nature & Animals

Which outcome occurs when marine fish experience reduced water salinity due to unusually heavy rainfall?

A)Kidney sodium reabsorption decreases
B)Gill chloride cell activity increases
C)Osmotic water outflow is minimized
D)Intestinal water absorption increases

💡 Explanation

When marine fish experience reduced salinity, the osmotic gradient decreases, triggering increased gill chloride cell activity via active transport to absorb chloride ions and maintain internal homeostasis. Therefore B results, rather than inhibited reabsorption, water minimization, or increased absorption which counteract gradient changes.

🏆 Up to £1,000 monthly prize pool

Ready for the live challenge? Join the next global round now.
*Terms apply. Skill-based competition.

⚡ Enter Arena

Related Questions

Browse Nature & Animals