Introduction
For CSS aspirants, the journey begins with the screening test, and MCQs decide who gets to attempt the written papers. Compulsory subjects such as General Science & Ability, Pakistan Affairs and Islamiyat are among the most scoring areas, because their content is fixed and heavily based on standard facts.
A careful look at past papers shows a clear pattern: the same core topics, dates, constitutional milestones and scientific facts return year after year, sometimes unchanged and sometimes with reworded options. Candidates who practise these repeated questions gain three advantages:
- Speed: familiar questions are answered in seconds
- Accuracy: you learn to avoid the usual trap options
- Confidence: you walk into the exam knowing what to expect
This guide from MCQsDesk presents 20 high-yield MCQs drawn from recurring past paper themes. Study each answer along with the reasoning behind it.
Section 1: CSS General Science & Ability Past Paper MCQs
Solar System
Q1. Which is the largest planet in our solar system?
A) Saturn
B) Jupiter
C) Neptune
D) Uranus
Correct Answer: B) Jupiter
Q2. Which planet is known as the “Red Planet”?
A) Venus
B) Jupiter
C) Mars
D) Mercury
Correct Answer: C) Mars
Q3. Which planet is closest to the Sun?
A) Venus
B) Mercury
C) Earth
D) Mars
Correct Answer: B) Mercury
Q4. Approximately how long does sunlight take to reach the Earth?
A) 8 seconds
B) 8 minutes
C) 80 minutes
D) 8 hours
Correct Answer: B) 8 minutes
Physical Sciences
Q5. What is the SI unit of force?
A) Joule
B) Watt
C) Newton
D) Pascal
Correct Answer: C) Newton
Q6. What is the speed of light in a vacuum (approximately)?
A) 3 × 10⁶ m/s
B) 3 × 10⁸ m/s
C) 3 × 10¹⁰ m/s
D) 3 × 10⁵ m/s
Correct Answer: B) 3 × 10⁸ m/s
Basic IT & Math
Q7. What does “CPU” stand for?
A) Central Processing Unit
B) Computer Personal Unit
C) Central Program Utility
D) Control Processing Unit
Correct Answer: A) Central Processing Unit
Q8. How many bits are there in one byte?
A) 4
B) 8
C) 16
D) 32
Correct Answer: B) 8
Q9. What is the value of 15% of 200?
A) 20
B) 25
C) 30
D) 35
Correct Answer: C) 30
Q10. What is the next number in the series 2, 4, 8, 16, …?
A) 24
B) 30
C) 32
D) 36
Correct Answer: C) 32
Section 2: CSS Pakistan Affairs & Islamic Studies Past Paper MCQs
Pre-1947 Events
Q11. In which year was the All India Muslim League founded?
A) 1885
B) 1906
C) 1916
D) 1930
Correct Answer: B) 1906
Q12. Where was the All India Muslim League founded?
A) Lahore
B) Delhi
C) Dhaka
D) Aligarh
Correct Answer: C) Dhaka
Q13. Which pact of 1916 brought the Congress and Muslim League together?
A) Delhi Pact
B) Lucknow Pact
C) Nehru Pact
D) Gandhi-Irwin Pact
Correct Answer: B) Lucknow Pact
Q14. Who presented the famous Allahabad Address of 1930?
A) Muhammad Ali Jinnah
B) Allama Muhammad Iqbal
C) Sir Syed Ahmad Khan
D) Chaudhry Rahmat Ali
Correct Answer: B) Allama Muhammad Iqbal
Constitutional History
Q15. Which Act of 1935 introduced provincial autonomy in British India?
A) Government of India Act 1909
B) Government of India Act 1919
C) Government of India Act 1935
D) Indian Independence Act 1947
Correct Answer: C) Government of India Act 1935
Q16. Which constitution of Pakistan introduced the presidential system under Ayub Khan?
A) 1956
B) 1962
C) 1973
D) 1985
Correct Answer: B) 1962
Q17. In which year was the present Constitution of Pakistan adopted?
A) 1962
B) 1971
C) 1973
D) 1985
Correct Answer: C) 1973
Islamic History
Q18. In which year did the Hijrah (migration) to Madinah take place?
A) 610 CE
B) 622 CE
C) 630 CE
D) 632 CE
Correct Answer: B) 622 CE
Q19. Which was the first major battle fought between the Muslims and the Quraysh?
A) Battle of Uhud
B) Battle of Khandaq
C) Battle of Badr
D) Battle of Hunain
Correct Answer: C) Battle of Badr
Q20. Who was the first Caliph of Islam?
A) Hazrat Umar (RA)
B) Hazrat Abu Bakr (RA)
C) Hazrat Uthman (RA)
D) Hazrat Ali (RA)
Correct Answer: B) Hazrat Abu Bakr (RA)
Section 3: Proven Strategies to Master CSS Compulsory MCQs in 2026
1. Start with the Official Syllabus
Download the latest CSS syllabus from the FPSC website and mark every topic you cover. Syllabus and pattern notices can change, so always verify them from official sources.
2. Solve at Least 5 to 7 Years of Past Papers
Past papers reveal which topics carry the most weight. Keep a log of questions you got wrong and revisit it weekly.
3. Build Strong Concepts in General Science & Ability
- Memorise key formulas, units and constants
- Revise the solar system, human body systems and basic chemistry
- Practise quick mental maths, percentages and number series
- Learn core IT terms such as hardware, software, memory units and networks
4. Master Timelines for Pakistan Affairs
Create a single timeline from 1857 to 1973, covering the Muslim League, major pacts, Acts and constitutions. Dates are the most frequently tested element.
5. Revise Islamic Studies Chronologically
Study the Seerah, the Khulafa-e-Rashideen and key battles in order. Linking events in sequence makes them far easier to remember.
6. Practise Under Timed Conditions
Attempt full mock tests in the official time limit. Learn to skip uncertain questions if negative marking applies, and return to them if time allows.
7. Follow a Revision Cycle
Revise new material within 24 hours, again after a week, and again after a month. This spaced approach strengthens long-term recall.
8. Stay Consistent
One focused hour every day outperforms occasional marathon sessions. Consistency is what separates successful candidates from the rest.
Conclusion
CSS rewards discipline and smart preparation. The compulsory MCQ sections are the most predictable part of the exam, and practising repeated past paper questions is the surest way to turn that predictability into marks. Revise these 20 MCQs, test yourself often, and build on them with more practice each day.
Bookmark MCQsDesk and visit regularly for new solved MCQs and past paper practice for CSS, PMS, FPSC, PPSC and NTS. If this guide helped you, share it with your fellow aspirants so they can prepare smarter together.
Best of luck with your CSS preparation!
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