WebGive one example of a food chain that exists in nature. Grass-mouse-snake-hawk. 2. In an ecological pyramid, what happens to energy, biomass and # of species as you move up? Why? They all decrease because energy is lost as it moves up each trophic level. Each trophic level requires more energy to sustain it, increasing competition for resources ... Weba stable situation in which opposing forces are balanced. food chain. a sequence of organisms in which each organism feeds on the one below. example of food chain. …

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Web1. Define the role of marine microbes. Explain to students that, in a single drop of salt water, thousands of microbes (tiny organisms), including bacteria and phytoplankton (tiny floating plants), are interacting to form … WebJun 7, 2024 · For every doubling of per capita income, there is a decline of 5.4% in the farm share of consumer expenditures. This accords with known stylized facts about food demand. While consumers spend more ... tracy cash

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WebFood chains and webs exist in every type of ecosystem and biome, from land dwellers to aquatic or aerial environments, even to microscopic or chemical environments. … WebThe food chain is an energy source diagram. The food chain begins with a producer, which is eaten by a primary consumer. The primary consumer may be eaten by a secondary consumer, which in turn may be … WebJan 24, 2024 · A food chain is a sequence of organisms through which nutrients and energy is transferred in the form of food from organism to organism. The food chain describes who eats whom for survival in an ecosystem. The food chain is also the pathway for the transfer of energy in an ecosystem. The energy is produced by the ‘Producers’ … the royal dvd box set series 1-8