The modes of nutrition in Nitrobacter, Ascaris and Homo sapiens respectively are
Answer Details
Nitrobacter is a type of bacteria that obtains energy by oxidizing nitrogen compounds. Ascaris is a parasitic roundworm that feeds on nutrients from its host's intestine. Homo sapiens, like most animals, are holozoic and obtain nutrients by consuming other organisms.
Therefore, the modes of nutrition for Nitrobacter, Ascaris and Homo sapiens respectively are chemosynthetic, parasitic and holozoic.