5% - If you ate 280kJ of energy from strawberries, and used 14kJ for growth, how energy efficient is this?, 4.5% - A lion consumes 980kJ of energy from an antelope and uses 45kJ for growth. What is the efficiency of this process?, 9% - A rabbit consumes 385kJ of grass and uses 35kJ for growth. Calculate the efficiency. , 10% - A squirrel consumed a 455kJ acorn, and used 47kJ for growth. How efficient was this?, 3% - A hamburger provides 2000kJ of energy, but only 60kJ of that would be used for growth by humans. Calculate the efficiency. ,

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