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the consists of all the organisms on earth and the areas in which they live.
geosphere
atmosphere
hydrosphere
biosphere

Biosphere

Explanation:

The biosphere is the collection of all biotic (living) factors of an area and the abiotic (nonliving) factors of an area.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.