RRB NTPC Exam

RRB NTPC E xam

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1.Compute : 66447 ÷ 321 ÷ 23 Sangeeta’s husband is the grandson of (A) 90 (B) 4761 the man who is in the photograph. (C) 9 (D) 4716 Hence, option B is correct. A. (A) B. (C) 4.In December 2015, who won the Hero C. (B) Hockey World League? D. (D) (A) India (B) Belgium Ans. B (C) Netherlands (D) Australia Sol. A. (C) B. (A) C. (B) D. (D) Ans. D 2.Four words are given below out of Sol. which three are alike in some manner ● The 2014–15 Men's FIH Hockey World and one is different. Which is different League Final took place from 27 from the rest? November to 6 December 2015 in (A) Fox (B) Wolf Raipur, Chhattisgarh. (C) Jackal (D) Deer ● A total of 8 teams competed for the A. (A) title. B. (B) ● Australia won the tournament for the C. (C) first time after defeating Belgium 2–1 D. (D) in the final match. Ans. D ● Host nation India won the third place Sol. by defeating the Netherlands. Except deer, all other animal eats meat, while deer eat grass. 5.The variance of a set of data is 49. Hence, option D is different from the Then the standard deviation of the data rest. is : (A) ± (B) 7 3.Pointing to a photograph, Sangeeta (C) 9 (D) 49 says, “This man’s son’s sister is my A. (B) mother-in-law.” How is the Sangeeta’s B. (C) husband related to the man in the C. (D) photograph? D. (A) (A) Grandson (B) Son Ans. A (C) Son-in-law (D) Nephew Sol. A. (D) Variance=49 B. (A) C. (C) D. (B) Ans. B 6.Which among the following statements Sol. is true? (A) Jharkhand is the largest mica producing state in India (B) Copper is found in Orissa (C) Limestone is found in Maharashtra (D) India is largest producer of Iron ore A. (D) B. (A) C. (B) D. (C) Ans. B Sol. ● Andhra Pradesh is the largest Sol. producer of Mica. ● Constitution (100th Amendment) Act ● On the other hand, mica (waste and 2015 ratified the land boundary scrap) is largely produced by the states agreement between India and of Andhra Pradesh, Rajasthan, Bihar Bangladesh. and Jharkhand. ● The act amended the 1st schedule of ● Mines of mica are found in Giridih the constitution to exchange the and Kodarma districts of Jharkhand. disputed territories occupied by both the nations in accordance with the 1974 7.The mode of the data 7, 21, 2, 17, 3, bilateral LBA (Land Boundary 13, 7, 4, 9, 7, 9 is Agreement). (A) 9 (B) 7 (C) 21 (D) 4 10.Consider the following information : A. (A) $ means + , # means - , @ means × B. (C) and . means ÷ then find the value of C. (D) 16 $ 4 @ 5 # 72 . 8 : D. (B) (A) 26 (B) 27 Ans. D (C) 29 (D) 36 Sol. A. (A) Mode is the highest occurring number in B. (D) the given data C. (C) So, here Mode=7 D. (B) Ans. D 8. Compute : 2912 ÷ 364 – 2 Sol. (A) -6 (B) 6

(C) (D) A. (B) B. (D) C. (C) After putting the correct symbols, D. (A) 16 + 4 x 5 – 72 ÷ 8 (applying BODMAS) Ans. A ⇒ 16 + 4 x 5 – 9 Sol. ⇒ 16 + 20 - 9 ⇒ 36 – 9 ⇒ 27 Hence, option D is correct response.

9.The 100th amendment in our 11.Read the statements and select a Constitution is related to which of the Conclusion from the given alternatives : following? Statements : (A) Protection of livelihood and Some bottles are boxes. regulation of street vending Some boxes are crows. (B) Acquiring of territories by India and Some crows are red. transfer of certain territories to Conclusions : Bangladesh 1) Some bottles are red (C) Emoluments, Allowances and 2) No box is red Privileges to the Governors 3) No bottle is red (D) The reorganisation of the state of 4) Some boxes are red Andhra Pradesh (A) Either 2 or 4 follows A. (A) (B) Only 1 and 2 follow B. (B) (C) Either 1 or 3 and either 2 or 4 follow C. (C) (D) Either 1 or 3 follows D. (D) A. (A) Ans. B B. (D) ● He was the President of the COP 21 C. (B) UN Climate Change Conference held D. (C) in 2015. Ans. D ● The 2015 United Nations Climate Sol. Change Conference or COP 21 was held in Paris, France, from 30th November to 12th December 2015.

