COCKROACH NCERT / NEET Questions Solved 100% Correct| Verified Solutions - Newest Update 2025

COCKROACH NCERT / NEET Questions Solved 100%
Correct| Verified Solutions - Newest Update 2025

Male cockroach major defining features

( 9th + 10th terga ) and 9th sternum form genital pouch

Female cockroach major defining features

7th sternum - boat shaped
7th 8th 9th sternum - female genital pouch

Male genital pouch contain

dorsal anus + ventral gonopore + gonopophysis

Female genital pouch =

Anterior and posterior

Anterior female genital pouch

Female gonopore, spermathecal pore, collateral gland

Posterior female genital pouch

Oothecal chamber

Gonopophysis ( male only ) contain

Phallomere constitute external genitalia

Ovary location

6th segment

Ovary flowchart

, Ovary 1,2 -> oviduct 1,2 -> single median oviduct ( vagina ) -> genital pouch / chamber

Phallomere composition ( male only )

Titilated and pseudopenis

Titilated function ( male only )

Sexual stimuli of female by male

Pseudopenis function ( male only )

anchoring female to one place while copulaion

Testes flowchart

Testes -> Vas deferens -> ejaculatory duct -> male gonopore

Testes position

4th - 6th abdominal segment

Accessory gland / male

mushroom shaped gland

Mushroom shaped gland

6th to 7th segment

Storage of sperms

seminal vesicle

Sperms stored as

Bundles called spermatophore

No of ovarioles in an ovary