(a(i))[3]
Complete the definition of aerobic respiration. The [BLANK] reactions in cells that use [BLANK] to break down [BLANK] molecules and release energy.
(a(ii))[2]
State two ways in which the energy released by respiration is used in the human body.
(a(iii))[1]
Carbon dioxide is one product of aerobic respiration. State the name of the other product of aerobic respiration.
(b(i))[3]
Calculate the percentage increase in the distance that the oil drop travelled when the temperature changed from 5 ^{\circ}C to 25 ^{\circ}C. Give your answer to one decimal place.
(b(ii))[2]
State two environmental conditions that the pea seeds shown in Fig. 1.1 would need in order to germinate.