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Worksheets

How Humans Work

Total questions: 18

Worksheet time: 10mins

Name
Class
Date
1.

What body system helps break down food?

a)

Nervous system

b)

Circulatory system

c)

Digestive System

d)

Skeleton system

2.

What is the purpose of our skeleton?

a)

To protect our organs

b)

To support our bodies

c)

To make blood cells

d)

All of the answers

3.

What is the longest bone in the body?

a)

Humerous

b)

Femur

c)

Spine

d)

Radius and Ulna

4.

How many bones are in our bodies?

a)

262

b)

226

c)

602

d)

206

5.

Which bones protect our heart and lungs?

(a)  

6.

What does self-regulation mean?

a)

Self-regulation is the ability to control our behavior, emotions, and thoughts.

b)

Self-regulation is the ability to regulate our temperature.

c)

Self-regulation is the ability to listen carefully to instructions.

d)

Self-regulation is how we breathe.

7.

What happens to your heartrate after you exercise?

a)

Increases

b)

Decreases

c)

Stays the same

8.

What organ is primarily responsible for pumping blood throughout the body?

a)

Heart

b)

Liver

c)

Kidneys

d)

Lungs

9.

What is the main function of red blood cells?

a)

To carry oxygen

b)

To fight infections

c)

To transport nutrients

d)

To clot blood

10.

What is the largest muscle in your body?

a)

biceps

b)

pectoral

c)
triceps
d)

gluteus maximus

11.

For humans to see an object, light must (a)   off the surface and enter our eyes.

12.

What type of tooth is used for ripping and tearing?

a)

Incisor

b)

Canine

c)

Premolar

d)

Molar

13.

What is the main function of the large intestine?

a)

To fight infections

b)

To breakdown food

c)

To absorb nutrients

d)

To absorb water

14.

Which nutrient is important for the growth and repair of our bodies?

a)

Carbohydrates

b)

Protein

c)

Calcium

d)

Fibre

15.

What does peristalsis mean?

a)

Absorbing

b)

Digesting

c)

Swallowing

d)

Chewing

16.

Approximately how many muscles are in the human body?

a)

635

b)

653

c)

356

d)

563

17.

Where is the smallest muscle located?

a)

Eyes

b)

Mouth

c)

Nose

d)

Ear

18.

How many hours sleep should a grade 3 student get each night?

a)

10-13 hours

b)

9-12 hours

c)

8-10 hours