Animal Kingdom Question 105
105. Which one of the following is a matching pair of a body feature and the animal possessing it?
(a) Ventral central - Leech [2007] nervous system
(b) Pharyngeal gill slits - Chameleon absent in embryo
(c) Ventral heart - Scorpion
(d) Post-end tail - Octopus.
Show Answer
Answer : a
Hints & Solutions
(a) Leech has ventral central nervous system which consists of nerve ring, and a solid, double, mid ventral nerve cord with ganglia.