Odisha LTR Teacher Recruitment — Mock Test 07
50 Fresh & Non-Repeating Questions: Odisha Studies, Polity, Arithmetic, Reasoning, Computer Literacy & Science.
1. Which celebrated temple of Odisha, dedicated to Lord Shiva, is situated on an island in the Mahanadi River near Sambalpur and exhibits an intentional leaning tower architecture?
- A) Samaleswari Temple
- B) Leaning Temple of Huma
- C) Gupteswar Cave Temple
- D) Kapilas Temple
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Correct Answer: B) Leaning Temple of Huma
Explanation: Located at Huma on the banks of the Mahanadi in Sambalpur district, this 17th-century shrine leans notably while its pinnacle remains balanced perpendicular to the ground.
2. Who was the first Governor of the separate Province of Orissa when it was carved out on April 1, 1936?
- A) Sir John Austen Hubback
- B) George Townsend Boag
- C) Sir Hawthorne Lewis
- D) Chandulal Madhavlal Trivedi
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Correct Answer: A) Sir John Austen Hubback
Explanation: Sir John Austen Hubback served as the inaugural British Governor of the newly formed Orissa province from 1 April 1936 to 1941.
3. In which year was the historic Rourkela Steel Plant (RSP) dedicated to the nation by President Dr. Rajendra Prasad?
- A) 1953
- B) 1956
- C) 1959
- D) 1965
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Correct Answer: C) 1959
Explanation: India's first public-sector integrated steel plant at Rourkela (built with German collaboration) inaugurated its first blast furnace in February 1959.
4. Who wrote the famous patriotic Odia national song 'Kande Re Utkala Mani' and the classic poetry collection 'Pranayeeni'?
- A) Gangadhar Meher
- B) Chintamani Mohanty
- C) Kuntala Kumari Sabat
- D) Godabarish Mohapatra
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Correct Answer: C) Kuntala Kumari Sabat
Explanation: Renowned poet, physician, and nationalist leader Utkal Bharati Kuntala Kumari Sabat composed inspirational patriotic verses including 'Sphulinga' and 'Ahwana'.
5. Which Article of the Indian Constitution lays down that the executive power of every State shall be so exercised as not to impede or prejudice the exercise of the executive power of the Union?
- A) Article 256
- B) Article 257
- C) Article 262
- D) Article 356
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Correct Answer: B) Article 257
Explanation: Article 257 imposes restrictions on the executive power of States to ensure unobstructed federal administrative compliance with Union directives.
6. The famous 'Chandaka-Dampara Wildlife Sanctuary' near Bhubaneswar was established primarily as a protected reserve for which animal?
- A) Bengal Tiger
- B) Asian Elephant
- C) Spotted Deer
- D) Saltwater Crocodile
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Correct Answer: B) Asian Elephant
Explanation: Chandaka Wildlife Sanctuary was designated in 1982 specifically as an elephant sanctuary to conserve the migratory corridor and habitat of wild Asian elephants.
7. The ancient 'Sisupalgarh' fort ruins on the outskirts of Bhubaneswar were first systematically excavated by which renowned archaeologist in 1948?
- A) B. B. Lal
- B) Rakhal Das Banerjee
- C) Daya Ram Sahni
- D) Mortimer Wheeler
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Correct Answer: A) B. B. Lal
Explanation: Renowned archaeologist Prof. B. B. Lal conducted excavations at Sisupalgarh in 1948, identifying a sophisticated square rampart settlement of the Early Historic period.
8. What is the constitutional maximum strength of members permitted in the Legislative Assembly of a State under Article 170?
- A) 400 members
- B) 450 members
- C) 500 members
- D) 550 members
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Correct Answer: C) 500 members
Explanation: Article 170(1) prescribes that the Legislative Assembly of each State shall consist of not more than 500 and not less than 60 members chosen by direct election.
9. The historic 'Salandi River' originates from which natural plateau or mountain range in Odisha?
- A) Malayagiri hills
- B) Similipal massif
- C) Meghasani hills
- D) Gandhamardan range
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Correct Answer: B) Similipal massif
Explanation: The Salandi River rises from the southern slopes of the Similipal hills in Mayurbhanj district, flowing through Keonjhar and Bhadrak before joining the Baitarani.
10. Who was the legendary Odia tribal freedom fighter from Koraput who founded the 'Sabar Satyagraha' and embraced Gandhian non-violence?
