CAPE Biology Unit 2 · 2012 · Paper 1 · Question Q7
Which of the following statements explain why the apparatus is left in the water for five minutes before readings are taken? I. To allow water to fill the capillary tube. II. To stabilise the pressure of the apparatus. III. To stabilise the temperature of the apparatus. IV. The seeds needed to adjust to experimental temperature.
- (A)I and II only
- (B)II and III only
- (C)II, III and IV only
- (D)I, II, III and IV
This question uses a figure or table from the paper — you'll see it when you practise.
The answer is shown once you've answered.
Practise this question