Question

use pages 328-330 of your textbook to complete the questions below. for questions 1-6 match each term with the definition that best describes it.

1. ____ proteins a. main source of energy for organisms; may be simple or complex
2. ____ vitamins b. incorporated in body structures and provide energy; control chemical signals
3. ____ minerals c. store and transmit genetic information
4. ____ carbohydrates d. inorganic substances such as iron and zinc; required for processes such as transmitting nerve signals
5. ____ nucleic acids e. organic compounds necessary for metabolic processes
6. ____ lipids f. contain nitrogen; build an organisms body structures

for questions 7-10, complete each sentence with the correct term from the word bank.
nutrient cycling organic compounds, cellular respiration nutrients

1. vitamins, minerals and water are three types of _________________________.
2. when decomposers break down waste and return the elements back to the soil and water, it is called _________________________.
3. proteins, carbohydrates and lipids are all examples of _________________________ because they contain hydrogen and carbon held together by covalent bonds.
4. _________________________occurs when an organism breaks down food molecules to release stored energy.

Explanation:

1. Matches each nutrient term to its core biological function.
2. Fills in each sentence with the correct term based on biological definitions of the concepts provided in the word bank.

Answer:

Questions 1-6 (Matching)

1. Proteins - f. Contain nitrogen; build an organism's body structures
2. Vitamins - e. Organic compounds necessary for metabolic processes
3. Minerals - d. Inorganic substances such as iron and zinc; required for processes such as transmitting nerve signals
4. Carbohydrates - a. Main source of energy for organisms; may be simple or complex
5. Nucleic acids - c. Store and transmit genetic information
6. Lipids - b. Incorporated in body structures and provide energy; control chemical signals

Questions 7-10 (Sentence Completion)

1. Vitamins, minerals and water are three types of Nutrients.
2. When decomposers break down waste and return the elements back to the soil and water, it is called Nutrient cycling.
3. Proteins, carbohydrates and lipids are all examples of Organic Compounds because they contain hydrogen and carbon held together by covalent bonds.
4. Cellular Respiration occurs when an organism breaks down food molecules to release stored energy.