Which is the correct order of the levels of organization from smallest and most simple to largerst and most complex?

• cell, organ, tissue, organ system

• cell, tissue, organ system, organ

• cell, tissue, organ, organ system

• cell, organ system, organ, tissue

The function of the nervous system is to? What is the main organ it includes?

• Break down food. stomach

• Help the body move. muscles

• Send and receive messages. brain

• Pump blood around the body. heart

Tags

NGSS.MS-LS1-8

The function of the digestive system is to? What is the main organ it includes?

• Break down food. stomach

• Help the body move. muscles

• Send and receive messages. brain

• Pump blood around the body. heart

Tags

NGSS.MS-LS1-7

The function of the circulatory system is to? What is the main organ it includes?

• Break down food. stomach

• Help the body move. muscles

• Send and receive messages. brain

• Pump blood around the body. heart

The function of the muscular system is to? What is the main organ it includes?

• Break down food. stomach

• Help the body move. muscles

• Send and receive messages. brain

• Pump blood around the body. heart

The function of the excretory system is to? What is the main organ it includes?

• Bring in oxygen, and remove carbon dioxide. lungs

• Remove waste. kidneys

• Send and receive messages. brain

• Pump blood around the body. heart

The function of the respiratory system is to? What is the main organ it includes?

• Bring in oxygen, and remove carbon dioxide. lungs

• Remove waste. kidneys

• Send and receive messages. brain

• Pump blood around the body. heart

Tags

NGSS.MS-LS1-3

How do the respiratory an circulatory systems work together?

• The respiratory system removes waste and the circulatory system moves it around.

• The respiratory system breaks down food, and the circulatory system moves it around.

• The circulatory system brings in oxygen, and the repiratory system moves it around.

• The respiratory system brings in oxygen, and the circulatory system moves it around.

Tags

NGSS.MS-LS1-3

What does the skeletal system do?

• Allow us to move and give structure to the body

• Make us strong

• digest our food

• Turn oxygen into carbon dioxide

what is the nervous system made of?

• The brain, spinal cord, nerves

• heart, veins and blood

• stomach, liver and intestines

• heart, kidneys, lungs