Science Combined 0653: B7. Transport Topical Past Paper Questions

(a) Figure 2.1 is a diagram of the human heart. Figure 2.1 (i) Use the letters A–E on Figure 2.1 to identify the: right ventricle ..... septum. ..... (ii) Describe the role of the parts labelled X and Y in Figure 2.1 in the movement of blood through the heart. X ..... [2] (b) A s…

The leaves of plants may be different colours. When a leaf transpires, it loses water, and the mass of the leaf decreases. A student states: The colour of a leaf affects the rate of water loss from the leaf. Plan an investigation to test this statement. You are provided with leav…

(a) A student draws diagrams to show the position of xylem in different parts of a plant. Fig. 4.1 shows the student's drawings. Fig. 4.1 The student made errors in labelling the drawings. Identify two errors made by the student in Fig. 4.1. (b) Fig. 4.2 shows the effect of humid…