Observation

Most of the candidates avoided this question and their performance was fairly good. In part (a)(i) they did fairly well in it. In part (a)(ii) the candidates performed well, but some gave wrong answer such as brain muscle, nerve muscle, cardiovascular muscle, e.t.c. In part (b) many candidates were able to name types of synovial joints. However, some gave incorrect answer such as plane joint, cardiac joint, heat joint, e.t.c.
The expected answers are as follow:

7(a)(i) END PRODUCTS OF AEROBIC RESPIRATION
-           carbondioxide
-           water
-           energy
-           heat
3 X1   (3 marks)

(ii)       TYPES OF MUSCLES IN THE BODY
-           voluntary/skeletal/striated/stripped muscle
-           involuntary/unstriated/unstripped/smooth/plain muscle
-           cardiac/ heart muscle
3 X1           (3 marks)
(b)       TYPES OF SYNOVIAL JOINTS
-           ball and socket joint
-           hinge joint
-           gliding joint
-           pivot joint
-           condyloid joint
-           saddle joint