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Coordination and Control · CSEC Human and Social Biology

57 past-paper questions on Coordination and Control, part of Section B: Life Processes, from every CSEC Human and Social Biology paper on Quelpr.

Practise Coordination and Control
  1. 3(a)(i)2 marks· CSEC Human and Social Biology · January 2009 · Paper 2Identify Structure I and Structure II shown in Figure 2.
  2. 3(a)(ii)1 mark· CSEC Human and Social Biology · January 2009 · Paper 2State the name of the part labelled A in Structure I.
  3. 3(b)(i)2 marks· CSEC Human and Social Biology · January 2009 · Paper 2Identify the structural feature of a synapse that necessitates the use of chemical neurotransmitters.
  4. 3(b)(ii)2 marks· CSEC Human and Social Biology · January 2009 · Paper 2Explain how neurotransmitters function at synapses to transmit an impulse.
  5. 3(b)(iii)1 mark· CSEC Human and Social Biology · January 2009 · Paper 2Explain why people consuming this sweetener would experience difficulty responding to stimuli.
  6. 3(b)(iv)2 marks· CSEC Human and Social Biology · January 2009 · Paper 2Describe the possible physiological effect if the sweetener triggers spontaneous release of neurotransmitters across synapses.
  7. 3(b)(i)2 marks· CSEC Human and Social Biology · January 2010 · Paper 2Explain what is meant by the term 'reflex action'.
  8. 3(b)(ii)2 marks· CSEC Human and Social Biology · January 2010 · Paper 2Identify which of the two actions, throwing the ball or blinking, is a reflex action, and which is a voluntary action.
  9. 3(c)(i)1 mark· CSEC Human and Social Biology · January 2010 · Paper 2Complete the diagram of the eye in Figure 2 to show where light from a near object will focus when Dinah looks at it.
  10. 3(c)(ii)1 mark· CSEC Human and Social Biology · January 2010 · Paper 2Suggest the type of lens Dinah must use to correct long sightedness.
  11. 3(c)(iii)1 mark· CSEC Human and Social Biology · January 2010 · Paper 2In the box provided, draw the shape of the lens needed to correct short sightedness.
  12. 2(a)3 marks· CSEC Human and Social Biology · January 2011 · Paper 2Complete the statement describing the components of the human nervous system using the words: motor, sensory, central, spinal, peripheral.
  13. 2(b)(i)1 mark· CSEC Human and Social Biology · January 2011 · Paper 2Suggest the region of the brain that may have been damaged in Melissa.
  14. 2(b)(ii)1 mark· CSEC Human and Social Biology · January 2011 · Paper 2Suggest the region of the brain that may have been damaged in Melissa's father.
  15. 2(c)(i)1 mark· CSEC Human and Social Biology · January 2011 · Paper 2Write X on Figure 1 to show the hypothalamus.
  16. 2(c)(ii)1 mark· CSEC Human and Social Biology · January 2011 · Paper 2Suggest ONE way bodily functions may be affected by a malfunctioning hypothalamus.
  17. 2(d)(i)2 marks· CSEC Human and Social Biology · January 2011 · Paper 2Suggest how Paul's insufficient thyroxine production would affect his physical and mental development.
  18. 2(d)(ii)1 mark· CSEC Human and Social Biology · January 2011 · Paper 2Identify ONE effect of an overactive thyroid gland on a human adult.
  19. 4(b)(ii)1 mark· CSEC Human and Social Biology · January 2011 · Paper 2Suggest which part of the brain is stimulated by carbon dioxide to restart breathing.
  20. 4(a)4 marks· CSEC Human and Social Biology · January 2013 · Paper 2Name TWO sense organs and the stimuli they detect.
  21. 4(b)(i)3 marks· CSEC Human and Social Biology · January 2013 · Paper 2Annotate Figure 6 to show the activities that occur when the eye is focusing on a near object.
  22. 4(b)(ii)1 mark· CSEC Human and Social Biology · January 2013 · Paper 2State the name of the process by which the eye focuses on near and far objects.
  23. 4(c)(i)1 mark· CSEC Human and Social Biology · January 2013 · Paper 2Name the eye defect that is caused by an irregularly curved cornea.
  24. 4(c)(ii)2 marks· CSEC Human and Social Biology · January 2013 · Paper 2Explain what causes glaucoma.
  25. 4(c)(iii)1 mark· CSEC Human and Social Biology · January 2013 · Paper 2What effect does glaucoma have on eye vision?
  26. 4(c)(iv)3 marks· CSEC Human and Social Biology · January 2013 · Paper 2Explain to Uncle Khan what a cataract is and how it can be treated.
  27. 3(a)2 marks· CSEC Human and Social Biology · January 2016 · Paper 2State TWO physiological activities regulated by the hypothalamus in the brain.
  28. 3(c)(ii)4 marks· CSEC Human and Social Biology · January 2016 · Paper 2Identify TWO other hormones that will no longer be produced due to the non-functional pituitary gland, and describe the function of each.
