Marine fishes tend to lose water to their environment. Which adaptation helps them counter this problem?
Show answer and explanation
Correct answer: Drinking seawater and excreting excess salts
Marine fishes drink seawater to compensate for water loss. Excess salts are actively excreted through gills and kidneys.
Practice all 40 Osmoregulation and Water-Salt Balance questions
Keep practicing
More Osmoregulation and Water-Salt Balance questions
- Which hormone regulates water reabsorption in the distal convoluted tubule and collecting duct?
- Which nitrogenous waste is excreted by mammals and requires more water for elimination?
- Ammonotelic animals are typically found in which environment?
- Which of the following animals is uricotelic?
- What is the main role of aldosterone in osmoregulation?
- Which part of the nephron is primarily involved in selective reabsorption?