What is the difference between small, controlled lab experiments versus an ecosystem-scale experiment?

A. the applicability of the results
B. the species of interest
C. the abiotic factors
D. the number of variables

A. the applicability of the results

Small, controlled lab experiments are typically more controlled and focused on specific variables, making it easier to determine cause and effect relationships. However, the results may not always be directly applicable to real-world ecosystems. Ecosystem-scale experiments, on the other hand, allow researchers to study the interactions between multiple species and abiotic factors in a more realistic setting, providing more generalizable results.