Answer:
The second way is to put wet sand with rocks in the sand in the bottom of the bottle, then put dry sand next, get some water and dump it all in there with the plant in it. The advantages in the first one was the plant gets a good amount of water and cactus love water so that is one advantage.
<span>Organisms used to be classified in the earliest times according to their size. As science progressed, they started getting organized by their physical traits and now they're organized by traits found in their species that are not found in others based on the theory of evolution. They are classified according to how they developed from a starting organism.</span>
Answer:
D.
Explanation: Ecology: relation of organisms with one another or their surroundings.
The ecosystem is an ecological system consisting of all of its biotic and abiotic factors
A. the mitochondria and chloroplasts are much different in structure than bacteria