- A) Laxman Nayak
- B) Baji Rout
- C) Rindo Majhi
- D) Dora Bisoi
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Correct Answer: A) Laxman Nayak
Explanation: Laxman Nayak mobilized the tribal peasants of the Malkangiri and Koraput regions into peaceful civil disobedience and picketing during the Quit India struggle.
11. Under which Article of the Constitution can the President of India establish a Joint State Public Service Commission (JSPSC) upon request by the concerned State Legislatures?
- A) Article 315(2)
- B) Article 318
- C) Article 320
- D) Article 323
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Correct Answer: A) Article 315(2)
Explanation: Article 315(2) permits two or more States to pass resolutions agreeing to have a Joint Public Service Commission, which Parliament may establish by statutory enactment.
12. The thermal power station of NTPC at Kaniha (near Talcher) draws its cooling water reservoir supply from which dam project?
- A) Mandira Dam
- B) Rengali Dam
- C) Deras Dam
- D) Salia Dam
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Correct Answer: B) Rengali Dam
Explanation: The 3,000 MW Talcher Super Thermal Power Station (Kaniha) draws circulating cooling water from the Samal barrage on the Brahmani River, impounded upstream by Rengali Dam.
13. Which famous Odia linguistic scholar compiled the mammoth 7-volume Odia encyclopedic lexicon 'Purna Chandra Bhashakosha'?
- A) Gopal Chandra Praharaj
- B) Artaballabh Mohanty
- C) Jagannatha Prasad Das
- D) Gopinath Mohanty
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Correct Answer: A) Gopal Chandra Praharaj
Explanation: Gopal Chandra Praharaj spent over three decades compiling the 'Purna Chandra Odia Bhashakosha' (1931–1940), an monumental 9,500-page lexicon covering Odia, Bengali, Hindi, and English.
14. In which year was the Odisha Human Rights Commission (OHRC) formally established?
- A) 1993
- B) 1998
- C) 2000
- D) 2003
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Correct Answer: C) 2000
Explanation: The Government of Odisha constituted the Odisha Human Rights Commission under the Protection of Human Rights Act 1993 in the year 2000 (functional from 2003).
15. What was the name of the gold currency coin introduced during the Eastern Ganga Dynasty in medieval Odisha?
- A) Ganga Fanams (Madha)
- B) Rupaka
- C) Karshapana
- D) Tanka
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Correct Answer: A) Ganga Fanams (Madha)
Explanation: Eastern Ganga monarchs struck gold coins called 'Madha' or 'Ganga Fanams', featuring the bull couchant emblem and Saivite trident insignias.
16. The HCF and LCM of two numbers are 18 and 378 respectively. If one of the numbers is 54, what is the other number?
- A) 108
- B) 126
- C) 144
- D) 162
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Correct Answer: B) 126
Explanation: Product of two numbers = HCF × LCM ⇒ 54 × x = 18 × 378 ⇒ x = (18 × 378) / 54 = 378 / 3 = 126.
17. A person bought an article and spent ₹50 on its repairs. He then sold it for ₹1,320, making a profit of 20%. What was the initial purchase price of the article?
- A) ₹1,000
- B) ₹1,050
- C) ₹1,100
- D) ₹1,150
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Correct Answer: B) ₹1,050
Explanation: Total Cost Price (including repairs) = SP / 1.20 = 1,320 / 1.20 = ₹1,100. Original purchase price = 1,100 - 50 = ₹1,050.
18. What is the simple interest earned on ₹7,300 at 5% per annum from 5th January to 31st May of a non-leap year?
- A) ₹140
- B) ₹146
- C) ₹150
- D) ₹156
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Correct Answer: B) ₹146
Explanation: Days: Jan (26) + Feb (28) + Mar (31) + Apr (30) + May (31) = 146 days. Time = 146/365 = 2/5 year. SI = (7,300 × 5 × 2/5) / 100 = (73 × 2) = ₹146.
19. A can do a piece of work in 16 days and B in 24 days. With the assistance of C, they finish the work together in 6 days. In how many days can C alone complete the entire work?
- A) 14 days
- B) 16 days
- C) 18 days
- D) 20 days
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Correct Answer: B) 16 days
Explanation: C's 1-day work = 1/6 - (1/16 + 1/24) = 1/6 - (3 + 2)/48 = 1/6 - 5/48 = (8 - 5)/48 = 3/48 = 1/16. Thus, C alone takes 16 days.
