All of the following have operculated eggs except:: (A) Clonorchis sinensi, (B) Diphyllobothrium latum, (C) Hymenolepis dimunita, (D) Fasciola hepatics
Answer is C. Operculated eggs are those eggs which have a lid or operculum.Operculated eggs are present in-1. Most of the Trematodes (except Schistosomes)2. Diphyllobothrium latum (Fish tapeworm)Diphyllobothrium latum causes Megaloblastic anemia.Eggs of H. dimunita (Rat tapeworm) lacks polar filaments. Clonorchis sinensi (Oriental Liver fluke) causes Cholangiocarcinoma.