13.If two plane mirrors are kept at an Conclusions: angle of 120o to each other, then how 1) Some bottles are red – (false) many images will be formed? 2) No box is red – (false) (A) 3 (B) 4 3) No bottle is red – (false) (C) 2 (D) 6 4) Some boxes are red – (false) A. (C) All the above conclusions are false B. (B) because there is no direct relation C. (D) between the two given objects. D. (A) Hence, option D is correct. Ans. A Sol. 12.Which of the following statements No. of images = 360/x-1 is/are true? Hence, I. Laurent Fabius was the President of = 360/120-1 the COP 21 UN Climate Change = 3-1 Conference held recently = 2 images. II. Mr. Fabius is the Foreign Minister of France 14.Given k = -3, m = 1 and n = -4. Find III. Mr. Fabius is the Environment Minister of France the value of . (A) Only 1 (B) Only 2 (A) ±1 (B) 1 (C) 1 and 2 (D) 1 and 3 (C) -1 (D) 0 A. (D) A. (D) B. (B) B. (B) C. (C) C. (C) D. (A) D. (A) Ans. B Sol. Ans. C Given k=-3, m=1, n=-4 Sol.

● Laurent Fabius is a French politician. 15. Direction: Study the following ● He is serving as President of the th figure and answer the questions given Constitutional Council since 8 March below : 2016.

● He previously served as Prime Minister of France from 17th July 1984 to 20th March 1986.

● He also served in the government as Minister of Finance from 2000 to 2002 and Minister of Foreign Affairs from 2012 to 2016.

By which letter, the Unmarried Professors who live in nuclear family are A. (C) represented? B. (D) (A) R (B) Q C. (B) (C) S (D) P D. (A) A. (B) Ans. A B. (C) Sol. C. (A) ● State-run energy major GAIL D. (D) (India) Limited has launched geo-portal Ans. A called 'Bhuvan-GAIL Portal' system for Sol. utilizing space technology for its pipeline The required portion should be common monitoring to address pipeline safety in all the three. concerns. The respective letter is Q. ● Gail (India) Limited (GAIL) is formerly Hence, option A is correct. known as Gas Authority of India Limited. 16.By which letter, the people who live ● It is the largest state-owned natural in nuclear family but are neither gas processing and distribution company Unmarried nor Professors are in India. represented? ● It is headquartered in New Delhi. (A) T (B) R ● It was formed in 1984. (C) Q (D) S A. (C) B. (B) 19.If , then sin2x + 1 = ? C. (A) D. (D) (A) (B) Ans. C Sol. The required letter is T. Hence, option C is correct. (C) (D)

17. By which letter, the Unmarried A. (A) people who live in nuclear family but not B. (D) are College Professors are represented? C. (B) (A) R (B) U D. (C) (C) S (D) P Ans. B A. (C) Sol. B. (A) C. (B) D. (D) Ans. A Sol. The letter must be common in both circle as well as square. Therefore the required letter is – ‘S’ Hence, option A is the correct response.

18.Which of the following companies 20.Simplify : y(3y -1) – (3y – 1) recently introduced portal for satellite (A) 3y2 + 4y -1 (B) 3y2 - 4y – 1 monitoring of pipelines? (C) 3y2 + 4y + 1 (D) 3y2 – 4y + 1 (A) IOCL (B) ONGC A. (B) B. (A) (C) GAIL (D) Reliance C. (C) D. (D) C. (C) D. (A) Ans. D Sol. Ans. A

Sol. The Forex reserves in 1997-1998 = 5040 The Forex reserves in 1994-1995 = 21.The value of (0.1)4 ÷ 0.1 is 3360 (A) 0.1 (B) 0.01 Ratio = 5040/ 3360 = 1.5

(C) 0.001 (D) 1 23.The Forex reserves in 1996-1997 were approximately what per cent of the A. (B) average Forex reserves over the period B. (A) under review? (A) 95% (B) 110% C. (C) D. (D) (C) 115% (D) 125%

