Science Midterm Vocabulary

What are amino acids primarily used for in living organisms?

• Energy storage
• Building proteins
• Transporting oxygen
• Breaking down food

What is carbon dioxide made of?

• Carbon and hydrogen
• Carbon and oxygen
• Oxygen and nitrogen
• Hydrogen and nitrogen

What process do cells use to release energy from glucose?

• Photosynthesis
• Cellular respiration
• Digestion
• Metabolism

What happens during a chemical reaction?

• Atoms rearrange to form new substances
• Energy is created
• Molecules are destroyed
• Cells divide

What is the main function of the circulatory system?

• To break down food
• To transport molecules to and from cells
• To absorb oxygen
• To release carbon dioxide

What is a claim in scientific terms?

• A proven fact
• A proposed answer to a question
• A type of evidence
• An observation

What does the digestive system do?

• Takes in food and breaks it down
• Transports oxygen
• Releases energy
• Produces glucose

What is energy?

• A type of molecule
• The ability to make things move or change
• A building block of proteins
• A part of the circulatory system

What is evidence in a scientific argument?

• A personal opinion
• Information that supports or refutes a claim
• A type of chemical reaction
• A proposed hypothesis

What is glucose used for in organisms?

• To store energy
• To release energy
• To build proteins
• To transport oxygen