What is Catabolism ?1Break down of detritus into larger particles.2Degradation of detritus into simpler organic substances by bacterial enzymes only.3Degradation of detritus into simpler inorganic substances by bacterial and fungal enzymes.4Both 1 and 2.Answer & explanation+Correct answer: option 3Degradation of detritus into simpler inorganic substances by bacterial and fungal enzymes is called catabolism.