The peculiar character of echinoderms is

Which one of the following belongs to Subphylum Cephalochordata?

Complete the analogy: Salpa: Tunicata : : Myxine : ________ .

Members of class Reptilia

Which of the following are the first true terrestrial vertebrates?

_____ is an oviparous mammal.

Which of the following animals are TRUE coelomates with bilateral symmetry?

Identify the vertebrate group of animals characterized by crop and gizzard in its digestive system.

An important characteristic that Hemichordates share with Chordates is

Which among these is the CORRECT combination of aquatic mammals?