SPM Science 2019, Paper 2 (Question 7)

Question 7:Diagram 6.1 shows the penetration power of three types of radioactive radiations.Diagram 6.1 (a) Name substances, X and Z. X : ………………………… [1 mark]Z : …………………………. [1 mark](b) Diagram 6.2 shows a radioactive substance emitting radioactive radiations that pass through an electric field.Diagram 6.2Draw the movement of beta radiation in Diagram 6.2. [1 mark](c) Suggest … Read more

SPM Science 2019, Paper 2 (Question 5)

Question 5:Diagram 4.1 shows two examples of reflex actions, P and Q.Diagram 4.1(a) Based on Diagram 4.1,(i) state one similarity for reflex action P and Q. [1 mark](ii) how many types of neurones involved in the reflex action? [2 marks]P  : ………………………….Q : ………………………….(b) Complete the impulse pathway for the reflex arc in Diagram 4.2 … Read more