plumiHabituation: Edexcel International A Level Biology questions
Edexcel International A Level Biology past-paper questions on 8.3.2 Habituation, 2019–2025, with mark schemes and examiner’s reports where available.
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Q3(e)
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All 15 questions on Habituation, as a list
- January 2025, Unit 6, Q3(e) (1 mark): The change in response of an animal to repeated stimulation is an example of habituation. Give one reason why habituation is beneficial to an animal. (1)
- June 2024, Unit 6, Q2(a) (4 marks): Woodlice are small animals that live in damp places, for example under stones and in areas with decomposing leaves. The photograph shows one species of woodlous
- June 2024, Unit 6, Q2(b)(i) (1 mark): The mean distance travelled by the fish decreased from 5.2 cm to 1.5 cm after five stimuli. Calculate the percentage decrease in mean distance travelled. (1) An
- January 2024, Unit 5, Q3(b)(i) (2 marks): Calculate the percentage difference between the number of roundworms in group 1 and group 2 that changed direction 30 minutes after habituation. Use the equatio
- January 2024, Unit 5, Q3(b)(ii) (3 marks): Describe three conclusions about recovery times after habituation. (3)
- October 2022, Unit 6, Q4(a) (3 marks): Describe preliminary practical work that you might undertake to ensure your proposed method would provide quantitative results. (3)
- October 2022, Unit 6, Q4(b) (8 marks): Devise a detailed method, including how you would control and monitor important variables. (8)
- October 2022, Unit 6, Q4(d) (3 marks): Suggest three limitations of your proposed method. (3)
- January 2022, Unit 5, Q3(a)(i) (1 mark): A beluga whale can become habituated to human divers. How many of the following statements about habituation are correct? (1) • habituation is an example of ana
- June 2021, Unit 5, Q5(a)(i) (1 mark): What is the name of this effect? (1) A absorption B adaptation C habituation D sensitivity
- June 2021, Unit 5, Q5(a)(ii) (1 mark): Why is it an advantage for the leech to respond in this way? (1) A it filters out what is important and what is not important to react to B it enables the anima
- June 2021, Unit 5, Q5(b)(i) (3 marks): Comment on the results of this experiment. (3)
- June 2021, Unit 6, Q3(a) (3 marks): Describe preliminary practical work that you might undertake to ensure your proposed method would provide quantitative results. (3)
- June 2021, Unit 6, Q3(b) (10 marks): Devise a detailed method, including an explanation of how you would control and monitor important variables. (10)
- June 2021, Unit 6, Q3(d) (4 marks): Suggest four limitations of your proposed method. (4)
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