Answer with Solution/motherseducationhub.org/wp-content/uploads/2019/05/918_S.pdf · 4. (B) Nitrate levels at or above this level have been known to cause a potentially fatal blood

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Test Form No. : 019 9 18Answer with Solution/

Part : I | Gen. Knowledge & Awareness1. (C) The maxwell, abbreviated as Mx, is the compound

derived CGS unit of magnetic flux. The unit usedto be called a line. The unit name honours JamesClerk Maxwell, who presented the unified theoryof electromagnetism, and was established by theInternational Electrotechnical Commission in1930.

2. (D) Sea weeds are high in iodine and are the mainsource. This is the reason why most of the peopleconsume the soup made of sea weed on regularbasis.

3. (C)4. (B) Nitrate levels at or above this level have been

known to cause a potentially fatal blood disorderin infants under six months of age called meth-emoglobinemia or "blue-baby" syndrome; inwhich there is a reduction in the oxygen-carryingcapacity of blood.

5. (D) HF readily reacts with Silica to form Silicon tet-rafluoride or Silicon Pentafluoride. When HF isstored in a glass bottle, HF reacts with Glass anddissolves it to Silicon tetrafluoride. Hence HF isoften stored in Wax containers.

6. (A) Tobacco mosaic virus (TMV) is a positive-sensesingle stranded RNA virus that infects a widerange of plants, especially tobacco and other mem-bers of the family Solanaceae. The infection causescharacteristic patterns, such as "mosaic"-like mot-tling and discoloration on the leaves (hence thename).

7. (A) DPT refers to a class of combination vaccinesagainst three infectious diseases in humans: diph-theria, pertussis (whooping cough), and tetanus.The vaccine components include diphtheria andtetanus toxoids and killed whole cells of the or-ganism that causes pertussis.

8. (A) Article 14 of the constitution guarantee the rightto equality to every citizen of IndiaArticle 22: Protection against arrest and deten-tion in certain cases.Article 25: Freedom of conscience and free profes-sion, practice and propagation of religion.Article 32: Remedies for enforcement of rights.

9. (B)10. (B) From China to Vietnam, the Mekong River is the

lifeblood of Southeast Asia and offers a glimpseinto the long history and diverse cultures of theregion. The 12th longest river in the world and the

7th longest in Asia, it flows through six countries:China, Myanmar (Burma), Thailand, Laos, Cam-bodia, and Vietnam.

11. (C) The Tehri Dam is the tallest dam in India and oneof the tallest in the world. It is a multi-purposerock and earth-fill embankment dam on theBhagirathi River near Tehri in Uttarakhand, In-dia. It is the primary dam of the THDC India Ltd.and the Tehri hydroelectric complex.

12. (B) Mahapadma Nanda (c. 400-329 BC) was the firstking of the Nanda dynasty. He was the son ofMahanandin, a Kshatriya king of the Shishunagadynasty and a Shudra mother.

13. (B) The Third Buddhist Council was held with thesupport of King Ashoka at Pataliputra in Indiasome one hundred years after the second council.One thousand monks under Moggaliputta Tissaassembled to clear up confusion and correct mis-interpretations in the Buddha's teachings.

14. (A) The Mudrarakshasa is a Sanskrit-language playby Vishakhadatta that narrates the ascent of theking Chandragupta Maurya to power in India.

15. (D) Anushilan Samiti (Onushilon somiti, lit: body-building society) was a Bengali Indianorganisation that existed in the first quarter of thetwentieth century, and propounded revolution-ary violence as the means for ending British rulein India. The organisation arose from a conglom-eration of local youth groups and gyms (Akhara)in Bengal in 1902.

16. (A) The Quit India Movement or the India AugustMovement (August Kranti), was a civil disobedi-ence movement launched by MohandasKaramchand Gandhi on 9 August 1942, duringWorld War II, demanding an end to British Ruleof India.

17. (A) The term oekologie (ecology) was coined in

1866 by the German biologist, Ernst Haeckel

from the Greek oikos meaning "house" or

"dwelling", and logos meaning "science" or

"study". Thus, ecology is the "study of the

household of nature"

18. (C) FATHOMETER trademark a type of echo

sounder used for measuring the depth of

water.

