Conversion of Food to Energy

What is the role of oxygen in cellular respiration?

• To transport small molecules to our cells
• To create new skin cells
• To react with glucose and release energy
• To excrete waste from our body

Tags

NGSS.MS-LS1-7

The process of breaking down food into smaller molecules is called (a)  

What is the end result of the chemical reactions that small molecules go through inside our cells?

• Waste products are produced
• New cells are formed
• Energy is stored
• Energy is released

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Food is just a form of stored (a)  

Tags

NGSS.MS-LS1-7

When we eat, our food is transformed through a series of chemical reactions into new molecules that support growth and/or release (a)   .

Tags

NGSS.MS-LS1-7

What is the main purpose of the chemical reactions that occur inside our cells?

• To release energy from small molecules
• To create new skin cells
• To transport small molecules to our cells
• To excrete waste from our body

What is the process called that breaks down food into smaller molecules?

• Fermentation
• Respiration
• Photosynthesis
• Digestion

What happens to the energy released from food that is not used for growth and repair?

• It is excreted from our body
• It is used for movement and other activities
• It is stored in our liver
• It is converted into heat

Tags

NGSS.MS-LS1-7

What is metabolism?

• The process of eliminating waste products from the body
• The process of breaking down food into smaller molecules and transforming it into a form the body can use
• The process of converting light energy into chemical energy
• The process of releasing energy from food

Tags

NGSS.MS-LS1-7

NGSS.MS-LS1-2

What should we consider when choosing our fuel?

• The color of the food
• The taste of the food
• The potential energy of the food
• The texture of the food