Give me general characters of phylum chordata and classify labeo rohita with reasons.
Answers
The animals in Phylum Chordata share some essential characteristics that appear at a certain stage at the time of their development, that is, it comprises of, a notochord, which forms the supporting axis of the body in the lowest chordates and lowest vertebrates, and in embryos of higher vertebrates.
The pharyngeal gill slits, that is, a feature found in both Chordata and hemichordates, and are used by species at the time of feeding; endostyle; a dorsal hollow nerve cord; and a post-anal tail.
Classification of Labeo rohita:
Kingdom - Animalia; Phylum - Chordata; Sub-phylum - Vertebrata; Class - Actinopterygii; Order - Cypriniformes; Family - Cyprinidae; Subfamily - Labeonionae; Genus - Labeo; Species - Labeo rohita. The classification of the fish is done due to the presence of cartilage and bones. It is a freshwater bony-fish.
General characters of the Phylum Chordate:
It has notochord which helps them to support the body in the lowest chordata and vertebrata. The heart is ventral for the chordates and hollow nerve chord is present in the body. The gill slits are present in the pharyngeal region. It also has a post-anal tail.
Classification of Labeo rohita:
The classification is done according to the presence of the cartilage and bones. They live in fresh water and it is a bony fish.
Kingdom - Animalia
Phylum - Chordata
Sub-phylum - Vertebrata
Class - Actinopterygii
Order - Cypriniformes
Family – Cyprinidae
Subfamily – Labeonionae
Genus – Labeo
Species - Labeo rohita