The places where the molecular oxygen is deficient but the organic matter content is high, degradation occurs __________
(a) anoxically
(b) in presence of oxygen
(c) in presence of water
(d) in presence of organic pollutants
This question was posed to me during an online interview.
My doubt is from Anaerobic Bacterial Degradation of Biopolymers topic in portion Biodegradation of Organic Pollutants of Environmental Biotechnology