Question
Biology Question on Cockroach
Which one feature is common to leech, cockroach and scorpion?
A
Nephridia
B
Ventral nerve cord
C
Cephalization
D
Antennae
Answer
Ventral nerve cord
Explanation
Solution
The ventral nerve cord, as its name suggests, is a cord of nervous tissue that runs the length of the animal in the lower part of its body. It is the characteristic of lower chordates like leech, cockroach and scorpion.