In male cockroaches, the genital pouch is bounded by:
1. | 9th and 10th terga dorsally and 10th sternum ventrally |
2. | 9th tergum dorsally and 9th and 10th sterna ventrally |
3. | 9th and 10th terga dorsally and 9th sternum ventrally |
4. | 9th and 10th terga dorsally and 9th and 10th sterna ventrally |
Match the following with reference to cockroach and choose the correct option:
A. | Phallomere | i. | Chain of developing ova |
B. | Gonopore | ii. | Bundles of sperm |
C. | Spermatophore | iii. | Opening of the ejaculatory duct |
D. | Ovarioles | iv. | The external genitalia |
A | B | C | D | |
1. | iii | iv | ii | i |
2. | iv | iii | ii | i |
3. | iv | ii | iii | i |
4. | ii | iv | iii | i |
I: | The male reproductive system of cockroaches includes a pair of testes located on each lateral side in the 4th-6th abdominal segments. |
II: | The external genitalia in male cockroaches are represented by chitinous asymmetrical structures called phallomeres, which surround the male gonopore. |