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WorksheetsGrade 6 Circulatory System
Total questions: 12
Worksheet time: 6mins
What are the upper chambers of the heart called?
Arteries
Atria
Valves
Ventricles
What are the lower chambers of the heart called?
Atria
Alveoli
Bronchi
Ventricles
Which blood vessels carry blood back to the heart?
Veins
Lymphatic vessels
Arteries
Capillaries
Where does the exchange of oxygen and nutrients take place in the circulatory system?
Veins
Capillaries
Arteries
Lungs
What is the main function of the circulatory system?
Transporting oxygen, nutrients, and hormones to cells and removing waste products
Producing red blood cells
Regulating body temperature
Digesting food
What type of circulatory system do humans have?
Linear circulatory system
Respiratory circulatory system
Closed circulatory system
Open circulatory system
What type of circulatory system do insects have?
Open circulatory system
Digestive circulatory system
Respiratory circulatory system
Closed circulatory system
What is the term for hearts with multiple chambers?
polyhearted
multicardiac
plurichambered
multichambered
How many chambers does a human heart have?
8
4
2
6
What is the term for the smallest blood vessels in the human body?
Veins
Lymphatic vessels
Arteries
Capillaries
Which blood vessels carry blood away from the heart?
Veins
Lymphatic vessels
Arteries
Capillaries
What is the main component of blood responsible for carrying oxygen?
Plasma
Red blood cells
White blood cells
Platelets
