Which mouth part of cockroach acts as a tongue?
1. Labrum | 2. Labium |
3. Maxilla | 4. Hypopharynx |
The tegmina in Periplaneta americana are:
1. | Mesothoracic forewings not used in flight |
2. | Mesothoracic forewings used in flight |
3. | Metathoracic hindwings not used in flight |
4. | Metathoracic hindwings used in flight |
Anal cerci in Periplaneta americana:
1. | are present in the 9th segment in both sexes |
2. | are present only in males |
3. | are present in the 10th segment in both sexes |
4. | are present only in females |
Ommatidia are:
1. simple eyes of cockroach
2. compound eyes of cockroach
3. subunits of compound eyes in cockroach
4. subunits of simple eyes in cockroach
Which of the following is not a part of male cockroach reproductive system?
1. Phallic gland
2. Collaterial gland
3. Mushroom gland
4. Phallomeres
Which of the following is not a part of female cockroach reproductive system?
1. Oviduct
2. Spermathecae
3. Seminal vesicles
4. Ovarioles
Which one of the following types of cell is involved in making of the inner walls of large blood vessels?
1. Cuboidal epithelium
2. Columnar epithelium
3. Squamous epithelium
4. Stratified epithelium
To which one of the following categories does adipose tissue belong?
1. | Epithelial | 2. | Connective |
3. | Muscular | 4. | Neural |
The cell junctions in animal tissues that perform the function of cementing to keep neighbouring cells together are known as:
1. Tight junctions
2. Adhering junctions
3. Gap junctions
4. Desmosomes
Anal styles are borne on the:
1. | 9th segment only in female cockroach |
2. | 9th segment only in male cockroach |
3. | 10th segment only in female cockroach |
4. | 10th segment only in male cockroach |