IGCSE Cambridge Secondary Grade 9 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The purpose of the rib cage is to:

(A) Protect the stomach	(B) Protect the spinal cord
(C) Protect the heart and lungs	(D) Provide an object to which the lungs can attach

Question-2
The joint found between the ribs and sternum is :

(A) Cartilaginous	(B) Hinge
(C) Angular	(D)Fibrous

Question-3
What is the junction between a nerve cell and the motor unit called ?

(A) Creatine phosphate	(B) Synapse
(C) Neuromuscular junction	(D)Sarcomeres

Question-4
The hollow space in the middle of bones is filled with :

(A) Air	(B) Blood
(C) Bone cells	(D)Bone marrow

Question-5
What make bones so strong?

(A) Silica	(B) Cartilage
(C) Blood and marrow	(D)Calcium and phosphorous

Question-6
What is the difference between cartilage and bone?

(A) Bone is rubbery, and cartilage is firm	(B) Cartilage is rubbery, and bone is firm
(C) Bone is a more primitive tissue than cartilage	(D)Bone is inside the body, and cartilage is outside

Question-7
What is a joint?

(A) A hinge	(B) A ball and socket
(C) The place where two bones are joined	(D)The place where tendons are fastened together

Question-8
Synovial joints occur between:

(A) Tail vertebrae	(B) Humerus and ulna
(C) Two skull bones	(D)Two vertebrae

Question-9
Which bone protects the brain?

(A) Calcium	(B) The cranium
(C) The cerebrum	(D) The cerebellum

Question-10
Muscles are made of :

(A) Silica	(B) Polyester threads
(C) Calcium and phosphorous	(D) Groups of cells called fibres

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