Question

1. Which of the following is NOT one of the four subsystems of the Earth?

A. Biosphere
C. water sphere
B. Hydrosphere
D. geosphere​

Answer 1

Answer: Geosphere

Explanation: These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air).

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