What most directly enables salmon to swim in a river? a. energy from the motion of the river b. energy from the sun c. energy from its food d. energy from the movement of earth

The answer would be C energy from its food -apex please mark the brainliest answer

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg