NPP=

The sun's energy is not converted into organic matter by plants because:
1.
2.
3.
4.

how is energy lost in a food chain?

Why do food chains only have four or five trophic levels maximum?

why is the total mass ( biomass) decrease as you go up a food chain?

why does the total amount of energy stored decrease as you move up a food chain?

what unit is used for energy available?

what three things do you need to consider when looking at energy available?

energy transfer=