Fact 1: The looseness of soil increases the amount of oxygen in that soil. Fact 2: Without oxygen in the soil, most plants die. Given the two facts above, answer the question "Plants may die without what?" with the following options: - nucleus of a cell - some looseness in the soil - wavelengths and photons - moss - single-celled organisms - organic molecules - snow - rocks
The answer to this question is:
some looseness in the soil