A. (A) Ans. C B. (B) Sol. C. (D) D. (C)

22. Direction: Study the following graph Ans. C and answer the questions given below : Sol. The bar graph given below shows the the average Forex reserves over the Forex reserves of a country (in million period under review = Japanese Y) from 1991-1992 to 1998- (2640+3720+2520+3360+3120+4320+ 1999. 5040+3120)/ 8 = 3480 Percent of the Forex reserves in 1996- 1997 over the average Forex reserves = 4320/3480 x100 = 124.13% = approximate 125%

24. For which year, the per cent increase of Forex reserves over the previous year, is the highest?

(A) 1992-1993 (B) 1993-1994

Ans. A (C) 19 (D) 20 Sol. The percent increase of Forex reserves A. (A) in 1992-93 over 1991-92 = (3720- 2640 B. (D) )/2640 x100 = 1080/2640 x 100 C. (B) = 40.90% D. (C) There is decrease in year 1993-94 over 1992-93. The percent increase of Forex reserves Ans. A in 1994-95 over 1993-94 = (3360- Sol. 2520)/2520 x 100 = 840/2520 x100 = 33.33% The percent increase of Forex reserves in 1996-97 over 1995-96 = (4320- 3120)/3120 x 100 = 1200/3120 x 100 = 38.46%

So, the percent increase of Forex 16 + 3 – 5 ÷ 2 × 4 (applying BODMAS) reserves in 1992-93 over 1991-92 is ⇒ 16 + 3 – 2.5 × 4 highest. ⇒ 16 + 3 – 10

⇒ 19 – 10 25.Which is the world’s first ever Dengue 9 fever vaccine approved by Mexican ⇒ Government? Hence, option A is correct. (A) Dengue vaccine (B) Dengvaxia 27.Two numbers are in the ratio 7 : 9 (C) Dengfev and their HCF is 12. Their LCM is : (D) Dengucure (A) 756 (B) 84 A. (D) (C) 108 (D) 765 B. (B) A. (C) C. (C) B. (D) D. (A) C. (A) Ans. B D. (B) Sol. Ans. C ● The Government of Mexico has Sol. approved the use of the first-ever let the numbers are 7x and 9x vaccine (Dengvaxia) for dengue fever. respectively Given is , HCF =12 Now, HCF of the numbers will be =x ● The Dengvaxia vaccine is manufactured by the French drug maker Then, x=12 Sanofi. LCM of numbers=63x LCM =63 * 12=756 ● Dengue is a viral disease that is transmitted by mosquitoes. 28.The cash difference between the selling price of an article at a profit of 26.Consider the following information : 8% and 14% is Rs. 3. The ratio of two ‘÷’ means ‘×’, ‘×’ means ‘+’, ‘+’ means selling prices is : ‘-‘ and ‘-‘ means ‘÷’ then find the value (A) 18 : 19 (B) 17 : 19 of (C) 19 : 21 (D) 18 : 21 16 × 3 + 5 – 2 ÷ 4 = ? A. (C) (A) 9 (B) 10 B. (A)

C. (D) (A) Only Conclusion I follows D. (B) (B) Only Conclusion II follows (C) Either I or II follows (D) Neither I nor II follows Ans. B A. (A) Sol. B. (B) Let the cost price = 100 units C. (D) At 8% profit, selling price (SP1)= 108 D. (C) units Ans. A At 14% profit selling price(SP2) =114 Sol. Steel Authority of India Limited units Company has moved India from a Ratio of SP1 and SP2 = 108 : 114 position of shortage to self-sufficiency in = 18 : 19 the steel which implies previously India had to import Steel. 29.Protein synthesis occurs in which of Hence, option A is correct. the following? (A) Endoplasmic reticulum 31.Which of the following is a part of (B) Nucleolus study of human sciences? (C) Ribosome (A) Ornithology (B) Anthropology (D) Lysosomes (C) Ichthyology (D) Cosmetology A. (D) A. (C) B. (B) B. (D) C. (C) C. (B) D. (A) D. (A) Ans. C Ans. C Sol. Sol. ● Protein synthesis occurs in cellular ● Ornithology is a branch of zoology structures called ribosomes, found out- that concerns the study of birds. side the nucleus. ● Anthropology is the scientific study of humans, human behavior and ● The process by which genetic societies in the past and present. information is transferred from the ● Ichthyology is known as fish science. nucleus to the ribosomes is called ● Cosmetology is the study and transcription. application of beauty treatment.

