Bill will do none, because he is the teacher. Helena will do the math problems
The source of pollution in Lake Erle sewage and Phosphate-containing particles. The point source is discharge pipe while the non-point source of pollution are various ways pollutant is been disposed on the lake.
<h3>What is point source and nonpoint source pollution?</h3>
The Point Sources of a Pollution is one that comes from a single and a source that can be identified example is discharge or drainage pipe that takes waste from a factory or sewage plant.
Note that Pollution that does not have a place where it is coming from is known as nonpoint-source pollution such as wind, run off water carrying waste, etc.
Learn more about pollution from
brainly.com/question/24704410
When we compare animals to one another there<span> is a </span>correlation between<span> relative</span>brain size<span> and performance on </span>intelligence<span> tests. But we have to consider body </span>size<span>, because large animals need larger </span>brains<span> to monitor and run their large organs and higher number of nerve endings.</span>