During cellular respiration
An earthquake<span> is the sometimes violent shaking of the ground caused by movements of Earth's tectonic plates.</span>
Shells are the exoskeletons of clams, snails and oysters. Hope that helps
One redo our could be a body of water like a dam as such, and another is something like a retention pond, taking in water
Answer: i would say the independent variable is the soil and the control variable is the seed because it stays the same in all of them to better understand the experiment while the dependent variable is the fertilizer.
Explanation: i am not completely sure but maybe someone else can also answer to verify it first