📋 MOCK TEST – SET 28
WBSSC Group C (Clerk) Written Exam Preparation
Total: 60 Questions | GA: 20 | English: 10 | Reasoning: 10 | Arithmetic: 20 | Click option to reveal answer & explanation
SECTION A: GENERAL AWARENESS (Q.1–Q.20) — 20 Marks
Q.1. Under NEP 2020, the new 10+2 school structure has been replaced by: NEP 2020
Answer: (2) 5+3+3+4
NEP 2020 replaces 10+2 with 5+3+3+4: Foundational (3–8 yrs), Preparatory (8–11 yrs), Middle (11–14 yrs), Secondary (14–18 yrs). Total 15 years.
NEP 2020 replaces 10+2 with 5+3+3+4: Foundational (3–8 yrs), Preparatory (8–11 yrs), Middle (11–14 yrs), Secondary (14–18 yrs). Total 15 years.
Q.2. NEP 2020 mandates that by 2030, the minimum qualification for teaching will be: NEP 2020
Answer: (2) 4-year integrated B.Ed.
NEP 2020: by 2030, minimum qualification = 4-year integrated B.Ed. (ITEP). Standalone 2-year B.Ed. being phased out.
NEP 2020: by 2030, minimum qualification = 4-year integrated B.Ed. (ITEP). Standalone 2-year B.Ed. being phased out.
Q.3. ‘DIKSHA’ platform under NEP 2020 stands for: NEP 2020
Answer: (2) Digital Infrastructure for Knowledge Sharing
DIKSHA = Digital Infrastructure for Knowledge Sharing. National platform for school education with QR-coded textbooks and NISHTHA teacher training. Over 3 crore teachers and students use it.
DIKSHA = Digital Infrastructure for Knowledge Sharing. National platform for school education with QR-coded textbooks and NISHTHA teacher training. Over 3 crore teachers and students use it.
Q.4. NEP 2020 proposes ‘Gender Inclusion Fund’ to support education of: NEP 2020
Answer: (2) Girls and transgender students
NEP 2020’s Gender Inclusion Fund ensures full participation of girls and transgender children from disadvantaged backgrounds in quality education.
NEP 2020’s Gender Inclusion Fund ensures full participation of girls and transgender children from disadvantaged backgrounds in quality education.
Q.5. The ‘Battle of Plassey’ (1757) was fought between: Indian History
Answer: (2) Robert Clive vs Siraj-ud-Daulah
Battle of Plassey (23 June 1757): Robert Clive (EIC) defeated Siraj-ud-Daulah with Mir Jafar’s betrayal. Established British political dominance in Bengal.
Battle of Plassey (23 June 1757): Robert Clive (EIC) defeated Siraj-ud-Daulah with Mir Jafar’s betrayal. Established British political dominance in Bengal.
Q.6. The ‘Indian Independence Act 1947’ was passed by the: Indian History
Answer: (2) British Parliament
Indian Independence Act 1947 passed by British Parliament (18 July 1947). Divided British India into two dominions — India and Pakistan. Effective 15 August 1947.
Indian Independence Act 1947 passed by British Parliament (18 July 1947). Divided British India into two dominions — India and Pakistan. Effective 15 August 1947.
Q.7. The ‘Sundarbans’ mangrove forest in WB is famous for: West Bengal
Answer: (2) Royal Bengal Tiger and largest delta mangrove
Sundarbans = world’s largest mangrove delta. UNESCO World Heritage Site (1987). Home to Royal Bengal Tiger, Irrawaddy dolphins, saltwater crocodiles. South 24 Parganas, WB.
Sundarbans = world’s largest mangrove delta. UNESCO World Heritage Site (1987). Home to Royal Bengal Tiger, Irrawaddy dolphins, saltwater crocodiles. South 24 Parganas, WB.
Q.8. The chemical formula of ‘Common Salt’ is: Science
Answer: (2) NaCl
Common Salt = NaCl. Na₂CO₃=Washing soda; NaOH=Caustic soda; NaHCO₃=Baking soda.
Common Salt = NaCl. Na₂CO₃=Washing soda; NaOH=Caustic soda; NaHCO₃=Baking soda.
