TLS Online TPP Program

#Question id: 11281


Owls eat rats, mice, shrews, and small birds. Assume that, over a period of time, an owl consumes 5,000 J of animal material. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. What is the production efficiency of this owl?

#XL - R Botany
  1. 8%
  2. 7.4%
  3. 2%
  4. 40%