Human Body Systems Quiz - Science Class

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

• Cell

• Tissue

• Organ

• Organ system

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which system includes the heart, blood vessels, and blood?

• Circulatory System

• Respiratory System

• Skeletal System

• Nervous System

What is the main purpose of the respiratory system?

• Supplying blood with oxygen

• Pumping blood throughout the body

• Removing carbon dioxide from the body

• Delivering nutrients to cells

Which system includes bones and joints?

• Skeletal System

• Circulatory System

• Respiratory System

• Muscular System

What is the function of capillaries in the circulatory system?

• Delivering oxygen to cells

• Pumping blood throughout the body

• Removing carbon dioxide from the body

• Fighting infections

What is the function of bones in the human body?

• Provide structure and support

• Produce new blood cells

• Store important minerals

• All of the above

Where does digestion begin in the human body?

• Stomach

• Intestines

• Mouth

• Esophagus

What is the function of the excretory system?

• Remove waste from the body

• Provide structure and support

• Produce new blood cells

• Store important minerals

Which system controls all parts of the human body at once?

• Integumentary System

• Nervous System

• Endocrine System

• Circulatory System

Which body systems work together for movement?

• Circulatory and Endocrine Systems

• Nervous and Skeletal Systems

• Endocrine and Nervous Systems

• Skeletal and Muscular Systems