VCE Biology Past Exam Questions
Browse VCE Biology exam questions from 2015–2025, including NHT and VCE papers. Filter by topic, year and paper; open the original source.
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Section B, Question 4
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Question 4 (6 marks) In most mammalian cells the ATP produced from the complete breakdown of glucose occurs by a series of chemical reactions. Coenzymes also play an important role
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a. Metabolic pathways possess a number of key regulatory enzymes. If one of these enzymes were inhibited using a non-competitive inhibitor, explain how this inhibitor would affect
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Report-based difficulty · MediumAverage marks: 43.3% of available · official reportFull marks: 18% of students · official report
a. Describe the roles of coenzymes in the formation of ATP. 3 marks A student measured the effect of oxygen on the metabolism of glucose in red blood cells at 37 °C and observed th
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b. i. What were the values for glucose consumption and lactate production at 35 °C for the cells grown in the presence of oxygen? 2 marks glucose consumption: lactate production:
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Report-based difficulty · DifficultAverage marks: 33.3% of available · official reportFull marks: 8% of students · official report
b. Why are the results the same irrespective of the presence of oxygen? Explain your answer. 3 marks 2023 BIOLOGY EXAM 28 D O N O T W R I T E I N T H I S A R E A
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ii. Explain why the consumption of glucose and the production of lactate by these cells at 35 °C was different if they were grown in the presence or absence of oxygen. 5 marks
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c. Explain why both glucose consumption and lactate production in the cells grown at 45 °C were lower than those grown at 35 °C. 3 marks 2023 BIOLOGY EXAM (NHT) 28 D O N O T W R I
Search excerpt only. Open the original question for exact equations and diagrams.Source: 2023 VCE (NHT) Biology examinationSection B, Question 5
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Question 5 (6 marks) Citrus canker is a disease that affects citrus plants such as lime and orange trees, reducing fruit yield and quality by causing the development of dark spots
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Question 5 (3 marks) A group of scientists conducted experiments investigating the photosynthetic output of a newly discovered plant species. The plants were exposed to differing e
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Report-based difficulty · MediumAverage marks: 42.5% of available · official reportFull marks: 14% of students · official report
a. Using the information in the flow chart above, explain how CRISPR-Cas9 technology could be used to produce citrus-canker-resistant plants. 4 marks 29 2023 BIOLOGY EXAM D O N O T
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b. Scientists decided to use the steam explosion technique at 250 °C. The temperature was then lowered to 35 °C and yeast was added to the ruptured cell mixture. Why did the scient
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Estimated difficulty · Easy
ii. Lower to 35 °C and add yeast 1 mark
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