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What is bood?

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Blood is composed of

a)

Red blood cells

b)

White blood cells

c)

Platelets

d)

Plasma

e)

All of the above

2.

This part of the blood helps it clot, when you get a cut.

a)

Red blood cells.

b)

White blood cells.

c)

Platelets

d)

Plasma

e)

All of the above

3.

Red blood cells

a)

Carry carbon dioxide to our cells.

b)

Take oxygen to our cells.

c)

Defend us against infections caused by bacteria and virus.

d)

Defend us against infections.

e)

Take oxygen to our cells and carry back carbon dioxide.

4.

White blood cells

a)

Defend us against infection caused by carbon dioxide.

b)

Defend us against infections caused by bacteria and virus.

c)

Take oxygen to our cells.

d)

Form a clot to stop us from bleeding.

5.

Plasma

a)

is the liquid part. It has water and minerals.

b)

carries oxygen and cabon dioxide.

c)

Is the liquid part. It has oxygen.

d)

Defends us against infections.

6.

Mark the true statement.

a)

It is a yellow liquid.

b)

It travels outside our veins, arteries and capillaries

c)

Water is thicker than blood.

d)

It takes substances to different parts of our body.

7.

What does blood transport?

a)

Nutrients, oxygen, carbon dioxide and waste.

b)

Oxygen, carbon dioxide and waste.

c)

Oxygen and carbon dioxide.

d)

Nutrients.

8.

Plasma

a)

Carries substances to different parts of our body and takes substances we don´t need from our cells.

b)

Takes oxygen to our cells and carry back C02

c)

Defends us against infections caused by bacteria and virus.

d)

Carries waste to different parts of our body and takes the oxygen we don´t need from our cells.

9.

Name of the system that carries blood though the body.

a)

Blood vessels.

b)

Blood.

c)

The circulatory system.

d)

The body system.

10.

Blood travels inside

a)

Veins

b)

Arteries

c)

Capillaries

d)

All of the above.