WebTo carry out photosynthesis or chemosynthesis some necessities include energy from the sun, carbon dioxide, and nutrients such as nitrogen and phosphorus. A source of nutrients for primary producers in an estuary is from freshwater inflow. Many studies have found a correlation between nitrogen loading and phytoplankton productivity (Flint et al ... WebAs zooplankton are crucial mediators of trophic transfer, zooplankton community shifts may reflect changes in primary production and affect consumers at higher trophic levels …

a) Distinguish between primary productivity and secondary …

WebSecondary productivity is defined as the rate at which consumers convert the chemical energy in their food into their biomass. In ecology, the term productivity refers to the rate … factcheck newsmax

Ecosystem - SlideShare

WebDec 7, 2015 · This increases the biomass of an ecosystem. Ecology divides production as primary and secondary production. PRIMARY PRODUCTIVITY: The amount of the … WebPrimary production is the production of chemical energy in organic compounds by living organisms.The main source of this energy is sunlight but a minute fraction of primary … WebJan 1, 2024 · Secondary production is all heterotrophic production (= growth), regardless of its fate. It includes the production of heterotrophic bacteria, fungi, protozoans, and … does the irs let you make payments