Answer
(c, e) Producer (a, b, d, f) Consumer (b, g) Decomposer
Work Step by Step
The following are some of the microorganisms with the corresponding ecological category:
Producer- Photosynthetic cyanobacteria and Chemoautotrophic bacteria;
Consumer- Heterotrophic bacteria, fungi, virus and Parasitic amoeba;
Decomposer- Fungi and Bacteria found on a fallen, uprooted tree that has been there for 1 year
