None of the others exactly fit in with what this is saying, and water having a neutral pH allows the supplies and nutrients that it carries to stay safe within it throughout the way.
Sorry if this isn't correct or full-fledged explained like I normally do, I saw you said to hurry up and I didn't do my normal research and whatnot.
The organisms that eat the primary consumers are called secondary consumers. Secondary consumers are generally meat-eaters—carnivores. The organisms that eat the secondary consumers are called tertiary consumers. These are carnivore-eating carnivores, like eagles or big fish.
