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WorksheetsCockroach
Total questions: 22
Worksheet time: 22mins
Cockroaches are placed h the phylum Arthropoda due to the presence of
(a) chewing mouth parts
(b) wings
(c) chitinous exoskeleton
(d) jointed appendages
The hardened plates of the cockroach exoskeleton has
(a) sclerites
(b) carpels
(c) arthrodial membrane
(d) ossicles
In female reproductive system of the cockroach the spermatheca is present in the
a) 4th segment
O) 6th segment
(c) 7th segment
(d) 5th segment
In female cockroach, fertilized eggs are stored in
(a) ootheca
(b) cocoon
(c) genital pouch of female
(d) gonapophysis
Assertion (A) The nymph of a cockroach undergoes molting several times.
Reason (R) There is gradual metamorphosis in cockroach.
(a) Both A and R are true and R is the correct explanation of A
(b) both A and R are true, but R is not the correct explanation of A
(c) A is true, but R is false
(d) both A and R are false
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