Levels of Organization
Digestive System
Circulatory system
Nervous System

Excretory System
100

What is the basic unit of matter?


What is an atom? 

100

Which organ breaks down food with acids and enzymes?


What is a Stomach? 

100

Which blood vessels carry blood away from the heart?


What are Arteries? 

100

Which part of the nervous system controls the body and processes thoughts, feelings, and actions?


What is the brain? 

100

 What organ filters waste from the blood?


What are the kidneys? 

200

What level of organization involves groups of similar cells working together?


What is a tissue? 

200

What is the function of the small intestine?


What is to absorbs nutrients from digested food into the blood


200

What is the function of capillaries?


Tiny blood vessels where oxygen and nutrients move into cells, and waste moves out


200

What is the function of the spinal cord?

What is Connects the brain to the body and sends messages? 


200

What is the role of the kidneys?


What is filters waste and produces urine? 

300

What is the level of organization where different tissues work together to perform a specific function?


What is an organ?

300

What is the role of the pancreas in digestion?


What is to Makes enzymes to help digest food? 

300

Which part of the circulatory system transports red blood cells? 

What are veins? 

300

What is the function of the hypothalamus?


What is Controls body temperature, hunger, and thirst? 

300

What is the function of the urethra?


What is Releases urine from the body ? 

400

What is the level of organization where different organs work together to perform a more complex function?


What is an organ system? 

400

Which organ stores bile and releases it into the small intestine?


What is gallbladder? 
400

What is the role of veins?

What is to carry blood back to the heart? 

400

What type of cells carry signals in the body?

What are Neurons? 

400

What waste product does the liver produce?

What is urea? 

500

What is the highest level of organization? 

What is an Organism? 

500

What is the function of the large intestine?

What is Absorbs water and forms solid waste? 

500

What is the function of red blood cells?

What is to carry oxygen from the lungs to the body? 

500

What is the function of the brain in the nervous system?

What is Controls the body and processes thoughts, feelings, and actions? 

500

How often do the kidneys filter all the blood in the body?

What is every 38-48 minutes?