Ques. Which one assists in locomotion?
A. Trichocysts in Paramecium
B. Pedicellariae of starfish
C. Clitellum in Pheretima
D. Posterior sucker in Hirudinaria
Answer:D
Ques. Which one assists in locomotion?
A. Trichocysts in Paramecium B. Pedicellariae of starfish C. Clitellum in Pheretima D. Posterior sucker in Hirudinaria