Grade 5 · Science · Unit 4 of 12
Body Teamwork
Systems that work together
What your child practises
The nervous and excretory systems, how body systems depend on each other, and which organs some common diseases and disorders affect.
Ontario Curriculum expectation: B2.1, B2.3, B2.4 · the nervous and excretory systems, how systems interact, and common diseases and disorders
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
Diabetes affects how the body uses sugar. Which organ is involved in controlling blood sugar?
- Pancreas
- Brain stem
- Lungs
Show answer
Pancreas
Hint: The pancreas makes insulin, which helps the body use sugar from food.
Question 2
What do the kidneys do?
- Pump blood around the body
- Break down food with acid
- Filter wastes out of the blood to make urine
Show answer
Filter wastes out of the blood to make urine
Hint: Blood passes through the kidneys, which clean it.
Question 3
Which system sends messages between the brain and the rest of the body?
- Digestive system
- Nervous system
- Skeletal system
Show answer
Nervous system
Hint: Nerves carry signals to and from the brain and spinal cord.
Question 4
Heart disease is a medical condition that affects which system?
- Excretory system
- Circulatory system
- Respiratory system
Show answer
Circulatory system
Hint: The heart and blood vessels make up the circulatory system.
Question 5
Epilepsy is a medical disorder that affects which organ?
- Liver
- Brain
- Lungs
Show answer
Brain
Hint: It is caused by unusual bursts of electrical activity in the brain.
Question 6
Why do your heart and breathing both speed up when you exercise?
- Your muscles need more oxygen delivered faster
- Your bones need more food
- Your kidneys are working harder
Show answer
Your muscles need more oxygen delivered faster
Hint: Moving muscles use oxygen quickly, so two systems speed up to supply it.