Which of the two parts in cockroach are fundamentally similar in structure:
A.Anal styles and labrum
B.Mandibles and antennae
C.Maxillae and legs
D.Wings and anal cerci
A.Anal styles and labrum
B.Mandibles and antennae
C.Maxillae and legs
D.Wings and anal cerci
A.It is an invertebrate
B.It does not respire
C.Its blood does not transport O2 and CO2 as tissues have direct exchange of gases from air
D.Haemocyanin is O2 carrier in its blood
A.Exoskeleton
B.Endoskeleton
C.Mouth-part
D.None of these
A.Four jointed
B.Five jointed
C.Seen jointed
D.Unsegmented
A.Malpighhian tubules
B.Caeca
C.Nephridia
D.Flame cells
A.Notum
B.Notum and sternum
C.Notum, sternum and pleura
D.None of these
A.Labium
B.Labrum
C.Maxilla
D.Mandible
A.Cockroach and house-fly
B.Earthworm
C.Hydra
D.Sponge
A.Rat
B.Mosquito and house-fly
C.Earthworm
D.Bird
A.Nephridia
B.Malpighian tubules
C.Coxal glands
D.Kidneys