Operculated eggs are seen in -
Ans. is 'c' i.e., Trematodes o Operculated eggs has a little cap like structure (operculum) at the end. The operculum pops open when the next stage is ready to emerge.o The trematodes (flukes) lay operculated eggs. An exception is schistosome egg, which are not operculated.
Nematodes
Cestodes
Tremalodes
Protozoa
Parasitology