| Which of the following is/are part of the biosphere? |
| 1. Water |
| 2. Soil |
| 3. Plants |
| Select the correct answer using the codes given below. |
A) 1 and 2 only
B) 1 and 3 only
C) 3 only
D) 1, 2 and 3
Correct Answer: D
Solution :
[d] Many people mistakenly believe that biosphere only comprises of the living components. But this is not true. Biosphere, is a relatively thin life-supporting stratum of Earth's surface, extending from a few kilometres into the atmosphere to the deep-sea vents of the ocean. The biosphere is a global ecosystem composed of living organisms (biotic) and the non-living (abiotic) factors.
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