If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Unit: Matter and energy in ecosystems

0

Possible mastery points
This town ain't big enough for the two of us: what happens when organisms compete over limited resources?
NGSS:
HS‑LS2‑1
,
HS‑LS2‑2
,
HS‑LS2.A.1
Level up on the above skills and collect up to 200 Mastery points
Level up on the above skills and collect up to 200 Mastery points
Carbon in the soil, carbon in the sea, carbon in you and me: it's all a cycle of give and take!
NGSS:
HS‑LS2‑5
,
HS‑LS2.B.3
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 500 Mastery points!

About this unit

This unit explores matter and energy in ecosystems. Learn about population growth, carrying capacity, energy flow, matter cycling, and the carbon cycle.
Biology is brought to you with support from the Amgen Foundation