Question

11 in addition to breathing out, what other way do humans add carbon dioxide to the atmosphere? burning fossil fuels metabolizing glucose planting trees skip 10/12 complete

Explanation:

Burning fossil fuels like coal, oil, and gas releases carbon - dioxide stored in them into the atmosphere. Metabolizing glucose is a normal bodily process and the carbon - dioxide released is part of normal respiration similar to breathing out. Planting trees actually absorbs carbon - dioxide from the atmosphere through photosynthesis.

Answer:

A. Burning fossil fuels