Levels of Organization Quiz

What is the smallest unit of life in the human body?

• Tissue

• Cell

What do cells make up when they work together?

• Tissues

• Organs

What do tissues make up in the body?

• Cells

• Organs

What do organs work together to form?

• Organ systems

• Tissues

What lines the inside of your mouth to protect it?

• Epithelial tissue

• Muscle tissue

Which organ is part of the respiratory system?

• Stomach

• Lungs

What happens when the diaphragm contracts?

• You breathe in

• You breathe out

What gas does your body take in when you breathe?

• Oxygen

• Carbon dioxide

What gas does your body get rid of when you breathe?

• Oxygen

• Carbon dioxide

What are the lungs made of?

• Only epithelial tissue

• Several types of tissue