All plant and animal groups existing together and the physical factors with which they interact compose a(n)

a. climate.

b. kingdom.

c. ecosystem.

d. weather pattern.

Ecosystem. it is defined as a biological community of interacting organism and their physical environment.

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answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.