Select ALL reasons why energy transfer between trophic levels is inefficient. (Choose 3) A) Energy is lost...

1) Select ALL reasons why energy transfer between trophic levels is inefficient. (Choose 3)
A) Energy is lost as heat through metabolic processes
B) Not all parts of organisms are consumed
C) Energy is used for cellular respiration
D) All energy is perfectly conserved
E) Some energy is lost in waste products
F) Energy is created at each trophic level
5) In a food chain with 4 trophic levels, if producers contain 20,000 kJ of energy, approximately how much energy would be available to tertiary consumers?
A) 2,000 kJ
B) 200 kJ
C) 20 kJ
D) 2 kJ