- 1(current)
Q. No.Biosphere is
| 1. | a component in the ecosystem |
| 2. | composed of the plants present in the soil |
| 3. | life in the outer space |
| 4. | composed of all living organisms present on earth which interact with the physical environment |
Subtopic: Â Organisms and its Environment |
 92%
Level 1: 80%+
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Ecological niche is
| 1. | the surface area of the ocean |
| 2. | an ecologically adapted zone |
| 3. | the physical position and functional role of a species within the community |
| 4. | formed of all plants and animals living at the bottom of a lake |
Subtopic: Â Organisms and its Environment |
 92%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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