One standard drink contains about of absolute alcohol.

The answer is B. 0.5 ounce

A standard drink should have around 14gram or 0.5 ounce or alcohol content. The volume of alcohol would be vary in different drinks because of the different alcohol concentration. Standard drink on different beverage would be 12 ounches of beer, 5 ouches of wine or 1.5 ounches of spirits.

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