Question

put the levels of organization of an ecosystem in order from smallest (1) to largest (4) community ecosystem organism population

Explanation:

An organism is an individual living thing. A population is a group of the same - species organisms. A community is made up of different populations of different species. An ecosystem includes the community and its physical environment. So, the order from smallest to largest is organism, population, community, ecosystem.

Answer:

1. organism
2. population
3. community
4. ecosystem