Which of the following characteristics is incorrect with respect to cockroach ?

Question

Which of the following characteristics is incorrect with respect to cockroach ? (A) A ring of gastric caeca is present at the junction of midgut and hind gut. (B) Hypopharynx lies within the cavity enclosed by the mouth parts. (C) In females, 7th-9th sterna together form a genital pouch. (D) 10th abdominal segment in both sexes, bears a pair of anal cerci.

Tardigrade Admin · Accepted Answer

A ring of 6-8 blind tubules called hepatic or gastric caeca is present at the junction of foregut and midgut, which secrete digestive juice.

Q. Which of the following characteristics is incorrect with respect to cockroach ?

A ring of gastric caeca is present at the junction of midgut and hind gut.

Hypopharynx lies within the cavity enclosed by the mouth parts.

In females, $7^{t h} - 9^{t h}$ sterna together form a genital pouch.

$1 0^{t h}$ abdominal segment in both sexes, bears a pair of anal cerci.

A ring of $6 - 8$ blind tubules called hepatic or gastric caeca is present at the junction of foregut and midgut, which secrete digestive juice.

Q. Which of the following characteristics is incorrect with respect to cockroach ?

A ring of gastric caeca is present at the junction of midgut and hind gut.

Hypopharynx lies within the cavity enclosed by the mouth parts.

In females, 7th−9th sterna together form a genital pouch.

10th abdominal segment in both sexes, bears a pair of anal cerci.

A ring of 6−8 blind tubules called hepatic or gastric caeca is present at the junction of foregut and midgut, which secrete digestive juice.

In females, $7^{t h} - 9^{t h}$ sterna together form a genital pouch.

$1 0^{t h}$ abdominal segment in both sexes, bears a pair of anal cerci.

A ring of $6 - 8$ blind tubules called hepatic or gastric caeca is present at the junction of foregut and midgut, which secrete digestive juice.