Sun Plant - producer Animal - primary consumer Animal 2 - secondary consumer Animal 3 - tertiary consumer Hope this helps
No, the tendency is to fill out lower energy levels first.
Solar energy
obviously
No, according to Hund's rule the electrons fill the lowest orbital first and foremost and then go on to fill higher orbitals.
The first energy level can take a maximum of two electrons.
4s will fill first because it is at a lower energy level than the 3d level.
Yes, when their diet varies they can fill more than one trophic level
2
The principle is: electrons fill first the lower energy levels.
Biomes or ecosystems fill this description.
mold
FIRST LEVEL = 2 2ND LEVEL= 8