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Skeletal system Quiz 2

Total questions: 12

Worksheet time: 3mins

Name
Class
Date
1.

A newborn child has around ______ bones.

a)

400

b)

100

c)

300

2.

There are ____________ bones in our skull

a)

22

b)

23

c)

33

3.

Animals with framework of bones inside their bodies are called _________.

a)

vertebrates

b)

invertebrates

c)

skeleton

d)

none of these

4.

The shape of an animal depends on its ___________,

a)

skeleton

b)

internal organs

c)

size

d)

all of these

5.

Animals that do not have backbones are called ____________.

a)

vertebrates

b)

vertebrae

c)

invertebrates

6.

Bones are ___________ on the outside.

a)

soft

b)

hard

c)

none of these

7.

The inner portion of the bones is filled with soft ___________.

a)

bone

b)

cartilage

c)

bone marrow

d)

skeleton

8.

The total number of bones in an adult person is ______________.

a)

206

b)

602

c)

260

d)

620

9.

Blood cells are produced inside the _________________.

a)

muscles

b)

skin

c)

bone marrow

10.

The framework of bones is called __________.

a)

nervous system

b)

skeletal system

11.

An adult human body has ______ bones.

a)

602

b)

206

c)

300

d)

306

12.

The ____________ is the bony structure that protects the brain.

a)

spine

b)

ribcage

c)

skull