| Q.10 | Select the option that can be used as a one-word substitute for the given group of words. The branch of biology that deals with the relations of organisms to one another and to their physical surroundings. | |
| Ans | 1. Morphology | |
| 2. Ecology | ||
| 3. Anthropology | ||
| 4. Gerontology |
Correct Ans Provided: 2