Help please I need this I don’t understand

The first three boxes are Carbon dioxide (the 6th pic), water and sunlight, I cant figure out the middle box it could be nutrients, and one of the last box's is oxygen (the o)

Sorry im  not much help im doing this too and like im literally stuck!

integrated circuit (ic) is defined as a set of electronic circuits on one small flat piece of semiconductor material, normally silicon. a functional electronic circuit requires transistors, resistors, capacitors, inductors, etc., and the connections between them.