Energy is passed up a food chain or web from lower to higher trophic levels.
An example of chemical energy is food nutrients.
Nutrients is passed up a food chain or web from lower to higher trophic levels.
_ are passed from lower to higher trophic levels
Options:
[a] fossil fuels
[b] rays or beams
[c] nutrients
[d] environment
[e] animals
[f] heat produced
[g] Most plants
[h] Light