● During transcription, a strand of 32.A shopkeeper cheats to the extent of ribonucleic acid (RNA) is synthesized. 23% while buying and selling fruits, by using tampered weights. His total gain in 30.Read the statements and select a percentage is ______. Conclusion from the given alternatives : (A) 51.25 (B) 51.29 Statements : (C) 51.75 (D) 51.5 A. (D) Steel Authority of India Limited B. (C) Company has moved India from a C. (B) position of shortage to self-sufficiency in D. (A) the steel. Ans. C Sol. Conclusions : A shopkeeper cheats to the extent of 23% while buying and selling fruits I. Previously India had to import Steel So, net gain % = 23 + 23 + 23x23/100 = 51.29 % II. In this regard, it can soon become a foreign exchange earner. 33.Mr. Sinha invested money in FD. How much will he get on maturity. If Rs. 15500 is invested at 20% per annum (A) 5 (B) 3 compound interest for 6 months, compounded quarterly? (C) 2 (D) 4 (A) Rs. 17088.5 (B) Rs. 17088.75 A. (A) (C) Rs. 17088.35 (D) Rs. 17088 B. (D)

A. (B) C. (C) B. (C) D. (B)

C. (D) D. (A) Ans. C Sol. Distance travelled by one bus in 6 Ans. A min.=4x(6/60)=0.4 km Sol. Let speed of woman =S km/hr Interest is compounded quarterly. Relative speed of woman=(4+S)km/hr So, rate = 20/4 = 5% 0.4km distance is travelled by woman in Time period = 6 month = 2 quarter 4min. Principal (P) = 15500 Rs. 0.4=(4+S)(4/60) A = P(1+r/100)n = 15500( 1+5/100)2 = S=2 km/hr 15500 x( 21/20)2 = 17088.75 Rs. 36.Consider the following information : A 34.Which of the following states has a stands for +, B stands for -, C stands for bicameral legislature? × then find the value of (10 C 4) A (4 C (A) Chhattisgarh (B) Goa 4) B 6? (A) 60 (B) 56 (C) Jharkhand (D) Maharashtra (C) 50 (D) 46 A. (C) B. (B) A. (A) B. (D) C. (D) D. (A) C. (B) D. (C)

Ans. C Sol. Ans. D ● Seven Indian states, Andhra Pradesh, Sol. Bihar, Karnataka, Maharashtra, Telangana, Uttar Pradesh and Jammu & Kashmir, have bicameral Legislatures.

● In these states the upper house is called State Legislative Council

(Vidhan Parishad). (10 × 4) + (4 × 4) – 6 [applying

BODMAS] 35.Two buses start from a house with a speed of 4km/hr at interval of 6 ⇒ 40 + 16 – 6 minutes. With how much more speed

(km/hr.) the woman coming from the ⇒ 56 – 6 opposite direction towards the house has to travel to meet the buses at an ⇒ 50 interval of 4 minutes? ● It is situated in Koodankulam in the Hence, option D is correct. Tirunelveli, Tamil Nadu.

● Construction on the plant began on 31st March 2002. 37.According to the recent survey on ‘Index of Ignorance’ conducted by 39.Read the statements and select a IPSoS, India is placed at which position Conclusion from the given alternatives : among the most ignorant nations in the Statements : world? (A) 3rd (B) 4th Today in the world population of several thousand billion, the majority of women (C) 5th (D) 2nd have to live under men who refuse them personal liberty and the right to dissent. A. (A) B. (D) Conclusions :

C. (B) I. Women are indifferent to personal D. (C) liberty and right to dissent

II. Women desire personal liberty and Ans. B right to dissent. Sol. ● According to the survey on ‘Index of (A) Only Conclusion I follows Ignorance’ conducted by IPSoS, India is placed at second position among the (B) Only Conclusion II follows most ignorant nations in the world. (C) Either I or II follows ● This report was released in 2015. (D) Neither I nor II follows ● The rankings of the nations were based on the "Index of Ignorance". A. (D) B. (B) 38.The Kudankulam nuclear plant has 2 reactors to generate ___ of power. C. (A) (A) 500 MW (B) 1000 MW D. (C)

(C) 2000 MW (D) 1500 MW A. (C) Ans. B B. (B) Sol. C. (A) Majority of women have to live under D. (D) men who refuse to give them personal liberty and the right to dissent which Ans. A implies that women desires personal Sol. liberty and right to dissent. ● The Kudankulam nuclear plant has 2 reactors to generate 2000 MW of Option B is correct response. power. 40.Choose the figure which is different ● Kudankulam Nuclear Power Plant is the from the rest three : single largest nuclear power station in India.

