Test Prep

Introduction Population growth and resource availability are fundamental concepts in AP® Environmental Science. They shape how communities … Read more

Introduction Carrying capacity in ecology influences how populations grow and thrive in an ecosystem. It … Read more

Introduction A population’s survival patterns often reflect how it responds to changing environments and resource … Read more

Introduction Ecologists often classify species based on traits related to reproduction and survival. One of … Read more

Introduction Species diversity remains a vital topic in AP®  Environmental Science. Diverse organisms fill ecological roles … Read more

Introduction to Ecological Succession Ecological succession refers to the predictable series of changes in species … Read more

Introduction Environmental adaptation refers to the various ways organisms modify their traits over time to … Read more

Introduction Ecosystems are intricate networks of living organisms and their physical surroundings. They include everything … Read more

Introduction Ecosystem services are benefits people gain from natural environments, including forests, wetlands, oceans, and … Read more

Ecological Tolerance: Why It Matters in AP® Environmental Science Introduction Ecological tolerance refers to the range … Read more