The easiest way to establish the level of pollution in a local stream is to measure the level of? by Sunday | Sep 8 | Biology JAMB | 0 comments A. oxygen B. carbon (IV) oxide C. ammonia D. alkalinity Correct Answer: Option A – oxygen Users Also Read These:Government is the machinery establish to manage the…The function of management that establish objectives…The easiest method of determining soil texture in…Which of the following instruments is used to…A supplier of flour who intends to sign a contract…