Nematodes lack lateral appendages

Which of these statements are incorrect (1)Parapodia are lateral appendages in arthropods used for swimming (2)Radula in molluscs are structures involved in excretion (3) Aschelminthes are dioecious (4) Enchinoderm adults show radial symmetry (5) Ctenosphorans are diploblastic

Nereis possesses lateral appendages called parapodia which help in

Aquatic annelids like______,posses lateral appendages, parapodia which help in swimming.

Metameric segmented, lateral appendages, and longitudial and cirular muscle for locomotion is related with, which animal ?

Assertion: In annelids, longitudinal and circular muscles help in locomtion. Reason: Aquatic annelid like Nereis is monoecious, and possess lateral appendages, parapodia, which help in swimming.

Pili are appendages of

Vertebrates use their paired appendages for

What are epidermal appendages ? Describe their types.