an investigation is done. to find out whether plants grow better with decomposing potato peeling or decomposing apple peelings which of these would be the control plant? an investigation is done. to find out whether plants grow better with decomposing potato peeling or decomposing apple peelings which of these would be the control plant? @Biology

Question

agreene · Answer

I assume you mean one with and one without the apple peelings...

Your control would be the one under "normal" circumstances, so the one without the peels will be the control.

anonymous · Answer

You would need to have a 3rd growth setup; one done in normal, non-augmented soil substrate. This would be your "control".