Q. No.
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Phylogenetic classification is based on:
| 1. | Morphological similarities | 2. | Physiological similarities |
| 3. | Reproductive similarities | 4. | Evolutionary relationships |
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The body of Euglenoids is flexible because of presence of:
| 1. | a cell wall made up of pseudopeptidoglycan |
| 2. | a protein rich pellicle and absence of cell wall |
| 3. | a phosphate ether bonding in phospholipids in cell membrane |
| 4. | lipopolysaccharide layer in the outer cell wall |
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Which of the following is not a viral disease?
| 1. | Influenza | 2. | Yellow fever |
| 3. | Japanese encephalitis | 4. | Kala azar |
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As a group the most extensive metabolic diversity is shown by:
| 1. | Bacteria | 2. | Protista |
| 3. | Fungi | 4. | Animals |
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Halophiles are archaebacteria adapted to extreme:
| 1. | Hot habitats | 2. | Saline habitats |
| 3. | Marshy habitats | 4. | Cold habitats |
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Methanogens are commonly present in:
1. Alimentary canal of the lower invertebrates
2. Symbiotic relationships with xerophytic plants
3. Gut of ruminant animals
4. Close associations with corals
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Consider the following regarding the reasons for the fact that now Cyanobacteria are kept in Monera and not in Plantae:
I. They are prokaryotes.
II. The cell wall of cyanobacteria has peptidoglycan.
III. They can fix atmospheric nitrogen.
The correct explanations would be:
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
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Identify the incorrect statement regarding cyanobacteria:
1. They have chlorophyll a similar to green plants
2. Colonies surrounded by pellicle – a protein rich layer
3. Often form blooms in polluted water bodies
4. Fix nitrogen in specialized cells called hetrocysts
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Which of the following is not a feature of members of Kingdom Fungi?
1. Eukaryotic cell type
2. Chitinous cell wall
3. Organ system body organization
4. Heterotrophic mode of nutrition
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