Q.9. ‘Champaran Satyagraha’ (1917) was led by Gandhi against: Indian History
Answer: (2) Indigo cultivation (Tinkathia)
Champaran Satyagraha 1917: Gandhi’s first Satyagraha in India against Tinkathia system — indigo farmers forced to cultivate indigo on 3/20 of land.
Champaran Satyagraha 1917: Gandhi’s first Satyagraha in India against Tinkathia system — indigo farmers forced to cultivate indigo on 3/20 of land.
Q.10. The ‘PM Gati Shakti National Master Plan’ is related to: Current Affairs
Answer: (2) Integrated multimodal connectivity
PM Gati Shakti (Oct 2021): National Master Plan for multi-modal connectivity — integrates 16 ministries. GIS-based planning. ₹100 lakh crore NIP backbone.
PM Gati Shakti (Oct 2021): National Master Plan for multi-modal connectivity — integrates 16 ministries. GIS-based planning. ₹100 lakh crore NIP backbone.
Q.11. The ‘Directive Principles of State Policy’ in the Indian Constitution are: Indian Polity
Answer: (2) Non-justiciable but fundamental to governance
DPSP (Part IV, Articles 36–51) are non-justiciable but fundamental in governance. Borrowed from Irish Constitution. Minoo Masani called them “cheques on a bank.”
DPSP (Part IV, Articles 36–51) are non-justiciable but fundamental in governance. Borrowed from Irish Constitution. Minoo Masani called them “cheques on a bank.”
Q.12. The ‘Marble Palace’ is located in which city of West Bengal? West Bengal
Answer: (1) Kolkata
Marble Palace (1835) in Kolkata, built by Raja Rajendra Mullick. Greek-Italianate architecture with Italian marble floors. Heritage building with 19th-century art and sculptures.
Marble Palace (1835) in Kolkata, built by Raja Rajendra Mullick. Greek-Italianate architecture with Italian marble floors. Heritage building with 19th-century art and sculptures.
Q.13. ‘Operation Brahma’ (2025) was India’s humanitarian mission to: Current Affairs
Answer: (2) Myanmar
Operation Brahma (March 2025): India’s relief mission to Myanmar after 7.7 magnitude earthquake. IAF and Navy deployed. Part of “Neighbourhood First” policy.
Operation Brahma (March 2025): India’s relief mission to Myanmar after 7.7 magnitude earthquake. IAF and Navy deployed. Part of “Neighbourhood First” policy.
Q.14. The ‘Speaker of Lok Sabha’ is elected by: Indian Polity
Answer: (2) Members of Lok Sabha
Speaker of Lok Sabha elected by members of Lok Sabha (Article 93). Presides over joint sittings. Present: Om Birla (18th Lok Sabha).
Speaker of Lok Sabha elected by members of Lok Sabha (Article 93). Presides over joint sittings. Present: Om Birla (18th Lok Sabha).
Q.15. The ‘Darjeeling Himalayan Railway’ (Toy Train) is a: West Bengal
Answer: (2) UNESCO World Heritage Site
Darjeeling Himalayan Railway (DHR, 1881) = UNESCO World Heritage Site (1999). 2 ft narrow gauge, steam locomotives. Part of Mountain Railways of India.
Darjeeling Himalayan Railway (DHR, 1881) = UNESCO World Heritage Site (1999). 2 ft narrow gauge, steam locomotives. Part of Mountain Railways of India.
Q.16. ‘Beti Bachao Beti Padhao’ scheme was launched in: Current Affairs
Answer: (2) 2015
Beti Bachao Beti Padhao launched 22 January 2015 by PM Modi at Panipat. Addresses declining Child Sex Ratio. Now expanded nationwide.
Beti Bachao Beti Padhao launched 22 January 2015 by PM Modi at Panipat. Addresses declining Child Sex Ratio. Now expanded nationwide.
Q.17. ‘Ozone layer’ protects earth from: Science
Answer: (2) Ultraviolet (UV) radiation
Ozone (O₃) in stratosphere absorbs harmful UV-B and UV-C. Depletion by CFCs. Montreal Protocol 1987 bans CFCs. UV causes skin cancer, cataracts.
