Scavenger has both carnivorous and herbivorous feeding behavior in which the scavenger feeds on dead animal and plant material present in its habitat. Scavengers play an important role in the ecosystem by consuming the dead animal and plant material e.g., Sarcophaga nodosa, a species of flesh fly, which feeds on decaying meat. So, the correct answer is 'Scavenging'

Over 15,000 people were killed after methyl isocyanate leaked from the pesticide plant of Union Carbide India Limited (UCIL) in the city of Bhopal. More than five lakh people were affected due to the toxic leak.