The most abundant group of organisms in the animal kingdom is? by Sunday | Sep 8 | Biology JAMB | 0 comments A. Mammalia B. Aves C. Annelida D. Insecta Correct Answer: Option D – Insecta Users Also Read These:The most abundant rare gas in the atmosphere is?What is the probability? of a man of blood group AB…The earliest form of life in animal kingdom is the?Goods that are abundant in supply usually have low?SS1 Biology Lesson Note on Kingdom Plantae and…