Q. Which of the following groups is absolutely essential functional component of the ecosystem?
A) Producers
B) Producers and herbivores
C) Producers and detritivores
D) Detritivores
Explanation
Ecosystem composed of biotic (living) and abiotic (non-living) component. Biotic component includes producers, consumers and detritivores. The producers and detritivores are absolutely essential functional component of the ecosystem.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.