Q. Consider the following features of Class Mammalia: - They are warm-blooded animals
- Their skull is dicondylic
- They have 12 pairs of cranial nerves
- They are known as oviparous
Select the correct option from the codes given below:
Answer:
Only 1, 2 and 3
Notes: Class Mammalia are warm-blooded animals, their skull is dicondylic and they have 12 pairs of cranial nerves. However, they are not known as oviparous, they are referred to as viviparous as they give birth to live offspring rather than laying eggs.