Question 1

Where is blood created in the human body?

Accepted Answer

In the marrow inside our bones

Answer

In the heart

Answer

In the lungs

Answer

In the liver

Question 2

What is the main function of blood in the human body?

Accepted Answer

To carry oxygen and nutrients to the cells

Answer

To digest food

Answer

To filter waste from the kidneys

Answer

To produce hormones

Question 3

What is one of the key roles of blood in waste management within the body?

Accepted Answer

To carry wastes away from the cells

Answer

To absorb nutrients

Answer

To regulate body temperature

Answer

To supply energy

Question 4

What is the function of red blood cells in our blood?

Accepted Answer

Carry oxygen and carbon dioxide

Answer

Fight diseases and germs

Answer

Make blood watery

Answer

Thicken and harden blood

Question 5

Which part of the blood is primarily responsible for immunity?

Accepted Answer

White blood cells

Answer

Platelets

Answer

Red blood cells

Answer

Plasma

Question 6

What is the liquid component of blood that makes up about 95% water?

Accepted Answer

Plasma

Answer

White blood cells

Answer

Red blood cells

Answer

Platelets

Question 7

What is the main function of platelets in the blood?

Accepted Answer

Thicken and harden blood to stop bleeding

Answer

Fight off infections

Answer

Carry oxygen to cells

Answer

Transport nutrients

Question 8

How do platelets contribute to the healing process after an injury?

Accepted Answer

By forming clots to stop bleeding

Answer

By transporting nutrients

Answer

By giving blood its color

Answer

By fighting off infections

Question 9

What essential function do white blood cells perform in the body?

Accepted Answer

Fight diseases and germs

Answer

Maintain blood volume

Answer

Transport oxygen

Answer

Clot blood

Question 10

Which part of blood is responsible for giving it a red color due to the presence of iron?

Accepted Answer

Red blood cells

Answer

Platelets

Answer

White blood cells

Answer

Plasma

Question 11

What is the primary role of plasma in the blood?

Accepted Answer

Holds other parts of blood and makes blood watery

Answer

Forms scabs

Answer

Carries oxygen to cells

Answer

Fights diseases and germs

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