Unit 3: Optional theme — Epistemology
Topic 3.2: Problems of knowledge Questions
Practice 20 exam-style questions for IB Philosophy Topic 3.2. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1State1 mark
2025• Aimnova original Paper 1 practice — 3.2.2
Fill the gap: Gettier cases show a justified true belief can still fail to be knowledge when the belief is true only by ______.
Markscheme and model answer locked
Unlock Question2Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.2
True or false? In the stopped-clock case, your belief about the time is false.
Markscheme and model answer locked
Unlock Question3Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.1
Scepticism, in philosophy, is best described as:
Markscheme and model answer locked
Unlock Question4Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.1
Why does 'I think, therefore I am' survive even the evil demon?
Markscheme and model answer locked
Unlock Question5Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.3
On the 'screen' problem for representative realism, the worry is that:
Markscheme and model answer locked
Unlock Question6Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.2
The classic 'JTB' definition says knowledge is:
Markscheme and model answer locked
Unlock Question7Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.3
Representative realism says that:
Markscheme and model answer locked
Unlock Question8Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.1
The dream argument is meant to show that:
Markscheme and model answer locked
Unlock Question9Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.2
In the stopped-clock case, why is it NOT knowledge though it's a justified true belief?
Markscheme and model answer locked
Unlock Question10Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.1
Descartes' method of doubt works by:
Markscheme and model answer locked
Unlock Question11Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.4
How does reliabilism connect back to the Gettier problem?
Markscheme and model answer locked
Unlock Question12Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.4
Foundationalism answers the regress by saying:
Markscheme and model answer locked
Unlock Question13Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.2
The 'missing fourth ingredient' philosophers hunt for after Gettier is roughly:
Markscheme and model answer locked
Unlock Question14Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.3
Direct realism is the view that:
Markscheme and model answer locked
Unlock Question15State1 mark
2025• Aimnova original Paper 1 practice — 3.2.3
Fill the gap: Berkeley's idealism is summed up in the slogan 'to be is to be ______'.
Markscheme and model answer locked
Unlock Question16Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.2
Which of the three JTB ingredients does a LUCKY right guess fail?
Markscheme and model answer locked
Unlock Question17Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.1
True or false? The sceptic's real claim is that our beliefs are all false.
Markscheme and model answer locked
Unlock Question18Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.4
The regress problem is the worry that:
Markscheme and model answer locked
Unlock Question19State1 mark
2025• Aimnova original Paper 1 practice — 3.2.4
Fill the gap: the ______ problem is that every reason needs a further reason, with no obvious end.
Markscheme and model answer locked
Unlock Question20Choose1 mark
2025• Aimnova original Paper 1 practice — 3.2.4
Reliabilism is an EXTERNAL theory because it says a belief is justified when:
Markscheme and model answer locked
Unlock QuestionReady to practice Topic 3.2?
Get instant AI feedback on your answers, view detailed markschemes, and track your progress across all IB Philosophy topics.