Biology- Chapter 1 Q and A's

Q. What is meant by a nutrient? (1 mark) 

A. A nutrient is an important substance that is needed by the body to stay healthy and to survive. 

Q. State the function of carbohydrates. (1 mark) 

A. Carbohydrates are used to provide energy. 

Q. State two functions of proteins. (1 mark) 

A. Proteins are growth and repair. They repair body tissues and make new cells. 

Q. List four ways in which you lose water from the body. (1 mark) 

…