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0653 · Cambridge IGCSE

0653/23

Multiple Choice (Extended)

Science - Combined · June 2024 · Variant 3

Relative difficulty

Demanding · 3.8/5
Relative difficulty

3.8 / 5

Total marks

160

Duration

180 min

Most tested topic

Cohort performance

Session statistics from official examination reports

Total marks

160

Duration

180 min

Session difficulty

3.8 / 5

Key examiner messages

Top priorities from the principal examiner before you revise

1

A thorough analysis of the May/June 2024 Cambridge IGCSE Combined Science (0653) paper suite, focusing on Extended Theory (Paper 43), Core Theory (Paper 33), and Alternative to Practical (Paper 63).

2

The assessment tests multi-disciplinary synthesis across biology, chemistry, and physics with a strong emphasis on quantitative unit conversions and structural drawing skills.

Question difficulty map

How candidates performed on each question in this series

No data available in official reports

Assessment objectives

Skill and AO weighting from official examiner commentary

No data available in official reports

Method marks watchlist

Where working, steps, or method marks were commonly lost

No data available in official reports

Recurring mistakes across years

Themes examiners flag in multiple recent sessions for this subject

No data available in official reports

Question choice intelligence

Mean scores and popularity for optional questions (HKDSE electives)

No data available in official reports

Level exemplars

What candidate scripts at each grade level looked like

No data available in official reports

Grade & admission context

How marks relate to grade thresholds and entry standards

Report type

Cambridge Principal Examiner Report — component performance and international standards

Level A*

Approx. 75% of maximum mark

Level A

Approx. 63% of maximum mark

Level B

Approx. 51% of maximum mark

Level C

Approx. 40% of maximum mark

Level D

Approx. 34% of maximum mark

Level E

Approx. 29% of maximum mark

Deep insights

What top candidates did

Techniques and approaches examiners rewarded in this series

No data available in official reports

Command word playbook

How to match each command word to the expected response style

No data available in official reports

Time traps

Sections where candidates spent disproportionate time relative to marks

No data available in official reports

Syllabus traceability

Topics linked to questions and mark weighting in this session

No data available in official reports

MCQ trap analytics

Commonly chosen wrong options from examiner commentary

No data available in official reports

Topic heatmap across years

Mark concentration by topic and exam year for this subject

Mark intensity

LowHigh
Topic
2023
2024
2025
Σ

Motion, forces and energy

18
13
31

Organic chemistry

16
16

Electrochemistry

12
12

Electricity

11
11

Motion, forces and energy (Physics)

11
11

Transport in animals

9
9

Reproduction

9
9

Acids, bases and salts

9
9

Difficulty trend

How session difficulty has shifted across recent years

202320242025
2023 June 2023 · 3.2/52024 June 2024 · 3.0/52025 June 2025 · 3.4/5

Paper comparison

Marks and duration breakdown across papers in this session

Paper 2: Multiple Choice (Extended):

40 marks45 min

Paper 4: Theory (Extended):

80 marks75 min

Paper 6: Alternative to Practical:

40 marks60 min

Marks you can still earn

Where valid approaches outside the mark scheme may still gain credit

No data available in official reports

Practise what examiners flagged

Target weak topics from this report inside the Revui app

Self-diagnostic checklist

Key actions before you sit this paper — copy and tick off as you revise

  • 1Message

    A thorough analysis of the May/June 2024 Cambridge IGCSE Combined Science (0653) paper suite, focusing on Extended Theory (Paper 43), Core Theory (Paper 33), and Alternative to Practical (Paper 63).

  • 2Message

    The assessment tests multi-disciplinary synthesis across biology, chemistry, and physics with a strong emphasis on quantitative unit conversions and structural drawing skills.

Teacher briefing pack

One-page session summary for tutors and classroom review

June 2024 2024

Science - Combined

A thorough analysis of the May/June 2024 Cambridge IGCSE Combined Science (0653) paper suite, focusing on Extended Theory (Paper 43), Core Theory (Paper 33), and Alternative to Practical (Paper 63). The assessment tests multi-disciplinary synthesis across biology, chemistry, and

  • A thorough analysis of the May/June 2024 Cambridge IGCSE Combined Science (0653) paper suite, focusing on Extended Theory (Paper 43), Core Theory (Paper 33), and Alternative to Practical (Paper 63).

  • The assessment tests multi-disciplinary synthesis across biology, chemistry, and physics with a strong emphasis on quantitative unit conversions and structural drawing skills.

Total marks
160
Duration
180 min
Session difficulty
3.8 / 5

Session analysis

A thorough analysis of the May/June 2024 Cambridge IGCSE Combined Science (0653) paper suite, focusing on Extended Theory (Paper 43), Core Theory (Paper 33), and Alternative to Practical (Paper 63). The assessment tests multi-disciplinary synthesis across biology, chemistry, and physics with a strong emphasis on quantitative unit conversions and structural drawing skills.

Updated Jun 13, 2026

Paper breakdown

Paper 2: Multiple Choice (Extended):

40 marks45 min

Paper 4: Theory (Extended):

80 marks75 min

Paper 6: Alternative to Practical:

40 marks60 min

Exam tips

Paper format

Duration
45min
Total marks
40

June 2024

View full examiner insights for this session

View full examiner insights for this session

Analysis is paraphrased for study purposes. Always verify against the official examiner report and mark scheme.

0653/23 — Cambridge IGCSE Science - Combined (June 2024) | Revui