Enzymes like pepsin are found in the stomach and act on food to break it down into simpler substances. This is an example of a — chemical change. stimulus. physical change. reflex.

Chemical Change

Explanation:

Enzymes like pepsin are found in the stomach and act on food to break it down into simpler substances. This is an example of a —

Chemical change

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