Osteocytes [bone cells] are present in spaces called:
1. | Osteon | 2. | Lamellae |
3. | Haversian canals | 4. | Lacunae |
Smooth muscles are:
1. | Voluntary and striated |
2. | Voluntary and unstriated |
3. | Involuntary and unstraited |
4. | Involuntary and striated |
Smooth muscles are found in all the following locations except:
1. Wall of blood vessels
2. Wall of stomach
3. Wall of ureter
4. Wall of abdomen
Apart from the neuron, the neural tissue in the body is also made up of:
1. | Neuroglial cells | 2. | Dendritic cells |
3. | Myoepithelium | 4. | CD4 cells |
The dorsal sclerites in Periplaneta americana are called as:
1. | Sternites | 2. | Tergites |
3. | Pleurites | 4. | Arthroidal membranes |
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 |
The genital pouch in the female cockroach does not have:
1. Gonopore
2. Phallomeres
3. Collateral glands opening
4. Spermethecal pores
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 |
In the given diagram of alimentary canal of cockroach, A,B, C and D respectively are:
1. | Gizzard, Crop, Hepatic cecae and Malpighian tubules |
2. | Gizzard, Crop, Malpighian tubules and Hepatic cecae |
3. | Crop, Gizzard, Hepatic cecae and Malpighian tubules |
4. | Crop, Gizzard, Malpighian tubules and Hepatic cecae |