Question

Write the features of chordates.

Answer 1

Features of chordata are :

• Presence of a notochord, a dorsal hollow nerve cord, and paired pharyngeal gill slits.

• The central nervous system is dorsal and hollow and single.

• The heart is central.

• These are bilaterally symmetrical, triploblastic, coelomate with organ system level of organization.

• Possess a closed circulatory system.