- 1(current)
Q. No.As a group the most extensive metabolic diversity is shown by:
| 1. Bacteria | 2. Protista |
| 3. Fungi | 4. Animals |
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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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Chemosynthestic autotrophic bacteria:
I. Produce ATP by oxidizing inorganic substances
II. Play a great role in recycling nutrients like nitrogen, phosphorus, iron and sulfur
| 1. Both I and II are correct | 2. Only I is correct |
| 3. Only II is correct | 4. Both I and II are incorrect |
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Identify the incorrect statement regarding true bacteria?
| 1. | As a group, they exhibit maximum metabolic diversity. |
| 2. | Chemosynthetic autotrophic bacteria play a great role in recycling nutrients like nitrogen, phosphorous, iron and sulphur. |
| 3. | Heterotrophic bacteria are the most abundant in nature. |
| 4. | Bacteria reproduce mainly by fission but sometimes under favourable conditions, they produce spores. |
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- 1(current)
Q. No.
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