20. A train 220 meters long travelling at 54 km/h passes another train 180 meters long travelling at 36 km/h in the same direction. How many seconds will it take to completely pass?
- A) 60 seconds
- B) 70 seconds
- C) 80 seconds
- D) 90 seconds
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Correct Answer: C) 80 seconds
Explanation: Relative speed = 54 - 36 = 18 km/h = 18 × (5/18) = 5 m/s. Total distance = 220 + 180 = 400 m. Time = 400 / 5 = 80 seconds.
21. The average of 7 consecutive numbers is 20. What is the largest of these numbers?
- A) 21
- B) 22
- C) 23
- D) 24
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Correct Answer: C) 23
Explanation: For consecutive numbers, the average is the exact middle (4th) number: 17, 18, 19, 20, 21, 22, 23. The largest number is 23.
22. If the perimeter of a semi-circular park is 108 meters, find its area (taking π = 22/7):
- A) 693 m²
- B) 720 m²
- C) 756 m²
- D) 770 m²
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Correct Answer: A) 693 m²
Explanation: Perimeter = πr + 2r = r(22/7 + 2) = r(36/7) = 108 ⇒ r = (108 × 7)/36 = 21 m. Area = 1/2 π r² = 1/2 × (22/7) × 21 × 21 = 11 × 3 × 21 = 693 m².
23. In what ratio must a grocer mix two varieties of tea costing ₹180/kg and ₹230/kg so that selling the mixture at ₹216/kg yields a profit of 8%?
- A) 2 : 3
- B) 3 : 2
- C) 3 : 4
- D) 4 : 5
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Correct Answer: B) 3 : 2
Explanation: Mean Cost Price = 216 / 1.08 = ₹200/kg. By Alligation rule: Ratio = (230 - 200) : (200 - 180) = 30 : 20 = 3 : 2.
24. A person saves 20% of his income. If his income increases by 25% and his expenditure increases by 20%, by what percentage do his savings increase?
- A) 35%
- B) 40%
- C) 45%
- D) 50%
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Correct Answer: C) 45%
Explanation: Initial: Income = 100, Exp = 80, Savings = 20. New: Income = 125, Exp = 80 × 1.20 = 96. New Savings = 125 - 96 = 29. Increase in savings = (29 - 20)/20 × 100 = 9/20 × 100 = 45%.
25. Find the difference between compound interest and simple interest on ₹15,000 for 2 years at 8% per annum.
- A) ₹92
- B) ₹96
- C) ₹104
- D) ₹112
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Correct Answer: B) ₹96
Explanation: 2-year Difference = P × (r/100)² = 15,000 × (8/100)² = 15,000 × (64/10,000) = 1.5 × 64 = ₹96.
26. Introducing a woman, a man said, "Her mother is the only daughter of my mother-in-law." How is the man related to the woman?
- A) Brother
- B) Uncle
- C) Father
- D) Husband
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Correct Answer: C) Father
Explanation: "The only daughter of my mother-in-law" is the man's wife. Since her mother is his wife, the man is the woman's father.
27. Find the missing term in the sequence: 2, 10, 30, 68, 130, ?
- A) 216
- B) 220
- C) 222
- D) 228
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Correct Answer: C) 222
Explanation: The series follows (n³ + n): 1³+1=2, 2³+2=10, 3³+3=30, 4³+4=68, 5³+5=130, 6³+6 = 216 + 6 = 222.
28. A watch reads 4:30. If the minute hand points towards East, in which direction will the hour hand point?
- A) North-East
- B) North-West
- C) South-East
- D) South-West
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Correct Answer: A) North-East
Explanation: At 4:30, the minute hand normally points South (at 6). If South becomes East, it is rotated 90° counter-clockwise. The hour hand normally points between 4 and 5 (South-East). Rotating South-East 90° counter-clockwise points to North-East.
29. In a certain code, 'MONKEY' is written as 'XDJMNL'. How will 'TIGER' be written in that code?
- A) QDFHS
- B) SDFHS
- C) SHFDQ
- D) UJHFS
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Correct Answer: A) QDFHS
Explanation: Reverse the word and subtract 1 from each letter: TIGER reversed is REGIT. R(-1)=Q, E(-1)=D, G(-1)=F, I(-1)=H, T(-1)=S ⇒ QDFHS.
