Earth Subsystems Quiz

Which Earth subsystem includes all the living organisms on the planet?

The layer of gases surrounding Earth is the **__**osphere.

All of Earth's water, in solid, liquid, or gas form, is part of the **__**sphere.

The solid, rocky part of Earth, from the surface to the core, is called the **__**sphere.

When plants extract nutrients from the soil, which two major subsystems are interacting?