Ozone (O₃) in stratosphere absorbs harmful UV-B and UV-C. Depletion by CFCs. Montreal Protocol 1987 bans CFCs. UV causes skin cancer, cataracts.
Q.18. ‘Money Bill’ can be introduced in: Indian Polity
Answer: (2) Lok Sabha only
Article 110: Money Bill only in Lok Sabha. Rajya Sabha can only suggest amendments (not binding). If RS doesn’t act in 14 days, deemed passed.
Article 110: Money Bill only in Lok Sabha. Rajya Sabha can only suggest amendments (not binding). If RS doesn’t act in 14 days, deemed passed.
Q.19. The ‘Kazi Nazrul Islam’ is the national poet of Bangladesh and also closely associated with: West Bengal
Answer: (2) Churulia, Asansol (WB)
Kazi Nazrul Islam (1899–1976), “Bidrohi Kobi,” born in Churulia, Paschim Bardhaman, WB. Bangladesh’s national poet. Also closely linked to Kolkata’s literary scene.
Kazi Nazrul Islam (1899–1976), “Bidrohi Kobi,” born in Churulia, Paschim Bardhaman, WB. Bangladesh’s national poet. Also closely linked to Kolkata’s literary scene.
Q.20. The ‘Viksit Bharat @2047’ vision aims to make India a developed nation by: Current Affairs
Answer: (2) 2047
Viksit Bharat @2047: India to become developed by 2047 (100 years of Independence). GDP target $30 trillion. Also called “Amrit Kaal” vision.
Viksit Bharat @2047: India to become developed by 2047 (100 years of Independence). GDP target $30 trillion. Also called “Amrit Kaal” vision.
SECTION B: GENERAL ENGLISH (Q.21–Q.30) — 10 Marks
Q.21. Choose the correct synonym of ‘TACITURN’:
Answer: (2) Reserved and uncommunicative
Taciturn = habitually silent. Synonyms: Reserved, Reticent, Uncommunicative. Antonym: Talkative, Loquacious, Garrulous.
Taciturn = habitually silent. Synonyms: Reserved, Reticent, Uncommunicative. Antonym: Talkative, Loquacious, Garrulous.
Q.22. Choose the correct antonym of ‘FRUGAL’:
Answer: (2) Extravagant
Frugal = sparing, thrifty. Antonyms: Extravagant, Wasteful, Lavish, Prodigal.
Frugal = sparing, thrifty. Antonyms: Extravagant, Wasteful, Lavish, Prodigal.
Q.23. Identify the correctly spelled word:
Answer: (2) Millennium
Millennium — double ‘l’, double ‘n’. M-I-L-L-E-N-N-I-U-M.
Millennium — double ‘l’, double ‘n’. M-I-L-L-E-N-N-I-U-M.
Q.24. Fill in the blank: She is good ________ playing the piano.
Answer: (1) at
Good at + skill/gerund. “She is good at playing the piano.”
Good at + skill/gerund. “She is good at playing the piano.”
Q.25. The correct plural of ‘Cactus’ is:
Answer: (2) Cacti
Latin origin: Cactus → Cacti. Like Radius→Radii, Focus→Foci, Fungus→Fungi. Preferred in formal/exam context.
Latin origin: Cactus → Cacti. Like Radius→Radii, Focus→Foci, Fungus→Fungi. Preferred in formal/exam context.
Q.26. Idiom: “Break the ice”
Answer: (2) Relieve social tension
“Break the ice” = to relieve awkwardness in a social situation. “He told a joke to break the ice at the meeting.”
“Break the ice” = to relieve awkwardness in a social situation. “He told a joke to break the ice at the meeting.”
Q.27. Choose the correct sentence:
Answer: (2)
“One of the students who work hard” — relative clause refers to “students” (plural) → plural verb “work”. Noun after “one of the” must be plural.
“One of the students who work hard” — relative clause refers to “students” (plural) → plural verb “work”. Noun after “one of the” must be plural.
Q.28. Change to Indirect Speech: “Do you know where Ravi lives?” she asked him.
Answer: (2)
Indirect question: “if/whether” + subject + past verb. “do you know” → “if he knew”; “lives” → “lived”. Full: “asked him if he knew where Ravi lived.”
