UPSC Combined Defence Services CDS

Practice the most important UPSC Combined Defence Services CDS MCQs with answers and detailed explanations to improve your preparation.

Q1. Choose the correctly spelled word:

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Q2. Find the synonym of "Abundant":

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Q3. The idiom "Bite off more than you can chew" means:

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Q4. Fill in the blank: She ________ her keys yesterday.

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Q5. Spot the error: He don’t like to travel.

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Q6. General Knowledge: Who is known as the Father of the Indian Constitution?

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Q7. General Knowledge: The Tropic of Cancer passes through how many states in India?

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Q8. Mathematics: What is the value of 7 × 8?

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Q9. Mathematics: Find the HCF of 24 and 36.

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Q10. General Knowledge: Who is the current Chief of Defence Staff of India?

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Q11. English: Select the correct passive voice for: "She writes a letter."

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Q12. General Knowledge: Which Indian state is known as the “Land of Five Rivers”?

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Q13. Mathematics: If x + 3 = 7, what is x?

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Q14. General Knowledge: What is the full form of ICBM?

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Q15. English: Choose the correct preposition: "He is good ____ playing football."

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Q16. Mathematics: The area of a circle with radius 7 cm is (use π = 22/7):

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Q17. General Knowledge: The headquarters of the United Nations is located in:

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Q18. English: What is the antonym of “Generous”?

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Q19. Mathematics: Find the next number in the series: 2, 6, 12, 20, ?

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Q20. General Knowledge: Operation Blue Star was conducted in the year:

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Q21. English: Choose the correct sentence:

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Q22. General Knowledge: Which country is called the “Land of Rising Sun”?

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Q23. Mathematics: Simplify: 5(2x + 3) - 3(x - 2).

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Q24. General Knowledge: The currency of Brazil is:

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Q25. English: Identify the part of speech for the underlined word in: "He quickly ran."

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Q26. Mathematics: What is the value of π approximately?

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Q27. General Knowledge: Which planet is known as the "Red Planet"?

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Q28. English: Fill in the blank: "She has been reading the book ___ two hours."

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Q29. Mathematics: What is the perimeter of a rectangle with length 10 cm and width 5 cm?

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Q30. General Knowledge: The Taj Mahal was built by:

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