Which phrase best describes a biogeochamical cycle?
a. the movement of a chemical substance through earths bodies of water
b. the movement of a chemical substance through only the abiotic parts of earth
c. the movement of a chemical substance through only the biotic parts of the earth
d. the movement of a chemical substance through both the biotic and abiotic parts of the earth

the biogeochemical cycle can be defined as the process by which the vital elements of the living matter are circulated around. the essential elements are moved along all the components of the earth whether it be biotic component or abiotic component. the chemical substances move through both these parts of the other during a biogeochemical cycle.

hence, the correct answer is option (c).

hope that award me brainliest : )

correct answer is a. and d.