Question

Read the following statements and find out the incorrect statement
A. In urochordates, notochord is present only in larval tail.
B. In cephalochordates, notochord is present in heat region only and is persistent throughout their life.
C. In vertebrates, notochord is replaced by vertebral column in adult.
D. All ertebrates are chordates but all chordates are not vertebrates.

Answer 1

Correct Answer - B
In cephalochordata, notochord is present from head to tail region and is persistent throughout their life.