Q. No.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
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.
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
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) |
Which of the following types of epithelium lines the walls of blood vessels?
1. Ciliated epithelium
2. Squamous epithelium
3. Cuboidal epithelium
4. Columnar epithelium
Match List-I with List-II:
| List-I | List-II | ||
| (a) | Adhering junctions | (i) | Establish a barrier that prevents leakage of extracellular things across a layer of cells |
| (b) | Tight junctions | (ii) | Functions like rivets and fasten cells together into strong sheets |
| (c) | Gap junctions | (iii) | Pass information through neurotransmitters from one cell to another |
| (d) | Synaptic junctions | (iv) | Provide cytoplasmic channels from one cell to an adjacent cell for communication |
Choose the correct answer from the options given below
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (iii) | (ii) | (i) |
| 2. | (i) | (iii) | (ii) | (iv) |
| 3. | (ii) | (i) | (iv) | (iii) |
| 4. | (i) | (ii) | (iii) | (iv) |
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