Question

agenda • activator ~ 3 min • piping-graphing ~ 10 min • cer writing ~ 20 min • exit ticket ~ 3 min sw analyze & interpret data to determine which biotic/abiotic factors most affect the population of a threatened bird species over time within a beach ecosystem. reminders:

Explanation:

The problem involves analyzing biotic/abiotic factors affecting a bird species' population in an ecosystem, which falls under Biology (a subfield of Natural Science) as it deals with ecological and biological concepts.

Answer:

The subfield is Biology (under Natural Science).