

MCQOPTIONS
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1. |
The natural world in which all living organisms is known as ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ |
A. | Atmosphere |
B. | Environment |
C. | Eco system |
D. | None of these |
Answer» C. Eco system | |