14. Which of the following is made up of the vertebrae ?
a) Cartilage b) backbone c) skull d) rib cage
15. The joint which allows the maximum movement is the -----------
a) Slightly moveable joint b)ball and socket joint c)hinge joint d)pivot joint
16. This joint helps the bowler in the game of cricket ---------
a) Hinge joint b) pivot joint c) ball and socket joint d) slightly movable joint
17. Synovial fluid is found in the ---------------
a) Muscles b) freely movable joints c) slightly movable joints d) immovable joints
18.Dhoni tried to bend his elbow backward like how he could with his shoulder . He found he could
not . This is because the elbow joint is made up of –
a) pivot joint b) hinge joint c) ball and socket joint d) fixed joint
19. Sachin has fractured one of his bones in his rib cage . Which of the organs could be affected in
the accident?
a) kidneys b) lungs c) lungs and heart d) heart alone
20. The muscles that support the beating of the heart are the –
a) Voluntary muscles b) cardiac muscles c) involuntary muscles d) biceps and triceps
21. The joints between the gum and teeth are –
a) Fixed joints b) synovial joints c) cartilaginous joints d) perfect joints
22. An exoskeleton is found in animals like –
a) Cockroach b) fish c) earthworm d) snake
23. The bones of the skull are interlocked with each other by their senated margins called –
a) Synovial membrane b) cartilages c) sutures d) tendons
24. A fluid forming an incompressible skeleton is found in –
a) frog b)fish c) snail d) earthworm
25. ______________offers least resistance to forward movement through the water by a fish
a) Strong muscles b) tail and fins c) bones d) streamlined body shape.

Answer Keys
14)B 15)B 16)C 17)B
18)B 19)C 20)C 21)A 22)A 23)C 24)D 25)D

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