CSEC Integrated Science · May/June 2010 · Paper 2 · Question 4(f)
What is ONE precaution that Jenny can take to prevent damage to her eyes while reading late into the night?
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- 4(a)Identify the group member with the MOST stable equilibrium and state TWO reasons for your answer.[3 marks]
- 4(b)Complete rows (i), (ii) and (iii) in Table 1 to show the correct stimulus, sense organ, or major coordinating role during the rehearsal.[4 marks]
- 4(c)Explain how energy is obtained and used in producing movements for the group members during their rehearsal.[2 marks]
- 4(d)Label parts L and M on Figure 6, showing the internal structure of the eye.[2 marks]
- 4(e)(i)Jenny's grandmother holds the newspaper at arm's length when reading. What is the most likely cause of this condition?[1 mark]
- 4(e)(ii)State TWO ways of correcting this vision defect.[2 marks]
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