A collection of population of all living organisms that exist in a habitat is referred to as? by Sunday | Sep 5 | Biology JAMB | 0 comments A. niche B. ecosystem C. community D. environment Correct Answer: Option C – community Users Also Read These:The sum total of all the roles an organism plays in…The surface zone of the earth is occupied by living…All living organisms are constantly involved in a…The population of different organisms that exist…The smallest living organism which share the…