(A) 1 (B) 2 ● A CAN is smaller than a wide area (C) 3 (D) 4 network (WAN) or metropolitan area A. (B) network (MAN). B. (A) C. (C) ● A CAN is also known as a corporate D. (D) area network (CAN). Ans. D Sol. 43.Which of the given four numbers is a Except figure 4, in all the three figures prime? there is equal division of parts. (A) 77 (B) 87 Hence, option D is odd one out. (C) 83 (D) 81 41.Choose the figure which is different from the rest three : A. (B) B. (D)

C. (C) D. (A)

(A) 1 (B) 2 (C) 3 (D) 4 Ans. C A. (C) Sol. B. (A) Prime numbers are the number which is C. (B) divisible by only 1 and itself. D. (D) So, here 83 is prime number. Ans. C Sol. Only option 4 the lines are in 44.The mean of first 49 natural numbers clockwise direction. is : (A) 25.5 (B) 25 42.A small city with limited geographical (C) 26 (D) 26.5 area generally uses ___ for computer A. (B) networking. B. (A) (A) CAN (B) MAN C. (C) D. (D) (C) LAN (D) WAN Ans. A Sol. A. (C) First 49 natural numbers are B. (A) 1,2,3...... 48,49 Mean of first n natural numbers=(First C. (B) term + last numbers)/2 D. (D) (1+49)/2=25

Ans. B 45.If and , then cos (A Sol. + B) = ? ● A small city with limited geographical area generally uses CAN for computer (A) (B) networking.

● A campus area network (CAN) is a network of multiple interconnected local (C) (D) area networks (LAN) in a limited geographical area. A. (B) B. (A) C. (D) D. (C) Ans. B Sol. Option C is correct. Given sinA = 4/5 than cosA = 3/5

And sinB = 5/13 than cosB = 12/13 48.Solve : x – 16 = 16 – 2x Cos(A+B) = cosAcosB –sinA sinB = 3/5 x 12/13 – 4/5 x 5/13 = (36- 20)/65 = 16/65 (A) (B)

46.In a certain language, SEVEN is (C) 0 (D) 32 coded as TFWFO, how is EIGHT coded in that code? A. (A) (A) HUIFJ (B) FJHIU B. (D) (C) IUFJH (D) UIFJH A. (A) C. (C) B. (C) D. (B) C. (D) D. (B) Ans. D Ans. D Sol. Sol. x-16=16-2x 3x=32

x=32/3=

Similarly, 49.Four words are given below out of which three are alike in some manner and one is different. Which is different from the rest ? (A) Cap (B) Turban Hence, option D is correct. (C) Helmet (D) Veil A. (D) 47.In a certain code language, if B. (C) GREECE is coded as 634454 and PART is C. (B) coded as 7231, then TERRACE will be D. (A) coded as? Ans. A (A) 1433524 (B) 1433254 Sol. (C) 4133254 (D) 4133425 Option A is odd one out. A. (D) B. (C) 50.Which of the following statements is C. (B) true? D. (A) (A) Manures are generally added before Ans. C the seeds are sown Sol. (B) Manures can cause harmful effects to the soil (C) Fertilizers can be used for any crop (D) Manures are non-voluminous A. (C) Similarly, B. (D)

C. (A) D. (B) in global average temperature to well below 2 °C above pre-industrial levels and to pursue efforts to limit the Ans. C temperature increase to 1.5 °C above Sol. pre-industrial levels. ● The soil is prepared before sowing the seeds. ● It was the first international treaty to ● The soil is loosened to increase the endow the 2 °C global temperature absorption of water and manures. target with legal effect. ● Loosening of soil particles adds humus and nutrients to the soil that increases 53.Which is the correct ascending order crop yields. of the given fractions? Hence, the option A is correct. (A) (B) 51.In a certain code language, if BOARD is coded as 45136 and CHALK is coded as 78129, then BLOCK will be coded as (C) (D) (A) 42579 (B) 42597 (C) 47925 (D) 47952 A. (C) A. (A) B. (C) B. (A)

