Carbon monoxide is generated as a result of what process?Group of answer choicesAbsorptionEvaporationBurningCondensation

Which of the following processes that return carbon to the atmosphere is not a natural activity?CombustionRespirationDecompositionDecay

Burning of charcoal in a closed room will produce(a) Carbon dioxide (b) Nitrogen dioxide(c) Carbon monoxide (d) All of these

How is this carbon dioxide converted into carbon monoxide in the blast furnace?

What process releases carbon dioxide into the atmosphere?*1 pointCombustionCellular respirationDecompositionAll of the above

What is the primary process through which carbon is incorporated into life-forms?CombustionRespirationPhotosynthesisDecomposition