Indirect question: “if/whether” + subject + past verb. “do you know” → “if he knew”; “lives” → “lived”. Full: “asked him if he knew where Ravi lived.”
Q.29. One word for: A person who hates mankind.
Answer: (2) Misanthrope
Misanthrope = person who dislikes or distrusts other people. Philanthropist = loves humanity; Misogynist = hates women.
Misanthrope = person who dislikes or distrusts other people. Philanthropist = loves humanity; Misogynist = hates women.
Q.30. Spot the error: “One of my friend (A) / is coming (B) / to visit me (C) / tomorrow. (D)”
Answer: (1) A — “friends”
“One of my friends” — after “one of”, plural noun required. “One of my friend” is incorrect.
“One of my friends” — after “one of”, plural noun required. “One of my friend” is incorrect.
SECTION C: LOGICAL REASONING (Q.31–Q.40) — 10 Marks
Q.31. Odd one out: Rose, Lotus, Jasmine, Mango, Marigold
Answer: (1) Mango
Rose, Lotus, Jasmine, Marigold are all flowers. Mango is a fruit.
Rose, Lotus, Jasmine, Marigold are all flowers. Mango is a fruit.
Q.32. Complete the series: 5, 11, 23, 47, 95, ___
Answer: (2) 191
Pattern ×2+1: 5×2+1=11, 11×2+1=23, 23×2+1=47, 47×2+1=95, 95×2+1=191.
Pattern ×2+1: 5×2+1=11, 11×2+1=23, 23×2+1=47, 47×2+1=95, 95×2+1=191.
Q.33. In a certain code ‘BOARD’ is written as ‘CPCTE’. How is ‘CRANE’ coded?
Answer: (1) DSBOF
+1 shift each: B→C, O→P, A→B, R→S, D→E. CRANE: C+1=D, R+1=S, A+1=B, N+1=O, E+1=F = DSBOF.
+1 shift each: B→C, O→P, A→B, R→S, D→E. CRANE: C+1=D, R+1=S, A+1=B, N+1=O, E+1=F = DSBOF.
Q.34. Complete the series: 144, 121, 100, 81, 64, ___
Answer: (2) 49
Descending perfect squares: 12²=144, 11²=121, 10²=100, 9²=81, 8²=64, 7²=49.
Descending perfect squares: 12²=144, 11²=121, 10²=100, 9²=81, 8²=64, 7²=49.
Q.35. Neha is the daughter of Priya. Priya’s brother is Suresh. Suresh’s mother is Kamla. How is Kamla related to Neha?
Answer: (1) Grandmother
Neha → daughter of Priya. Priya’s brother = Suresh. Suresh’s mother = Kamla → Kamla is also Priya’s mother. So Kamla is Neha’s grandmother.
Neha → daughter of Priya. Priya’s brother = Suresh. Suresh’s mother = Kamla → Kamla is also Priya’s mother. So Kamla is Neha’s grandmother.
Q.36. In a class of 50 students, Rohan ranks 20th from the top. What is his rank from the bottom?
Answer: (2) 31
Rank from bottom = Total − Rank from top + 1 = 50 − 20 + 1 = 31.
Rank from bottom = Total − Rank from top + 1 = 50 − 20 + 1 = 31.
Q.37. A man walks 4 km North, then 3 km East, then 4 km South. How far is he from the starting point and in which direction?
Answer: (2) 3 km East
4 km North then 4 km South cancel out. Net displacement = 3 km East.
4 km North then 4 km South cancel out. Net displacement = 3 km East.
Q.38. Today is Wednesday. What day will it be after 100 days?
Answer: (2) Friday
100 ÷ 7 = 14 weeks + 2 odd days. Wednesday + 2 = Friday.
100 ÷ 7 = 14 weeks + 2 odd days. Wednesday + 2 = Friday.
Q.39. Find the missing number: 2, 5, 10, 17, 26, ___
Answer: (2) 37
Pattern: n²+1 — 1²+1=2, 2²+1=5, 3²+1=10, 4²+1=17, 5²+1=26, 6²+1=37.
Pattern: n²+1 — 1²+1=2, 2²+1=5, 3²+1=10, 4²+1=17, 5²+1=26, 6²+1=37.
Q.40. Statements: Some dogs are cats. Some cats are lions.
