Quelpr
2 marksCellular Transport Mechanisms

CSEC Human and Social Biology · May/June 2016 · Paper 2 · Question 2(b)(iii)

Figure 1 and Figure 2 show experimental setups demonstrating the movement of molecules.

State what would happen to the water level in the beaker in Figure 2 after one hour, and explain why.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 2(a)State the meaning of the terms diffusion and osmosis.[4 marks]
  2. 2(b)(i)Suggest TWO differences between the movement of molecules illustrated in Figure 1 and Figure 2.[2 marks]
  3. 2(b)(ii)Identify whether osmosis is taking place in Figure 1 or Figure 2.[1 mark]
  4. 2(c)(i)State TWO organs in the human body, other than the small intestine, in which diffusion occurs.[2 marks]
  5. 2(c)(ii)Describe and explain the structure and function of the villus in the small intestine.[4 marks]

More practice: the rest of this paper · more Cellular Transport Mechanisms questions · all CSEC Human and Social Biology past papers