19. (C) Metal atoms have outer electrons which are

not tied to any one atom. These electrons

can move freely within the structure of a

metal when an electric current is applied.

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There are no such free electrons in cova-

lent or ionic solids, so electrons can't flow

through them - they are non-conductors.

20. (B)

21. (C)

22. (D) Vice President of India Venkaiah Naidu embarkedon a four-day official visit to Vietnam to partici-pate in 16th United Nations Day of Vesak. Thevisit is scheduled to enhance India's comprehen-sive strategic partnership with the Southeast Asiannation.

23. (B) A 18-year-old Nepali girl, Bandana danced con-tinuously for 126 hours to set a Guinness WorldRecords on 'Longest Dancing Marathon by an In-dividual', a feat previously held by an Indian.

24. (A) 'Gujarat Shops and Establishments (Regulationof Employment and Conditions of Service) Act,2019' passed by Gujarat Assembly which cameinto force from May 1, 2019. The Act will allow theshops and other businesses in the state to operate24×7.

25. (B) GD 'Robert' Govender, an Indian-origin journal-ist in South Africa, has been honoured in the UKwith 2019 V K Krishna Menon award for his out-standing contribution as a pioneer of decolonisedjournalism.

Part : II | English Language26. (A) Replace 'broadcasted' with 'broadcast' as

'broadcast' in all three forms of verb remains

same.

27. (B) 'avail' is followed by 'of'. Hence 'avail myself

of' is the right usage.

28. (C) Remove 'the' before Science as 'The' is not

used with the name of any subject.

29. (C) A drop in the ocean (idiom): a very small

amount compared with what is needed or

expected.

30. (A) An action that began before a certain point

of time in the past and was continuing at

the given point of time in the sentence. Time

expressions like since last year, for last

year/few days are generally put after per-

fect continuous tense.

31. (C) wretched means extremely distressed, mis-

erable, dejected, forlorn.

Twisted: forced out of its natural or proper

shape, crumpled.

32. (B) propinquity means nearness in place or

time, proximity.

Tendency: an inclination towards a particu-

lar characteristic or type of behaviour.

Capacity: the ability or power to do or under-

stand something.

33. (A) Adroit: skilful, clever, adept, dexterous, ag-

ile, nimble, skilled.

Clumsy: awkward in movement or in han-

dling things, ungraceful.

Persuasive: good at persuading someone to

do or believe something through reasoning

or the use of temptation.

Diplomatic: having or showing an ability to

deal with people in a sensitive and tactful

way.

34. (A) Welter: a state in which everything is out of

order, mishmash, jumble, hotchpotch.

Orderliness: the quality or state of being or-

derly.

Tumble: fall suddenly, clumsily, or headlong.

Empathy: the ability to understand and share

the feelings of another.

35. (B) To doctor the accounts means to manipu-

late the accounts.

36. (D) For good means permanently , forever, end-

lessly.

37. (A) An about turn means complete change of

opinion or situation.

38. (D) Take up (phrasal verb): to begin to do some-

thing. So no improvement required here.

39. (A) "Delay" itself is a noun, thus no need of writ-

ing in gerund from.

40. (C) Belligerent: engaged in a war or conflict, as

recognized by international law.

Gobble: eat (something) hurriedly and nois-

ily.

Coquette: a woman who likes to attract at-

tention by behaving as if she is sexually

interested in people, in a pleasant but not

serious way.

Impresario: a person who arranges differ-

ent types of public entertainment, such as

theatre, musical, and dance events.

41. (B) Matins: the morning ceremony in some

Christian Churches.

Epilogue: a speech or piece of text that is

added to the end of a play or book, often giv-

ing a short statement about what happens

to the characters after the play or book fin-

ishes.

Vespers: the evening ceremony in some

Churches.

Elegy: a sad poem or song, especially remem-



TFN : 019 9 18

bering someone who has died or something

in the past.

42. (C) Ubiquitous: present, appearing, or found ev-

erywhere.

