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A complete set of the mouth part of cockroach consists of |
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a) |
Labrum and labium |
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b) |
Labium, labrum and tongue |
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c) |
Larum, mandibles, maxillae and labium |
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d) |
Labrum, maxillae and labium |
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A complete set of the mouth part of cockroach consists of |
|
|
a) |
Labrum and labium |
|
b) |
Labium, labrum and tongue |
|
c) |
Larum, mandibles, maxillae and labium |
|
d) |
Labrum, maxillae and labium |
(c)
The mouthparts are movable articulated appendages around the mouth. They includes labrum (upper lips), a pair of mandibles, a pair of maxillae and a labrum (lower lip). A median flexible lobe acting as tongue lies with the cavity enclosed by mouthparts