The seven characteristics of life include: responsiveness to the environment; growth and change; ability to reproduce; have a metabolism and breathe; maintain homeostasis; being made of cells; passing traits onto offspring. Hope this helps!
Because they Both work together to filter the water. Also without them Precipitation wouldn't occur and there wouldn't be any water cycle.
Tar sands pits , sorry if I got this wrong
Answer:
Explanation:
Decrease the amount of light using the iris diaphragm lever.