Human Skeleton

Q.

Which of the following is the strongest bone in the body?

1. Thigh bone

2. Vertebral Column

3. Skull

4. Jaw bone

Q.

What is cartilage? Where it is found in our body?

Q.

Which of the following organ is protected by the rib cage?

1. Lungs

2. Kidney

3. Brain

4. Stomach

Q. The number of bones present in a new born baby is

1. 305
2. 300
3. 206
4. 310

Q.

How many bones are there in your hand?

1. 2

2. 22

3. 32

4. 27

Q.

How many bones are there in our body at the time of birth?

1. 250

2. 350

3. 300

4. 200

Q. The type of joint present in elbow and knee is known as _______ .

1. ball and socket joint
2. hinge joint
3. pivot joint
4. fixed joint

Q. Babies have about 300 bones while adults have only 206. This reduction happens due to fusion of some bones.

1. True
2. False

Q. The human skull is made up of only one single bone.

1. True
2. False

Q.

Q.

What are the different types of bones? Mention the part of the human body where each type is found. [5 MARKS]

Q.

Bone possesses a hard matrix composed of ______ and ______.

Q.

Which part of the body is made up of cartilage?

1. Leg

2. Ear

3. Eye

4. Hand

Q.

ribs that are not joined in front of the chest bone. explanation regarding this .

Q. The part of ear that is not as hard as a bone and can be bent is made up of:

1. Tendon
2. Ligament
3. Cartilage
4. Muscles

Q.

Question 2.4

Indicate true (T) and false (F) among the following sentences.
The fore arm has two bones. ( )

Q.

Babies are born with about 300 bones, while adults only have 206. Which of the following options support this statement?

1. The rest of the bones to fuse together

2. The rest of the bones are removed

3. The rest of the bones degrade

4. The rest of the bones break

Q.

Stapes and cartilage are present in the

1. Ear

2. Vertebral Column

3. Rib cage

4. Thigh Bone

Q.

Which part of the skeleton is present in the external ear?

1. Cartilage

2. Fixed joints

3. Ligament

4. Soft bones

Q. The neck tie shaped bone to which the ribs are connected is called.

1. sternum
2. vertebrae
3. spine

Q. A new born baby has more than ______ bones

1. 200
2. 320
3. 300
4. 220

Q. Interlocking bones that form the backbone are called.

1. vertebrae
2. ribs
3. skull

Q. The major metal present in bones is _________ .

1. sodium
2. calcium
3. iron
4. phosphorus

Q.

'X' is a part of the skeletal system, which is made up of 22 bones out of which only one bone can move. Identify 'X'.

1. Vertebral column

2. Chest bone

3. Thigh bone

4. Skull

Q.

What makes up the skeletal system?

1. Blood

2. Nerves

3. Bones

4. Muscles

Q.

Which of the following are NOT characteristics of the chest bone?

1. It is the longest bone in the body

2. There is only one chest bone

3. It connects to the ribs via cartilage and forms the rib cage

4. Long flat bone located in the center of the chest

Q.

Identify the bone in this image.

1. Vertebral Column

2. Skull

3. Ribs

4. Thigh bone

Q. The movement of earthworm happens in the following steps
1. Extension of front part of the body.
2. Rear end is released.
3. Body is shortened.
4. Front end is fixed.
Arrange it in a sequential order.

1. 1, 2, 4, 3
2. 1, 4, 2, 3
3. 2, 3, 4, 1
4. 1, 2, 3, 4

Q. Skull is formed by _____.

1. muscles
2. nerves
3. bones
4. cartilages

Q. Identify the bone shown in the image.

1. Vertebral column
2. Chest bone
3. Thigh bone
4. Rib cage