Question

Vertebrates do not possess

• A. Dorsal heart
• B. Ventral heart
• C. Vertebral column
• D. Coelom

Answer 1

Answer: (A)

Dorsal heart

• The heart of vertebrates is ventrally placed.
• The body of vertebrates consists of serially arranged vertebrae which comprises of a major part of their axial exoskeleton, the vertebral column or the backbone.
• The coelom of vertebrates is large and well developed and it is of enterocoelous type.

Hence, vertebrates do not possess dorsal heart. So, the correct answer is 'Dorsal heart'.