The approach that you're mentioning is called the <span>sociobiology approach. It's basically approaching biology and evolution but also including principles found in sociology.</span>
5. Because of rain and oxygen, if a set of tools is left outdoors in the rain for a long time, it will rust.
6. Yes, I believe it is possible for any of the earth materials scenes to be affected by both mechanical and Chemical weathering, but I am more positive about #5.
Answer:
A vacuole is used for temporary storage of water, waste products, food, and cellular material. ... Vacuoles are larger in plant cells than animal cells to store the water and other materials needed by the cell.