Using the diagram, the part labelled IV is for? by Sunday | Sep 10 | Biology JAMB | 0 comments A. excretion B. nourishment C. protection D. respiration Correct Answer: Option C – protection Users Also Read These:In the diagram, the part labelled II is the?The part labelled I could be removed by using?The diagram above illustrates a part of the human…The part labelled III in the diagram below is the…The diagram below illustrates the digestive tract of…