Q. No.Goblet cells of alimentary canal are modified from:
1.
Columnar epithelial cells
2.
Chondrocytes
3.
Compound epithelial cells
4.
Squamous epithelial cells
Cuboidal epithelium with brush border of microvilli is found in :
1. Ducts of salivary glands
2. Proximal convoluted tubule of nephron
3. Eustachian tube
4. Lining of intestine
Select the incorrectly matched pair from the following:
1. Chondrocytes - Smooth muscle cells
2. Neurons - Nerve cells
3. Fibroblast - Areolar tissue
4. Osteocytes - Bone cells
Match the following cell structure with its characteristic feature:
| Column I | Column II | ||
| (a) | Tight junctions | (i) | Cement neighboring cells together to form sheet |
| (b) | Adhering junctions | (ii) | Transmit information through chemicals to another cell |
| (c) | Gap junctions | (iii) | Establish a barrier to prevent leakage of fluid across epithelial cells |
| (d) | Synaptic junctions | (iv) | Cytoplasmic channels to facilitate communication between adjacent cells |
Select the correct option from the following:
| Options: | (a) | (b) | (c) | (d) |
| 1. | (ii) | (iv) | (i) | (iii) |
| 2. | (iv) | (ii) | (i) | (iii) |
| 3. | (iii) | (i) | (iv) | (ii) |
| 4. | (iv) | (iii) | (i) | (ii) |
Which of the following statements wrongly represents the nature of smooth muscle?
| 1. | Communication among the cells is performed by intercalated discs. |
| 2. | These muscles are present in the wall of blood vessels. |
| 3. | These muscles have no striations. |
| 4. | They are involuntary muscles. |
Following are the statements about prostomium of earthworm.
| (a) | It serves as a covering for mouth. |
| (b) | It helps to open cracks in the soil into which it can crawl. |
| (c) | It is one of the sensory structures. |
| (d) | It is the first body segment. |
Choose the correct answer from the options given below:
1. (a), (b), (c) and (d) are correct
2. (b) and (c) are correct
3. (a), (b) and (c) are correct
4. (a), (b) and (d) are correct
Identify the types of cell junctions that help to stop the leakage of the substances across a tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.
1. Adhering junctions and Tight junctions, respectively.
2. Adhering junctions and Gap junctions, respectively.
3. Gap junctions and Adhering junctions, respectively.
4. Tight junctions and Gap junctions, respectively.
1. Bronchioles and Fallopian tubes
2. Bile duct and Bronchioles
3. Fallopian tubes and Pancreatic duct
4. Eustachian tube and salivary duct
Which of the following is not a connective tissue?
| 1. Neuroglia | 2. Blood |
| 3. Adipose tissue | 4. Cartilage |
| List - I | List - II | ||
| (a) | Bronchioles | (i) | Dense Regular Connective Tissue |
| (b) | Goblet cell | (ii) | Loose Connective Tissue |
| (c) | Tendons | (iii) | Glandular Tissue |
| (d) | Adipose Tissue | (iv) | Ciliated Epithelium |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (iv) | (ii) | (i) |
| 2. | (iv) | (iii) | (i) | (ii) |
| 3. | (i) | (ii) | (iii) | (iv) |
| 4. | (ii) | (i) | (iv) | (iii) |
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