43. (C)

44. (B) Changes:

Simple past (V2/did)- Past perfect (had+ v3)

, Here -There

45. (A) Changes:

Active-- Subject + V1 + object

Passive-- Object + is/am/are + V3 +by +

Subject

46. (B) Option (b) is the correct alternative as it is

the most appropriate alternative.

47. (A) a sudden rise in the percentage of Inflation

is always a matter of concern (worry).

48. (C) inflation-targeting is an approach and not

an effect/affect.

49. (C) Official makes no sense and Industrious

means hard - working.

50. (B) it can be estimated from the word 'deflator'

used in the previous sentence.

Part : III | Quantitative Aptitude

51. (B)

A B

D

C

In ACD and ABC,CDA = CAB = 90°C is commonACD ABC

2

2

ACD AC

ABC BC

2

2

10 9

40 BC BC2 = 4 × 92

BC = 2 × 9 = 18 cm

52. (B) x 5 21

10 2 21x

2

= 7 3 2 7 3

2

= 7 3

2

= 1

7 32

53. (B) LCM of = [15, 18, 21, 24] = 2520Largest 4 digit no. = 9999

9999

2520 = 2439 Remainder

9999 – 2439 = 756054. (C) A – 6

B – 12

20

12010

8C – 15A, B, C completes 1/8 of total work so remaining

= 120 × 7

8 = 105

Remaining work 1-5 units completed by A & B

So, Time taken by A & B = 105

30 = 3

1

2 days

55. (C) Boy : Girls5x : 3x

ATQ,

5x 50

3x 50

=9

7 35x – 350 = 27x + 450 8x = 800 x = 100So, number of boys = 5 × 100 = 500

56. (B) SI =P 10

100

=

P

10

CI =

25

P 1 P100

=

221

P20

– P

=441

400P – P =

41

400P

ATQ,

41 PP

400 10 = 180

1

P 180400

P = 72000

57. (A)

M

B

AL

C

BL2 + CM2 =5

4BC2

9 5

4

+ CM2 =

125

4 4 CM2 = 125 – 45 CM2 = 20

CM = 2 5 cm


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58. (B)

B C

N

A

BC = 2 210 6 100 36

= 64 = 8 cmArea of ABC,

= 1

2× BC × AB

= 1

2× 8 × 6 = 24 sq. cm.

Again, 1

2× AC × BN = 24

BN = 24

5 cm

NC = 2 2BC BN

= 576 32

6425 5

cm

AN = 10 – 32

5=

50 32

5=

18

5

AN : NC = 18 32

:5 5

= 9 : 16

59. (C) Average age of 2 new person = AAverage age of 8 persons = xATQ,

8x 30 34 2A

8

= x + 3

8x – 64 + 2A = 8A + 24 2A = 88 A = 44 years

60. (A) tan2 = 1 + 2 tan2 1 + tan2 = 2 + 2 tan2 sec2 = 2(sec2) 2cos2 = cos2taking root both sides

2 cos = cos

2 cos – cos = 061. (A) (1 – sin2) (1 – cos2) (1 + cot2) (1 + tan2)

= cos2. sin2. cosec2 sec2= (cos2. cosec2) (sin2sec2)= (cos2. sec2) (sin2cosec2) = 1

(= 90° = 90° – 62. (C) Total S.P. = ` 2 lakhs

C.P. of house = `100

180

lakh

= ` 5

4 lakhs

C.P. of shop =100

1120

lakh

= ` 5

6 lakh

Total C.P. = ` 5 5

4 6 lakhs

= ` 25

12 lakhs

Loss = ` 25

212

lakh

= `1

12lakh

63. (D) Time = 30 hrLet, Speed = xATQ,

14

15x × 30 = 30x – 10

28x = 30x – 10 x = 5 km/hr

64. (B) 2cosec2 23° cot267° – sin2 23° – sin2 67° – cot2 67°

= 2

2

sin 23×

2

2

sin 23

cos 23

– [sin2 23° + cos2 23°] –

cot2 67°= 2 sec2 23° – 1 – cot2 67°= sec2 23° – 1 – tan2 23° + sec2 23°= sec2 23° – 1 + 1 = sec2 23°

65. (C) Volume of cone

= 1

3r2h

= 3

× 1.6 × 1.6 × 3.6

= × 1.6 × 1.6 × 1.2 cu. cm.

