CFA 2 6th Grade Science

First Name, Last Name

Which of the following is a main claim the article makes about the molecules cells need?

• a) Cells only need oxygen to function properly.
• b) Cells require oxygen, glucose, and amino acids for a body to stay healthy.
• c) Cells can function without molecules from food.
• d) Cells need vitamins more than anything else.

What evidence does the article provide to support the claim that glucose is essential for cell function?

• a) Glucose is obtained from protein-rich foods.
• b) Glucose molecules are made from oxygen.
• c) Glucose is a starch molecule found in fruits, vegetables, and grains.
• d) Glucose is not necessary for energy production.

How does the article explain the role of amino acids in the body?

• a) Amino acids are primarily used for breathing
• b) Amino acids are the building blocks of proteins.
• c) Amino acids are converted into glucose.
• d) Amino acids are only found in the air.

What reasoning does the article give for why oxygen is critical to cellular health?

• a) Oxygen is used to build amino acids.
• b) Breathing oxygen is a minor body function.
• c) Oxygen helps in the metabolism process for energy and growth.
• d) Oxygen is not related to cell function.

Which of the following statements best synthesizes the article's information on how cells get the molecules they need?

• a) Cells generate molecules internally and do not rely on external sources.
• b) Cells get necessary molecules from environmental air and dietary intake.
• c) Cells only need sunlight to produce necessary molecules.
• d) Cells do not require any molecules to function properly.