Q1–50 of the Lok Sewa CSE Prelims mock MCQs:
Answers & Explanations (Q1–50)
A. General Knowledge & Current Affairs
(Q1–15)
1.
a)
Ram Chandra Paudel
– Current President of Nepal (2025).
2.
c)
Karnali – Longest river
in Nepal, approx. 507 km.
3.
b)
1955 – Nepal became a
UN member in 1955.
4.
b)
Kathmandu – Capital of
Bagmati Province.
5.
b)
Samrat Upadhyay
– Author of Palpasa Café.
6.
b)
Bihar – Nepal’s
eastern border touches Bihar.
7.
a)
Rhododendron
– Nepal’s national flower.
8.
c)
Myanmar – Not a SAARC
member.
9.
b)
Girija Prasad Koirala
– First PM after monarchy ended (2008).
10. b) New York – UN Headquarters.
11. a) 20 September – Constitution Day observed.
12. c) None – No Nepalese has won the Nobel Peace
Prize.
13. a) Rara – Largest lake in Nepal by area.
14. b) Bidya Devi Bhandari – First woman President of Nepal.
15. a) Rupee – Nepalese currency is Nepalese Rupee
(NPR).
B. Nepali Language & Literature (Q16–25)
16. a) Everest – “सगरमाथा” in English is Everest.
17. b) साथी – Synonym of “मित्र” is साथी (friend).
18. a) नकारात्मक – Antonym of “सकारात्मक” (positive).
19. a) Muna Madan – Epic poem by Laxmi Prasad Devkota.
20. a) Shirish Ko Phool – Novel by Parijat.
21. c) Basain – First modern Nepali novel.
22. a) किताबहरू – Correct plural form of “किताब”.
23. a) मैले उसलाई भेटेको थिएँ। – Correct past perfect sentence.
24. b) सही – Synonym of “सत्य” is सही (truth).
25. a) Loyalty – Meaning of “निष्ठा” is loyalty.
C. English Language & Grammar (Q26–35)
26. c) She doesn’t like apples. – Correct subject-verb agreement.
27. b) Plenty – Synonym of “Abundant”.
28. b) Easy – Antonym of “Difficult”.
29. b) goes – Present tense third person
singular.
30. b) at – Correct preposition: “good at
mathematics”.
31. a) English is taught by the teacher. – Passive form.
32. b) an – “An” before vowel sound (elephant).
33. c) will stay – Future tense in conditional
sentence.
34. a) Fast – Synonym of “Quick”.
35. b) Receive – Correct spelling.
D. Mathematics & Logical Reasoning
(Q36–45)
36. a) 8 – x+7=15⇒x=15–7=8x + 7 = 15 ⇒ x = 15 – 7 = 8x+7=15⇒x=15–7=8
37. c) 48 – Series doubles each time:
3,6,12,24,48…
38. b) 10 – 15÷3×2=5×2=1015 ÷ 3 × 2 = 5 × 2 =
1015÷3×2=5×2=10
39. b) Square – 4 equal sides, 4 right angles.
40. b) 180 km – 60 km × 3 hours = 180 km.
41. d) 8 – All others are prime numbers.
42. b) 40 – 20% of 200 = 0.2 × 200 = 40.
43. a) Rs. 50 – 250 ÷ 5 = 50 per pen.
44. c) 80 – Series doubles: 5,10,20,40,80…
45. b) 16 – Ratio 3:4, boys=12 ⇒ girls = 12 × 4/3 =16.
E. General Science & Technology (Q46–50)
46. c) 100°C – Boiling point of water at sea
level.
47. a) Oxygen – Essential for human respiration.
48. b) Mars – Known as the Red Planet.
49. a) H2O – Chemical formula of water.
50. c) 4 – Human heart has 4 chambers (2 atria, 2
ventricles).
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