Why does it take 10 times more energy to grow a kilogram of beef than a kilogram of wheat?
A) Only 10% of wheat is digestible by cattle.
B) Cattle eat only 10% of their body weight.
C) Cattle only integrate 10% of their food into biomass.
D) A kilogram of wheat weighs less than a kilogram of beef
Ans: C) Cattle only integrate 10% of their food into biomass.
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