Here's a breakdown:

* Organisms: Living things, like plants, animals, bacteria, fungi.

* Nonliving objects: Physical components like water, air, soil, rocks, sunlight.

* Live together: These components interact and depend on each other for survival.

Examples of ecosystems include:

* A forest

* A coral reef

* A desert

* A pond

* A city park

Let me know if you'd like to explore any of these ecosystems in more detail!