The substances recycled in the soil by the activities of micro-organisms during the decay of dead organisms are first utilized by the? by Sunday | May 17 | Biology WAEC | 0 comments A. carnivores B. herbivores C. scavengers D. autotrophs Correct Answer: Option D D. autotrophs Users Also Read These:The most important soil micro-organisms concerned…The relationship between the microorganisms and…The factors which affect the number and the…Which of the following parts of the tooth is first…Which of the following pollutants is not usually recycled?