30. Find the number of triangles in a standard five-pointed geometric star (pentagram):
- A) 8
- B) 10
- C) 12
- D) 15
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Correct Answer: B) 10
Explanation: A regular five-pointed star contains 5 small triangular points on the periphery plus 5 larger composite triangles formed by the intersecting chords, totaling 10.
31. What was the day of the week on 26th January 1950, when the Constitution of India came into force?
- A) Wednesday
- B) Thursday
- C) Friday
- D) Saturday
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Correct Answer: B) Thursday
Explanation: Calculating odd days up to 26 January 1950 yields 4 odd days (where 0=Sunday, 1=Monday, 2=Tuesday, 3=Wednesday, 4=Thursday). India became a Republic on a Thursday.
32. Select the odd pair among the following:
- A) Volume : Liter
- B) Pressure : Pascal
- C) Resistance : Ampere
- D) Temperature : Kelvin
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Correct Answer: C) Resistance : Ampere
Explanation: The SI unit of electrical resistance is the Ohm (Ω). Ampere is the unit of electric current.
33. In a row of 35 girls facing North, Sneha is 12th from the right end and Pooja is 18th from the left end. How many girls sit between Sneha and Pooja?
- A) 4
- B) 5
- C) 6
- D) 7
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Correct Answer: B) 5
Explanation: Sum of positions = 18 + 12 = 30. Since 30 < 35, persons between them = Total - (Left + Right) = 35 - 30 = 5.
34. Complete the letter pattern: AZB, CYD, EXF, ?
- A) GWH
- B) GVH
- C) HWG
- D) GVI
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Correct Answer: A) GWH
Explanation: 1st letter: A(+2)→C(+2)→E(+2)→G. Middle letter: Z(-1)→Y(-1)→X(-1)→W. 3rd letter: B(+2)→D(+2)→F(+2)→H. Result: GWH.
35. Statements: Some fruits are sweet. All sweet things are healthy.
Conclusions: I. All fruits are healthy. II. Some fruits are healthy.
- A) Only conclusion I follows
- B) Only conclusion II follows
- C) Both follow
- D) Neither follows
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Correct Answer: B) Only conclusion II follows
Explanation: Those fruits which are sweet are guaranteed to be healthy. Hence, 'Some fruits are healthy' follows definitely, while asserting 'all fruits' is an overextension.
36. Which register in the central processing unit temporarily stores intermediate results of arithmetic and logic operations?
- A) Instruction Register (IR)
- B) Accumulator (AC)
- C) Program Counter (PC)
- D) Memory Address Register (MAR)
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Correct Answer: B) Accumulator (AC)
Explanation: The accumulator register directly holds the operational operand inputs and immediate computational outputs generated by the ALU.
37. What does the keyboard shortcut 'Shift + F3' perform when text is highlighted in Microsoft Word?
- A) Changes text casing (UPPERCASE, lowercase, Capitalize Each Word)
- B) Inserts a footnote
- C) Opens print preview
- D) Applies strikethrough formatting
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Correct Answer: A) Changes text casing (UPPERCASE, lowercase, Capitalize Each Word)
Explanation: Pressing Shift + F3 toggles the selected text between all uppercase, all lowercase, and title case.
38. What is the name of the high-speed volatile memory placed directly on the CPU chip to hold frequent instructions?
- A) Flash Memory
- B) Cache Memory (L1/L2)
- C) Virtual Memory
- D) CMOS RAM
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Correct Answer: B) Cache Memory (L1/L2)
Explanation: CPU cache memory provides ultra-low latency SRAM storage for instructions currently being processed by CPU pipelines.
39. Which network protocol operates on transport layer port 53 to map domain names into IP addresses?
- A) DHCP
- B) DNS
- C) SNMP
- D) Telnet
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Correct Answer: B) DNS
Explanation: Domain Name System (DNS) servers listen on UDP/TCP port 53 to resolve human-readable domain names into routable numerical IP addresses.
40. What is the functional output of pressing the shortcut key combination 'Windows Key + Shift + S'?
- A) Locks the screen
- B) Opens the Snipping Tool for screen capture
- C) Restarts the graphics card
- D) Opens the system settings
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Correct Answer: B) Opens the Snipping Tool for screen capture
Explanation: In modern Windows OS, Win + Shift + S triggers the Snipping Tool overlay to capture rectangular, freeform, or full-screen screenshots.
