41. Biuret test consists in treating the alkaline solution of proteins with solution.
(A) CuSo4
(B) Sodium azide
(C) Pyridine
(D) Sodium nitrate
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42. If 
then matrix D such that CD – AB = 0 is
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43. The set of all integers under the operation * defined by a * b = a + b + 1 is a group, then 3-‘ is
(A) 4
(B) -5
(C) 5
(D) -3
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44. Western Yamuna Canal is derived from Yamuna River at which place ?
(A) Tajewala
(B) Karnal
(C) Bhakra-Nangal
(D) Salhawas
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45. The Haryana State Police Headquarters is located in
(A) Panchkula
(B) Karnal
(C) Ambala
(D) Rohtak
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46. In which of the following year, the Imperial Forest Research Institute was set up at Dehradun ?
(A) 1906
(B) 1895
(C) 1885
(D) 1926
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47. Which novel of Charles Dickens gives information on the impact of industrialisation on poor?
(A) Pickwic Papers
(B) Hard Times
(C) Oliver Twist
(D) Germinal
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48. A single floppy-disk controller board supports a _____ ribbon cable.
(A) 30-wire
(B) 21-wire
(C) 33-wire
(D) 13-wire
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49. VARCHAR2 can store up to _____ bytes of characters.
(A) 6000
(B) 4000
(C) 5000
(D) 8000
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50. How many members are sent to Rajya Sabha from Haryana ?
(A) 2
(B) 7
(C) 5
(D) 4
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51. The High Court at Lahore was established in the year
(A) 1919
(B) 1916
(C) 1915
(D) 1918
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52. State of democracy in the world in 2018 is released by
(A) Economist Intelligence Unit
(B) Amnesty International
(C) UNICEF
(D) None of the above
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53. Which Article of the Indian Constitution provides an independent Election Commission ?
(A) Article 324
(B) Article 370
(C) Article 356
(D) Article 320
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54. Find the missing number.
(A) 22
(B) 12
(C) 11
(D) 33
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55. How many such letters are there in the word BACKLASH each of which is as far away from the beginning of the word as it is from the beginning in the English Alphabet ?
(A) Two
(B) One
(C) None
(D) Three
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56. Bhindawas Wildlife Sanctuary is situated in which district ?
(A) Gurgaon
(B) Rewari
(C) Faridabad
(D) Jhajjar
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57. Choose the word which is least like other words in the group.
(A) Piglet
(B) Cub
(C) Calf
(D) Hireling
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58. If A is square matrix, then which of the following is not true ?
(A) AA’ is symmetric
(B) A- A’ is skew symmetric
(C) A+ A’ is symmetric
(D) A2 is symmetric
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59. Number of districts in Haryana State is
(A) 24
(B) 23
(C) 22
(D) 25
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60. A coil has an inductance of 53 mH and a resistance of 0.35S2. If a 12V emf is applied across the coil, how much energy is stored in the magnetic field after the current has built up to its equilibrium value ?
(A) 23 J
(B) 31 J
(C) 55 J
(D) 100 J
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