1. | Tegmina | Forewings |
2. | Tergites | Ventral sclerites |
3. | Labrum | Upper lip |
4. | Hypopharynx | Tongue |
1. | Columnar brush-bordered epithelium and simple cuboidal epithelium |
2. | Cuboidal brush-bordered epithelium and simple cuboidal epithelium |
3. | Cuboidal brush-bordered epithelium and simple columnar epithelium |
4. | Columnar brush-bordered epithelium and simple columnar epithelium |
Statement I: | Periplaneta americana is dioecious. |
Statement II: | The development of Periplaneta americana is holometabolous. |
1. | Statement I is correct; Statement II is correct |
2. | Statement I is incorrect; Statement II is correct |
3. | Statement I is correct; Statement II is incorrect |
4. | Statement I is incorrect; Statement II is incorrect |
1. | Gizzard helps in grinding the food particles. |
2. | Blood vascular system is of closed type. |
3. | Excretion is performed by Malpighian tubules. |
4. | The sperms are stored in the seminal vesicles. |