Question

Muller's organ is place in

Answer 1

Explanation:

The epithelial lining of oral hood forms 6 to 8 pairs of finger -like folds each formed by a ciliated groove bounded by a ciliated ridge and collectively called as 'wheel organs' or 'Muller's organs'. In rotifers, the cilia of wheel organ set up a vortex so that food can sweep into the mouth from water current. Hence, option B is correct.