Conclusions: I. Some dogs are lions. II. No dog is a lion.
Conclusions: I. Some dogs are lions. II. No dog is a lion.
Answer: (4) Either I or II follows
“Some dogs are cats” + “Some cats are lions” — overlap between dogs and lions is uncertain. Could exist (I) or not (II). Complementary pair → Either I or II follows.
“Some dogs are cats” + “Some cats are lions” — overlap between dogs and lions is uncertain. Could exist (I) or not (II). Complementary pair → Either I or II follows.
SECTION D: ARITHMETIC (Q.41–Q.60) — 20 Marks
Q.41. Find the LCM of 16, 24, 36 and 54.
Answer: (2) 432
16=2⁴; 24=2³×3; 36=2²×3²; 54=2×3³. LCM = 2⁴×3³ = 16×27 = 432.
16=2⁴; 24=2³×3; 36=2²×3²; 54=2×3³. LCM = 2⁴×3³ = 16×27 = 432.
Q.42. Simplify: (0.6)² + (0.8)²
Answer: (2) 1
(0.6)²+(0.8)² = 0.36+0.64 = 1. This is based on the Pythagorean identity: 0.6, 0.8, 1.0 form a Pythagorean triple (3-4-5 scaled).
(0.6)²+(0.8)² = 0.36+0.64 = 1. This is based on the Pythagorean identity: 0.6, 0.8, 1.0 form a Pythagorean triple (3-4-5 scaled).
Q.43. A and B can complete a work in 20 days. B and C can complete it in 30 days. A and C can complete it in 40 days. In how many days can all three complete the work together?
Answer: (2) 18.46 days
A+B=1/20, B+C=1/30, A+C=1/40. 2(A+B+C)=1/20+1/30+1/40=(6+4+3)/120=13/120. A+B+C=13/240. Time=240/13≈18.46 days.
A+B=1/20, B+C=1/30, A+C=1/40. 2(A+B+C)=1/20+1/30+1/40=(6+4+3)/120=13/120. A+B+C=13/240. Time=240/13≈18.46 days.
Q.44. A train crosses a stationary train of equal length in 40 seconds at 72 km/h. What is the length of each train?
Answer: (2) 400 m
Speed=72 km/h=20 m/s. Total distance=20×40=800 m. Each train=800÷2=400 m.
Speed=72 km/h=20 m/s. Total distance=20×40=800 m. Each train=800÷2=400 m.
Q.45. If A:B = 5:8 and B:C = 6:7, find A:C.
Answer: (1) 15:28
A:C = (5×6):(8×7) = 30:56 = 15:28.
A:C = (5×6):(8×7) = 30:56 = 15:28.
Q.46. The average of first 50 natural numbers is:
Answer: (2) 25.5
Average = (1+50)/2 = 51/2 = 25.5.
Average = (1+50)/2 = 51/2 = 25.5.
Q.47. A person bought two articles for ₹5,000 each. He sold the first at 20% profit and the second at 20% loss. Find total profit or loss.
Answer: (1) No profit no loss
SP₁=5000×1.2=6000. SP₂=5000×0.8=4000. Total SP=10000. Total CP=10000. No profit, no loss. (Same CP rule — no loss here unlike same SP rule.)
SP₁=5000×1.2=6000. SP₂=5000×0.8=4000. Total SP=10000. Total CP=10000. No profit, no loss. (Same CP rule — no loss here unlike same SP rule.)
Q.48. Find Simple Interest if Principal = ₹8,500, Rate = 6% p.a., Time = 2.5 years.
Answer: (2) ₹1,275
SI=(8500×6×2.5)/100=(8500×15)/100=₹1,275.
SI=(8500×6×2.5)/100=(8500×15)/100=₹1,275.
Q.49. A mixture of 60 litres contains milk and water in ratio 2:1. How much water must be added to make the ratio 1:2?
Answer: (2) 60 litres
Milk=40L, Water=20L. New ratio 1:2 → Milk stays 40L. 40/Water=1/2 → Water=80L. Add=80−20=60 litres.
Milk=40L, Water=20L. New ratio 1:2 → Milk stays 40L. 40/Water=1/2 → Water=80L. Add=80−20=60 litres.