C. (D) D. (B) C. (B) Ans. B D. (D) Ans. B Sol. Sol. Given fractions 3/8, 5/12, 11/24 3/8=0.375 5/12=0.416 11/24=0.458 Similarly, Ascending order is 3/8<5/12 <11/24

54.Compute : 77777 × 9999 = / (A) 776792223 (B) 777693223

Hence, option B is correct response. A. (B) 52.The key results of the UNFCCC B. (C) meeting held recently are to restrict global warming by keeping temperature C. (A) rise ______. D. (D) (A) Below 4oC by 2100 (B) Below 2oC by 2100 (C) Below 3oC by 2100 Ans. D (D) Below 1oC by 2100 Sol. A. (B) 77777x9999=77777(10000-1) B. (A) =777770000-77777 C. (D) =777692223 D. (C) Ans. A 55.Pointing to an old man, Surdas said, Sol. “His son is my son’s uncle”. How is the ● The Paris Agreement (UNFCCC old man related to Surdas? meeting) proposed to keep the increase (A) Brother (B) Uncle (C) Father (D) Grandfather C. (A) A. (D) D. (D) B. (C) C. (B) D. (A) Ans. D Ans. B Sol. Sol. Selling price of bus =Rs.2380 At 15% loss, cost price=2300x100/85=Rs.2800 At 15% profit, selling price of bus =2800x115/100=Rs.3220

58.What is the dimension of a lawn- tennis court for doubles matches?

(A) (B) Old man is the father of surdas.

Option B is correct. (C) (D) A. (D) 56.The Wellington trophy is associated B. (C) with which of the following sport? C. (A) (A) Polo (B) Yachting D. (B)

(C) Rowing (D) Shooting Ans. A Sol. A. (D) ● The basic dimensions of a tennis court B. (C) are 78 feet in length and 27 feet in width. C. (A) ● Its width is 27 feet (8.23 metres) for D. (B) singles matches and 36 feet (10.97 metres) for doubles matches.

Ans. B 59.Which of the following activities took Sol. place during 1025 AD? ● Wellington Trophy is associated with (A) Construction of temple of Rowing. Mahabalipuram (B) Destruction of temple of Somnath ● Rowing is a sport that involves using a (C) Invasion of India by Timur Lang wooden paddle, known as an oar, to (D) Accession of Chandragupta Maurya propel a long boat through water at high A. (D) speeds in order to win a race. B. (B) C. (A) 57.Mr. Ravi sold a bus for Rs. 2380 with D. (C) a loss of 15%. At what price should the Ans. B bus be sold to get a profit of 15%? Sol. (A) Rs. 3210 (B) Rs. 3230 ● In 1025, during the reign of Bhima I, the prominent Turkic ruler Mahmud of (C) Rs. 3260 (D) Rs. 3220 Ghazni raided Gujarat.

A. (C) ● Mahmud of Ghazni raided the B. (B) Somnath temple located in Prabhas Patan on the western coast of Gujarat. ● Agricultural land in India was reported ● He was the first independent ruler of at 60.45 % in 2015, according to the the Ghaznavid dynasty from 998 to World Bank collection of development 1030. indicators, compiled from officially ● It is believed to be the first among the recognized sources. twelve jyotirlinga shrines of Shiva. ● World Development Indicators (WDI) is the World Bank's premier compilation 60.Statue of Lord Bahubali (religious of cross-country comparable data on guru of Jains) is also known by the name development. of ______. (A) Statue of Gomateshwara 62.The principle of changing magnetic (B) Statue of Udayagiri field which produces an electric current (C) Statue of Borobudur in a wire is used in ______. (D) Statue of Pavapuri (A) Electric bell A. (B) (B) Electric generator B. (C) (C) Electromagnets C. (A) (D) Magnetic compass D. (D) A. (A) Ans. C B. (B) Sol. C. (C) ● Statue of Lord Bahubali (religious guru D. (D) of Jains) is also known by the name of Ans. B Statue of Gomateshwara. Sol. ● The principle of changing magnetic ● Gommatagiri is an acclaimed Jain field which produces electric current in a centre. wire is used in Electric Generator.

