Kenhina Kenhina

22-01-2016
Biology

contestada

Which of the following examples of an ecological study involves the ecosystem level of organization?

A. The effects of human activities on biogeochemical cycling
B. The effects of a disease on population size
C. The effects of an invasive plant species on bird nesting sites
D. The effects of competition on survival

Respuesta :

PhineasJack PhineasJack

22-01-2016

the closest answer to being correct is A, because ecosystem involves biotic and abiotic. and since humans are biotic and the cycle is abiotic. it is on the ecosystem level! :D

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