1

3× × 1.2 × 1.2 × H = × 1.6 × 1.6 × 1.2

(H is height of new cone)

H = 1.6 1.6 3

1.2= 6.4 cm

66. (B) x2 – 4x + 1 = 0

x – 4 + 1

x = 0

x + 1

x= 4

and 6

3

x 1

x

= x3 + 3

1

x= 64 – 12

= 52

67. (A) (a –2 ) + 1

(a 2) = –1

Adding '4' on both sides,



TFN : 019 9 18

(a + 2) + 1

(a 2) = 3

Squaring both sides,

(a + 2)2 + 2

1

(a 2) = 9 – 2 = 7

68. (C) 31 1 1

a 1 b 1 c 1

3 2 2 2

a b c

b b c ca a

3 a b c

a b c

= 3

69. (C) Let original = 10030% increase = 130and after decrease = 9191 : 100

70. (D) × 12 × 12 × 6.75 = 34r

3

r = 9

71. (C) Volume of Melted balls = 4

3 (13 + 23 + 33)

= 4

3 (36) 48

Loss of Metal = 48

4 = 12

Left Material = 36Let r be the new radius

4

3r3 = 36

r= 3 cm

72. (D) ATQ,46x + 30 + 41x + 30 + 34x + 25 = 2505121x + 85 = 2505

x = 2420

121 20

Manoj's coins 41 × 20 + 30= 820 + 30 = 850

73. (B) Required percentage = 72

360× 10 = 20%

74. (A) ATQ, 45° = 15 million quintalsSo, D & E = 18° + 18° = 36°

36° =1.5

45× 36 = 1.2 million quintals

75. (D) A : CPrice 3 : 1Amount 2 : 1Total revenue 6 : 1

Part : IV | Gen. Intelligence & Reasoning76. (D)

77. (B)

B RT KI AI

C

–1 –6 –5 –4–1 –1 –1

SU LO EN

Similarly

F ZH BO JY

G

–1 –6 –5 –4–1 –1 –1

AI CU ND

B

–3

E

78. (D) 52 = 255 + 1 = 62 + 1 = 3772 = 497 + 1 = 82 + 1 = 65

79. (D) Except (D) all other are related to water.80. (A) Except option (A) all other have three vowel81. (A) 3 + 7 + 2 + 1 + 6 + 4 = 23

3 + 7 + 6 + 8 + 2 + 1 = 273 + 1 + 8 + 9 + 5 + 1 = 273 + 1 + 9 + 4 + 4 + 6 = 27

82. (A)

1, 1, 3, 9, 6, 36, 10, 100, 15, 225

21 23 26 210 215

+2 +3 +4 +5

83. (A)

+2 +2 +2 +2

AB, DEF, HIJK, MNOPQ, STUVWX

84. (D)6 5 4 3

3 4 5 6

37 31 26 22 19

19 16 12 7 1

85. (B) 4 – 3 = 13 –1 = 09 – 6 = 33 –1 = 2612 – 10 = 23 –1 = 712 – 8 = 43 –1= 63

86. (A)87. (D) (18 ÷ 6 ) × 12 = 36

3 × 12 = 3636 = 36

88. (A) E

D

A

C

+

+

+B

–


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89. (D)

2 km

4 km

4 km

4 km

N

S

W E

90. (C) G A M B L E

7+1

= 8

13+2

=15

12+5

=17

H O Q

F R I E N D

6+18= 24

9+5=14

14+4=18

X N R

91. (A) A P P L E P L A P E

1 2 3 4 5 2 4 1 3 5

Similarly

G I R L I S H I L S G R I H

1 2 3 4 5 6 7 2 4 6 1 3 5 7

92. (D)

LawyerMale

Doctor

93. (C)94. (D)95. (D) Both follows.

96. (C)Warlike War Witty Worcester Wrong

5 1 3 4 2

97. (D)98. (A)99. (A)100. (A)

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Answer with Solution/motherseducationhub.org/wp-content/uploads/2019/05/918_S.pdf · 4. (B) Nitrate levels at or above this level have been known to cause a potentially fatal blood