Life on Earth - Energy in Ecosystems Flashcards
1
Q
Source of Energy for all Ecosystems
A
the sun
2
Q
How is energy lost within a food chain?
A
- heat
- movement
- undigested waste
3
Q
Pyramid of Numbers
A
the total number of organisms at each stage in a food chain, generally more small organisms and few large organisms but there are exceptions
4
Q
Pyramid of Energy
A
shows the energy available at each stage in a food chain
