Question 5.3   True or false: Everyone grows and changes the same during puberty. (1)

TOTAL of EXAMINATION [50]

Question 3.1   Choose the correct answer. Trees start as seeds and grow into mature trees that produce more seeds. This pattern represents a…   a.  Food chain b.  Life cycle c.  Food supply d.  Life span (1)

Question 4.8   Which stage is the last stage of the human timeline? (1)

7.2 Calculate the resultant force acting on the Mach-5 as it brakes. (2)

Question 4.3   Choose the correct answer. They are in the stage of:   Click on the button below to open the picture of the people.     a.  Adulthood b.  Adolescence c.  Childhood (1)

3.5 What conclusion could Nathan draw from this experiment? Give a reason for your answer. (2)

3.7 In which organelle in the plant cell would the process named in question 3.6 take place? (1)

4.2 State any TWO ways to avoid contracting malaria. (2)

6.3 The ball bounces to a height of 3,0 m when it leaves the hard surface. Calculate its gravitational potential energy at a height of 3,0 m. (3)