In which one of the following trophic structures of ecosystems, both fungi and bacteria occur?
[amp_mcq option1=”Decomposer” option2=”Autotroph” option3=”Heterotroph” option4=”Food web” correct=”option1″]
This question was previously asked in
UPSC Geoscientist – 2023
The correct answer is (A) Decomposer.
Decomposers are organisms, primarily bacteria and fungi, that break down dead organic matter (detritus) from all trophic levels (producers, consumers) into simpler inorganic substances. This process is essential for nutrient cycling within an ecosystem.