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:ANB 321 Theory Questions: Hydrobiological Studies:…STB 327 Theory Questions: Sources of Thermal…Government is the machinery establish to manage the…The objective of a trading account is to establish the?SS2 Lesson Note on the Agricultural Pollution:…