Q. No.Presence of intercalated discs help cardiac muscles to act as a functional syncytium. This is possible because the structure of these discs have:
1.
Tight junctions
2.
Gap junctions
3.
Adhering junctions
4.
Plasmodesmata
The main function of adipose tissue is
| 1. | providing insulation from heat and cold |
| 2. | providing protective padding around organs |
| 3. | to be a reserve of lipids |
| 4. | providing feedback for hunger and diet to the brain |
Which of the following mouth parts of cockroach are paired?
| 1. | Labrum | 2. | Labium |
| 3. | Hypopharynx | 4. | Maxilla |
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 |
In cockroach, a chitinous hard exoskeleton covers:
1. The head segment only
2. The head and the thorax segment only
3. The thorax and the abdomen only
4. The entire body
What are the structures labeled A, B, C and D respectively in the given diagram?
| 1. | Dendrites, Soma, Axon, Terminal nerve endings |
| 2. | Dendrites, Soma, Cyton, Terminal nerve endings |
| 3. | Terminal nerve endings, Soma, Axon, Dendrites |
| 4. | Terminal nerve endings, Soma, Perikaryon, Dendrites |
What are the structures labelled A, B, C and D respectively, in the given diagram?
| 1. | Mast cell, Fibroblast, Collagen, Macrophage |
| 2. | Mast cell, Dendritic cell, Collagen, Macrophage |
| 3. | Macrophage, Fibroblast, Elastin, Mast cell |
| 4. | Macrophage, Fibroblast, Collagen, Mast cell |
Tendons and ligaments are examples of:
| 1. | Loose connective tissue |
| 2. | Dense irregular connective tissue |
| 3. | Dense regular connective tissue |
| 4. | Specialized connective tissue |
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 |
Which one of the followings statements is true for cockroach?
| 1. | The numbers of ovarioles in each ovary are ten. |
| 2. | The larval stage is called caterpillar. |
| 3. | Anal styles are absent in females. |
| 4. | They are ureotelic. |
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