If there are 20,000 kcal available in the primary producer level of an ecosystem,how many kcal would be available in the secondary consumer level?

Question

Quizplus · Accepted Answer

According to the 10% rule in ecology, only about 10% of the energy from one trophic level is transferred to the next level. Therefore, from primary producers to primary consumers, 10% of 20,000 kcal would be 2,000 kcal. From primary consumers to secondary consumers, another 10% of 2,000 kcal gives 200 kcal.

If There Are 20,000 Kcal Available in the Primary Producer