NEET Questions Solved

NEET - 2016

Which of the following characteristic features always holds true for the corresponding group of animals?

(1)

Viviparous

Mammalia

(2)

Possess a mouth with an upper and a lower jaw

Chordata

(3)   

3-chambered heart with one incompletely divided ventricle   

Reptilia

(4)

Cartilaginous – endoskeleton

Chondrichthyes

(4) Reptiles have 3-chambered heart except crocodiles. Mammals are viviparous except prototherian mammals; chordates have jaws except protochordates and cyclostomes.

Difficulty Level:

  • 12%
  • 15%
  • 15%
  • 60%