Grade 12th pass9 grade science
Explain, how animals in Vertebrata are classified into further sub-groups?
Explain, how animals in Vertebrata are classified into further sub-groups?
1 Answer
Pawan Prajapati
Vertebrates are divided into five groups, i.e. Pisces, Amphibia, Reptilia, Ayes and Mammalia on the basis of certain characteristics as follows : (a) Pisces : Exoskeleton of scales, endoskeleton of bone/cartilage, breathing through gills.
(b) Amphibia : Slimmy skin, larvae with gills, lungs in adults.
(c) Reptilia : Exoskeleton in the form of scales, lay eggs outside water.
(d) Ayes : Exoskeleton of feathers, lay eggs outside water, most of them fly in air.
(e) Mammalia : Exoskeleton of air, external ears present, most of them give birth to young ones.
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