  29. 3(c)(iii)2 marks· CSEC Human and Social Biology · January 2016 · Paper 2Outline TWO differences between the endocrine system and the nervous system.
  30. 4(a)(i)3 marks· CSEC Human and Social Biology · January 2016 · Paper 2State the function of each of the parts labelled A, B, and C in Figure 3.
  31. 4(a)(ii)2 marks· CSEC Human and Social Biology · January 2016 · Paper 2Explain what occurs within the eye that leads to the development of glaucoma.
  32. 4(b)(i)3 marks· CSEC Human and Social Biology · January 2016 · Paper 2Identify the regions or components labelled A, B, and C in Figure 4.
  33. 4(b)(ii)4 marks· CSEC Human and Social Biology · January 2016 · Paper 2Explain the mechanism of a knee jerk spinal reflex.
  34. 4(c)3 marks· CSEC Human and Social Biology · January 2016 · Paper 2Determine whether Sheena's action is voluntary or involuntary, and explain the key differences between voluntary and involuntary actions.
  35. 4(a)(i)4 marks· CSEC Human and Social Biology · January 2017 · Paper 2Distinguish between nerves and neurones, and between sensory and motor neurones.
  36. 4(a)(ii)2 marks· CSEC Human and Social Biology · January 2017 · Paper 2Identify the term for the junction where two neurones meet, and the chemical used to transmit signals across this junction.
  37. 4(b)(i)5 marks· CSEC Human and Social Biology · January 2017 · Paper 2Identify whether this reflex is spinal or cranial, and outline the four steps involved in the reflex action.
  38. 3(a)(i)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2Identify the structure labelled A.
  39. 3(a)(ii)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2Identify the structure labelled C.
  40. 3(a)(iii)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2Identify the structure labelled G.
  41. 3(b)(i)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2Which letter represents the structure that converts light energy to nerve impulses?
  42. 3(b)(ii)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2Which letter represents the structure that refracts light and helps the eyeball keep its shape?
  43. 3(b)(iii)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2Which letter represents the structure that supports the lens?
  44. 3(c)(i)3 marks· CSEC Human and Social Biology · January 2018 · Paper 2Name the condition Nigel has developed and state the cause of the condition.
  45. 3(c)(ii)1 mark· CSEC Human and Social Biology · January 2018 · Paper 2What type of lens should be used to correct the problem?
  46. 3(d)2 marks· CSEC Human and Social Biology · January 2018 · Paper 2Nigel's wife was diagnosed with hypertension five years ago and has vision problems. Suggest a possible eye disease that she may have developed and how it may be treated.
  47. 3(e)3 marks· CSEC Human and Social Biology · January 2018 · Paper 2Lee's best friend says that our eyes really see things upside down. State whether Lee's friend is telling the truth and explain your response.
  48. 3(a)2 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2Name the TWO subdivisions of the nervous system.
  49. 3(b)(i)2 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2State the names of the parts labelled X and Y in Figure 5.
  50. 3(b)(ii)2 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2State ONE function of EACH of the parts labelled X and Y.
  51. 3(c)(i)1 mark· CSEC Human and Social Biology · May/June 2012 · Paper 2Suggest the part of the brain that may be responsible for the intermittent fever.
  52. 3(c)(ii)1 mark· CSEC Human and Social Biology · May/June 2012 · Paper 2Suggest the part of the brain that may be responsible for the irregular heartbeat and breathing.
  53. 3(d)(i)2 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2Explain the difference between voluntary and involuntary actions.
  54. 3(d)(ii)2 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2Give ONE example of a voluntary action and ONE example of an involuntary action other than blinking.
  55. 3(e)(i)1 mark· CSEC Human and Social Biology · May/June 2012 · Paper 2State the term used for the chemicals released from vesicles at a synapse.
  56. 3(e)(ii)2 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2Explain the role of the chemicals released at a synapse.
  57. 5(c)3 marks· CSEC Human and Social Biology · May/June 2012 · Paper 2Outline THREE differences between the nervous system and the endocrine system in controlling bodily activities.

Related topics in Section B: Life Processes