In which of the following spheres of the earth are living beings inter-related and interdependent on each other for their survival?
Atmosphere
Hydrosphere
Biosphere
Lithosphere
The part of earth in which living organisms exist (or which supports life) is called: (a) lithosphere (b) globe (c) hydrosphere (d) biosphere
What do geographers use as a tool to monitor or measure phenomena on Earth's lithosphere, hydrosphere, atmosphere, and biosphere?