Q.50. The area of an equilateral triangle with side 10 cm is:
Answer: (1) 43.3 cm²
Area=(√3/4)×a²=(1.732/4)×100=0.433×100=43.3 cm².
Area=(√3/4)×a²=(1.732/4)×100=0.433×100=43.3 cm².
Q.51. Two trains start simultaneously from stations A and B (600 km apart) towards each other. Speed of train from A = 80 km/h, from B = 70 km/h. After how many hours will they meet?
Answer: (2) 4 hours
Relative speed=80+70=150 km/h. Time=600÷150=4 hours.
Relative speed=80+70=150 km/h. Time=600÷150=4 hours.
Q.52. The ages of A and B are in ratio 3:5. After 10 years the ratio will be 5:7. Find A’s present age.
Answer: (2) 15 years
A=3x, B=5x. (3x+10)/(5x+10)=5/7 → 21x+70=25x+50 → 4x=20 → x=5. A=3×5=15 years.
A=3x, B=5x. (3x+10)/(5x+10)=5/7 → 21x+70=25x+50 → 4x=20 → x=5. A=3×5=15 years.
Q.53. A pipe fills 1/4 of a tank in 5 minutes. How long will it take to fill the full tank?
Answer: (2) 20 min
1/4 filled in 5 min → full tank=5×4=20 min.
1/4 filled in 5 min → full tank=5×4=20 min.
Q.54. The present age of Ramesh is 40 years. His son’s age is 1/4 of Ramesh’s age. After how many years will the ratio of their ages be 2:1?
Answer: (2) 20 years
Ramesh=40, Son=10. After x years: (40+x)/(10+x)=2 → 40+x=20+2x → x=20 years.
Ramesh=40, Son=10. After x years: (40+x)/(10+x)=2 → 40+x=20+2x → x=20 years.
Q.55. The volume of a cone with radius 6 cm and height 14 cm is (π = 22/7):
Answer: (1) 528 cm³
V=(1/3)πr²h=(1/3)×(22/7)×36×14=(1/3)×1584=528 cm³.
V=(1/3)πr²h=(1/3)×(22/7)×36×14=(1/3)×1584=528 cm³.
Q.56. 10 men can complete a task in 15 days. 15 women can complete it in 12 days. How long will 5 men and 5 women together take?
Answer: (2) 16 days
1 man/day=1/150; 1 woman/day=1/180. 5M+5W per day=5/150+5/180=1/30+1/36=11/180. Days=180/11≈16 days.
1 man/day=1/150; 1 woman/day=1/180. 5M+5W per day=5/150+5/180=1/30+1/36=11/180. Days=180/11≈16 days.
Q.57. A shopkeeper gives 20% discount on marked price and still earns 20% profit. If CP = ₹900, what is the marked price?
Answer: (2) ₹1,350
SP=900×1.2=1080. MP=1080/0.8=₹1,350.
SP=900×1.2=1080. MP=1080/0.8=₹1,350.
Q.58. What is the remainder when 2²⁵ is divided by 7?
Answer: (3) 2
Powers of 2 mod 7 cycle: 2¹=2, 2²=4, 2³=1 (period = 3). 25 mod 3 = 1. So 2²⁵ ≡ 2¹ = 2 (mod 7). Remainder = 2.
Powers of 2 mod 7 cycle: 2¹=2, 2²=4, 2³=1 (period = 3). 25 mod 3 = 1. So 2²⁵ ≡ 2¹ = 2 (mod 7). Remainder = 2.
Q.59. A man walks at 5 km/h and reaches his office 10 minutes late. If he walks at 6 km/h, he reaches 5 minutes early. Find the distance to his office.
Answer: (2) 7.5 km
d/5 − d/6 = 15/60. d/30 = 1/4. d = 7.5 km.
d/5 − d/6 = 15/60. d/30 = 1/4. d = 7.5 km.
Q.60. The perimeter of a semicircle of radius 14 cm is (π = 22/7):
Answer: (2) 72 cm
Perimeter = πr+2r = (22/7)×14+2×14 = 44+28 = 72 cm.
Perimeter = πr+2r = (22/7)×14+2×14 = 44+28 = 72 cm.