41. In relational database queries, which SQL clause is used to eliminate duplicate rows from the output result set?
- A) UNIQUE
- B) DISTINCT
- C) GROUP BY
- D) FILTER
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Correct Answer: B) DISTINCT
Explanation: In SQL, the 'SELECT DISTINCT' statement filters out duplicate tuple rows, returning only distinct values.
42. What type of physical network topology connects all client devices along a single central coaxial backbone cable with terminators at both ends?
- A) Star Topology
- B) Bus Topology
- C) Ring Topology
- D) Mesh Topology
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Correct Answer: B) Bus Topology
Explanation: In a Bus topology, all network nodes share a single transmission backbone cable, terminated at both ends to prevent signal bounce.
43. Which cybersecurity terminology refers to a network of private computers infected with malicious software and controlled remotely as a group without the owners' knowledge?
- A) Botnet
- B) Rootkit
- C) Spyware
- D) Logic Bomb
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Correct Answer: A) Botnet
Explanation: A botnet consists of compromised machines ('zombies') commanded centrally by a bot-herder to launch distributed denial-of-service (DDoS) attacks.
44. In Microsoft Excel, which logical function evaluates multiple conditions and returns TRUE only if all specified conditions are TRUE?
- A) =OR()
- B) =AND()
- C) =IF()
- D) =NOT()
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Correct Answer: B) =AND()
Explanation: The =AND() function returns TRUE only when every argument evaluates to true; if even one condition fails, it returns FALSE.
45. What is the hexadecimal equivalent of binary number 10101111₂?
- A) AF₁₆
- B) BF₁₆
- C) AE₁₆
- D) CF₁₆
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Correct Answer: A) AF₁₆
Explanation: Split into 4-bit nibbles: 1010₂ = 10 = A in hex; 1111₂ = 15 = F in hex. Combined: AF₁₆.
46. Which atmospheric layer contains almost all meteorological weather phenomena (clouds, rainfall, convective storms)?
- A) Stratosphere
- B) Troposphere
- C) Mesosphere
- D) Ionosphere
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Correct Answer: B) Troposphere
Explanation: The troposphere (extending from Earth's surface up to 8–18 km) holds 75% of atmospheric mass and virtually all water vapor, driving daily weather changes.
47. What is the chemical name and molecular formula of 'Heavy Water' used as a moderator in nuclear reactors?
- A) Hydrogen peroxide (H₂O₂)
- B) Deuterium oxide (D₂O)
- C) Tritium oxide (T₂O)
- D) Heavy oxygen water (H₂¹⁸O)
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Correct Answer: B) Deuterium oxide (D₂O)
Explanation: Heavy water consists of oxygen bonded to deuterium (an isotope of hydrogen containing one proton and one neutron, ²H), acting as a neutron moderator in PHWR reactors.
48. Which vitamin is chemically known as 'Cobalamin' and requires cobalt metal for its physiological synthesis?
- A) Vitamin B6
- B) Vitamin B9 (Folic acid)
- C) Vitamin B12
- D) Vitamin K
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Correct Answer: C) Vitamin B12
Explanation: Vitamin B12 (cyanocobalamin) contains a cobalt ion centered in a corrin ring; its deficiency leads to Pernicious Anemia.
49. What physical principle explains why an iron needle sinks in water while an enormous steel ship floats?
- A) Bernoulli's Principle
- B) Archimedes' Principle and buoyant displacement
- C) Pascal's Law
- D) Hooke's Law
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Correct Answer: B) Archimedes' Principle and buoyant displacement
Explanation: A ship's hollow hull displaces a weight of water equal to or greater than its total weight, generating buoyant upward thrust exceeding its average density.
50. Which green pigment organelle converts atmospheric carbon dioxide into 3-phosphoglycerate during the Calvin cycle of photosynthesis?
- A) Ribulose-1,5-bisphosphate carboxylase-oxygenase (RuBisCO)
- B) ATP synthase
- C) Cytochrome b6f
- D) Pyruvate kinase
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Correct Answer: A) Ribulose-1,5-bisphosphate carboxylase-oxygenase (RuBisCO)
Explanation: RuBisCO is the primary enzyme in the stroma of chloroplasts that catalyzes the primary carbon-fixing step of the dark reactions (Calvin cycle).