As a group the most extensive metabolic diversity is shown by:
1. | Bacteria | 2. | Protista |
3. | Fungi | 4. | Animals |
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 |