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. |
Intercalated discs are found in:
1. | Cuboidal epithelium | 2. | Smooth muscles |
3. | Cardiac muscles | 4. | Sarcolemma |
1. | Squamous or pseudostratified cells |
2. | Ciliated or brush bordered columnar cells |
3. | Stratified squamous or pseudostratified cells |
4. | Cuboidal or columnar cells |
1. | is oval is shape. |
2. | lies anteriorly at right angles to the longitudinal body axis. |
3. | is formed by the fusion of 10 segments. |
4. | does not show any mobility due to absence of neck. |
Structure of Cockroach | Location | |
1. | Testes | 4-6th abdominal segments |
2. | Mushroom gland | 8-9th abdominal segments |
3. | Ovaries | 2-6th abdominal segments |
4. | Spermatheca | 6th abdominal segment |
Both tendons and ligaments:
I: | are dense irregular connective tissues |
II: | connect muscle to bone |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect