Final answer:
Salinity, temperature, and density are key factors determining the survival of living things in water bodies.
Explanation:
Salinity, temperature, and density are crucial factors in determining what living things can survive in a body of water. Salinity levels, temperature variations, and water density play a significant role in shaping aquatic ecosystems and influencing the types of organisms that can thrive in water environments.
Learn more about Aquatic ecosystems here:
https://brainly.com/question/31092061
