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Question (31)

QN008069

Which skeletal part mainly protects the spinal cord?

(A) Skull
(B) Rib cage
(C) Vertebral column
(D) Pelvis

Correct Answer: C

Explanation:

Vertebral column protects the spinal cord.

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Question (32)

QN008070

Which body movement mainly depends on a hinge joint?

(A) Rotating the neck
(B) Swinging the shoulder
(C) Bending the elbow
(D) Moving the jaw sideways

Correct Answer: C

Explanation:

Elbow is a hinge joint.

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Question (33)

QN008071

Which feature of cartilage helps in smooth body movement?

(A) Hardness
(B) Brittleness
(C) Elasticity
(D) Conductivity

Correct Answer: C

Explanation:

Elastic cartilage allows smooth movement.

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Question (34)

QN008072

Which statement about bones is correct?

(A) Bones are dead structures
(B) Bones contain living cells
(C) Bones are made only of fat
(D) Bones cannot repair themselves

Correct Answer: B

Explanation:

Bones contain living cells and can repair themselves.

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Question (35)

QN008073

Which structure mainly gives shape to the face?

(A) Rib cage
(B) Skull bones
(C) Backbone
(D) Pelvis

Correct Answer: B

Explanation:

Facial bones form the shape of the face.

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Question (36)

QN008074

A person unable to rotate the head may have damage in which joint?

(A) Hinge joint
(B) Ball and socket joint
(C) Pivot joint
(D) Fixed joint

Correct Answer: C

Explanation:

Pivot joint enables head rotation.

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Question (37)

QN008075

Which part of the skeletal system mainly supports sitting posture?

(A) Rib cage
(B) Vertebral column
(C) Skull
(D) Shoulder girdle

Correct Answer: B

Explanation:

Vertebral column supports body posture.

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Question (38)

QN008076

Why are bones considered strong supportive structures?

(A) They contain air spaces only
(B) They have a hard mineralised matrix
(C) They contain chloroplasts
(D) They are made of muscle fibres

Correct Answer: B

Explanation:

Mineral salts make bones hard and strong.

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Question (39)

QN008077

Which body part contains a ball and socket joint?

(A) Elbow
(B) Neck
(C) Shoulder
(D) Skull

Correct Answer: C

Explanation:

Shoulder joint is a ball and socket joint.

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Question (40)

QN008078

Which structure helps attach skeletal muscles to bones?

(A) Cartilage
(B) Tendons
(C) Ligaments
(D) Plasma

Correct Answer: B

Explanation:

Tendons connect muscles to bones.

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Question (31)

Which skeletal part mainly protects the spinal cord?

Explanation:

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Question (32)

Which body movement mainly depends on a hinge joint?

Explanation:

Link:

Question (33)

Which feature of cartilage helps in smooth body movement?

Explanation:

Link:

Question (34)

Which statement about bones is correct?

Explanation:

Link:

Question (35)

Which structure mainly gives shape to the face?

Explanation:

Link:

Question (36)

A person unable to rotate the head may have damage in which joint?

Explanation:

Link:

Question (37)

Which part of the skeletal system mainly supports sitting posture?

Explanation:

Link:

Question (38)

Why are bones considered strong supportive structures?

Explanation:

Link:

Question (39)

Which body part contains a ball and socket joint?

Explanation:

Link:

Question (40)

Which structure helps attach skeletal muscles to bones?

Explanation:

Link:

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