Ecological efficiency is the percentage of usable energy captured at each level of consumption.
(A) 10 kcal/m2/yr
(B) 100 kcal/m2/yr
(C) 1,000 kcal/m2/yr
(D) 1,00,000 kcal/m2/yr
Refer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level, is
Refer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level is