AP Environmental Sciencehardmcq1 pt
Which of the following best explains the significance of primary productivity in understanding ecosystems?
A.B) Primary productivity is only relevant in laboratory settings and has no real-world application
B.D) Primary productivity is a minor factor that does not significantly impact environmental systems
C.C) Primary productivity has been largely disproven by recent scientific research
D.A) Primary productivity plays a critical role in shaping environmental outcomes and policy decisions