Question

fill in the blank: __________ is the creation of organic compounds by autotrophs (e.g., phytoplankton) using sunlight and co₂. fermentation decomposition respiration primary production

Explanation:

Primary production is the process by which autotrophs like phytoplankton use sunlight and CO₂ to create organic compounds. Fermentation is an anaerobic process not related to this sunlight - CO₂ conversion. Decomposition is the breakdown of organic matter. Respiration is the process of releasing energy from organic compounds.

Answer:

Primary production