Question

On the basis of characteristics given below name the phyIum or class for each:
Presence of vertebral column, hairy skin and viviparous in nature ____.

Answer 1

Phylum - Chordata

Class - Mammalia

General characters of class mammalia are

• Mammary Glands
  
• Undercoat and Guard Hair
  
• Jaw and Ear Bones
  
• Four-Chambered Heart and Diaphragm
  

• Complex Brain Functions
• Sweat Glands
  
• Temperature Regulation.