How many different functions does blood serve in the human body

3

Explanation:

Blood has three main functions: transport, protection and regulation. Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body. Nutrients from the digestive tract and storage sites to the rest of the body.

It has three main functions: transport, protection, and regulation.

Explanation:

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

: )

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.