The first biological control agent used against white ants in India is

The first biological control agent used against white ants in India is Red ants.
Biological control or biocontrol is a method of controlling pests, such as insects, mites, weeds, and plant diseases, using other organisms.
Parasites, pathogens, and predators can impact fire ant populations directly by killing ants or indirectly by making them less competitive with native ants for available resources. Native ants compete with red imported fire ants for food.