question_answer 54)

  Name (a) A limbless animal                                                       (b) A cold blooded animal (c) A warm blooded animal                                          (d) An animal possessing dry and cornified skin (e) An animal having canal system and spicules  (f) An animal with cnidoblasts

Answer:

                  (a) Ichthyophis does not possess limbs.                 (b)Scoliodon (dog fish) is a cold blooded animal. (c)Columba (pigeon) is a warm blooded animal. (d) A/a/a naja (snake) possesses dry and cornified skin. (e) Sycon (sponge) possesses canal system and bear spicules. (f)Obelia bears cnidoblast.