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
Yes it is, an example is a group of animals not treated with it died, but the animals that were survived--
Organisms breathe oxygen and drink water. Water and oxygen are nonliving things. ☺♥
Base on the question that asks to choose among the following choices that is significance of the apical meristem, base on the fact, apical meristem is found at the apices or tips of the plant, both the tip of the shoot and the root and is a region of actively dividing cells. Base on that the answer would be "It provide strength to the plant by facilitating secondary growth"
The systems are:
Nervous system: this is because the brain sends out commands to the body or it signals other parts which makes your body move like walk or to pick something up.
Muscular system: the muscular system such as your bones and muscles is what keeps the bones together so you could move/walk.
Hope this helped :)
Have a great day