Sciences Co-ordinated 9-1 0973: B8 - Transport in plants and animals Topical Past Paper Questions

When a person exercises, their pulse rate increases from their resting pulse rate. The time it takes for the pulse rate to return to the resting pulse rate after exercise is called the recovery time. Plan an investigation to determine the relationship between the height of a pers…

Fig. 3.1 is a diagram of a heart. Fig. 3.1 (a) (i) Identify the parts labelled Q and R on Fig. 3 Q ..... R ..... [2] (ii) Blood vessel P is an artery. Describe two differences between the structure of an artery and the structure of a vein. 1 ..... 2 ..... [2] (b) (i) State the na…

(a) A student monitors their heart rate during vigorous exercise for 30 minutes. Their heart rate is measured in beats per minute (bpm). Fig. 4.1 is a graph of the results. time/minutes Fig. 4.1 Complete the sentences to describe and explain the results in Fig. 4.1. During exerci…