NEET Biology question

Which one assists in locomotion?

(A)Trichocysts
(B)Pedicellariae of star fish
(C)Clitellum in *Pheretima*
(D)Posterior sucker in *Hirudinaria*Correct

Answer: (D)

Solution

The leech (Hirudinaria) uses its posterior sucker, together with the anterior sucker, in a characteristic looping (inchworm-like) movement, genuinely assisting locomotion. Trichocysts are defensive

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-106675