label the following parts and write their functions
What is the importance of double circulation?
Define air-pollution? What are the effects of air-pollution?
What is 10% law?( IT IS VERY URGENT pls!!!!!!!!!)
Why flow of energy is unidirectional. ( IT IS VERY URGENT pls)
Advantages and disadvantages of dams.
Explain chipotle movement. (IT IS VERY URGENT pls)
Why do we need to manage our resources? ( in points)