Which process is used to measure primary productivity in aquatic ecosystems? a. measuring o2 uptake and release b. measuring co2 uptake and release c. measuring changes in biomass d. measuring solar energy absorption

Explanation:b

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.