Biology Test (Support and Movement)

M.C.

1 ) ABACB                 6 ) ABCAC

11 ) A      12 ) C/D    13 ) B

Q.1

a ) Hinge joint

b ) knee joint / joint between the finger or toe bones

c ) ligament, hold 2 bones together

d ) cartilage, reducing friction during movement

e ) reduce friction during movement

f ) elbow joint – allows movement in 1 plane only, <180^o

  hip joint – allows movement in all planes, 360 ^o

g ) calcium salts are dissolved by the acid

Q.2

a ) X – tendon                 Y – triceps / extensor                Z – biceps / flexor

b ) Y – contract                Z – relax

c ) antagonistic / opposing muscle

d ) glycogen

e ) lactic acid, cause muscle fatigue

Q.3

a ) P – ball and socket joint

b ) ( i ) muscle 1               ( ii ) muscle 2

c ) the maximum bending angle of the lower leg at joint Q would be

decreased

d ) muscle 3 and 5