Question
Biology Question on Structural Organisation of Animals and plants
In the mouth parts of cockroach, the galea and lacinia form parts of the
A
mandible
B
maxilla
C
labium
D
labrum
Answer
maxilla
Explanation
Solution
In the mouth parts of cockroach, the galea and lacinia form parts of the maxilla. The galea forms a sort of hood for the smaller triangular lacinia and is composed of two segments. The lacinia ends in a sharp strong chitinous tooth.