Cockroach is active in:
A.Day time
B.Night hours
C.Morning hour
D.Evening hours
Category: Phylum Arthropoda Mcqs
Hind wings in cockroach are:
A.Lathery
B.Membranous
C.Reduced
D.Absent
Rectal glands of cockroach carry out the function of:
A.Excretion
B.Hormone secretion
C.Water absorption
D.None of these
Reproductive organs are fixed in number in which of these:
A.Cockroach
B.Taenia
C.Hydra
D.Sponge
Number of segments forming thorax in cockroach is:
A.One
B.Two
C.Three
D.Four
Gastric caeca of cockroach secrete:
A.Urea
B.Digestive juices
C.Hormones
D.Juvenile hormones
Space enclosed by mouth-parts in cockroach is called:
A.Oral cavity
B.Pre-oral cavity
C.Buccal cavity
D.None of these
Excretory malpighian tubules are found in:
A.Hose-fly
B.Prawn
C.Hydra
D.Star-fish
Cellulase enzyme in cockroach is secreted by:
A.Ventriculus epithelium
B.Gastric caeca
C.Salivary glands
D.Reservoir wall
Which of these has fixed number of body segments and legs:
A.Tacnia
B.Earthworm
C.Cockroach and ants
D.Hydra
