Essential Molecules in Cells Quiz

What are the three essential molecules every cell needs?

• Oxygen, glucose, and amino acids

• Water, carbon dioxide, and proteins

• Vitamins, minerals, and fats

• Carbohydrates, lipids, and nucleic acids

What is the primary function of metabolism in the body?

• To store energy for later use

• To use molecules for energy and growth

• To produce vitamins and minerals

• To create new cells

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Where do we get oxygen molecules from?

• Food

• Water

• Air

• Sunlight

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What are amino acid molecules the building blocks of?

• Carbohydrates

• Proteins

• Fats

• Nucleic acids

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Which foods are rich in amino acids?

• Fruits and vegetables

• Bread and pasta

• Beans, meat, and eggs

• Rice and potatoes

How do we primarily obtain glucose molecules?

• By drinking water

• By eating protein-rich foods

• By breaking down starch-containing foods

• By breathing in air

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What are large protein molecules made up of?

• Glucose molecules

• Fatty acids

• Amino acids

• Nucleotides

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What are large starch molecules made up of?

• Amino acids

• Fatty acids

• Glucose molecules

• Nucleotides

What is the role of oxygen, glucose, and amino acid molecules in the body?

• They are used to build bones

• They fuel the body to function every day

• They help in digestion

• They are stored as fat

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What can happen if cells do not get the molecules they need?

• Cells will multiply rapidly

• Cells will function normally

• Cells can't do what they need to do

• Cells will become stronger

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