● It is erected atop a 50-metre (160 ft) ● When electricity passes through the tall hillock called 'Shravana Gudda'. wire, the metal becomes magnetic and creates a magnetic field. ● It was constructed in the 10th century AD. ● The coils of wire of the generators are conductors, and when the electrons in ● Chamundaraya, the minister and the wires are exposed to changing commander of the Ganga dynasty is magnetic fields, they move, creating an credited to have this statue. electric current in the wires.

61.According to World Bank, what Is the 63.______is responsible for regulating approximate land utilization percentage blood calcium levels. of India for agriculture purposes? (A) Bones (A) 48 (B) 70 (B) Parathyroid hormone (C) 60 (D) 53 (C) Muscles A. (B) B. (D) (D) Liver

C. (A) A. (A) D. (C) B. (D)

C. (B) Ans. D D. (C) Sol.

Ans. C We know that in cyclic quadrilateral Sol. opposite angles are supplementary ● Parathyroid hormone (PTH) is angle. responsible for regulating blood calcium So, sum of opposite angles=180o levels. 66.Chinese pilgrim Fa-Hein Visited India ● PTH increases blood calcium levels by during the period of which ruler? stimulating osteoclasts, which break (A) Samudragupta down bone to release calcium into the blood stream. (B) Chandragupta I

64.The Lion Capital (National Emblem of (C) Kumaragupta India) was built during ______. (A) The Mughal Empire (D) Chandragupta II A. (A) (B) The Mauryan Empire B. (C) C. (B) (C) The Gupta Empire D. (D)

(D) The Buddhism/Jainism Period Ans. D A. (B) Sol. B. (D) ● Fa-Hein's visit to India occurred C. (A) during the reign of Chandragupta II. D. (C) ● He is also renowned for his pilgrimage Ans. A to Lumbini, the birthplace of Sol. Gautama Buddha. ● The Lion Capital (National Emblem of India) was built during the Maurayan ● He claimed that demons and dragons Empire. were the original inhabitants of Sri Lanka. ● The National Emblem of India is adapted from Ashoka's Lion Capital ● He was the famous Chinese situated at Sarnath. philoshipeher the traveler.

● It was officially adopted on the day 67.Look carefully at the figure given India became a republic, January 26, below : 1950. The total number of triangles in the figure is : 65.The opposite angle in a cyclic quadrilateral adds up to ___ degree (A) 270 (B) 90

A. (A) B. (D) (A) 11 (B) 13

C. (C) (C) 15 (D) 17 D. (B) A. (B) B. (A) Ans. C Sol. C. (C) D. (D) 69.What is Kuiper belt? (A) Planetary bodies that orbit around Jupiter Ans. C Sol. (B) A type of Galaxy

(D) A type of constellation

A. (A) B. (C)

The triangles formed in the above figure C. (B) is – ADC, ADB, ABC, BCD, AEC, AEB, D. (D) AFC, AFB, BFC, BEF, CEF, CDE, BDE, BFD, CFD Ans. B Total number of triangles is – 15 Sol. ● Just outside of Neptune's orbit is a ring Option C is correct. of icy bodies, is called as the Kuiper Belt. 68.Which of the following keys should be pressed simultaneously for highlighting ● The Kuiper belt is occasionally called the text to the default font? the Edgeworth–Kuiper belt. (A) Ctrl + Home ● It is a circumstellar disc in the outer (B) Ctrl + Space bar Solar System, extending from the orbit of Neptune to approximately 50 AU from (C) Ctrl + Shift + Z the Sun.

(D) Ctrl + Alt + F2 70.Which among the following is not a micronutrient for plants? A. (D) (A) Boron (B) Copper B. (A) (C) Iron (D) Nitrogen C. (C) D. (B) A. (D) B. (C)

Ans. D C. (A) Sol. D. (B) ● In computer, a Control key is a modifier key which, when pressed in conjunction with another key, performs Ans. A a certain action. Sol. ● Nitrogen is not a micronutrient for ● Ctrl + Spacebar is used to reset plants. highlighted text to the default font. ● The three macronutrients and the ● Ctrl + Home is used to move the three elements which find in most cursor to the beginning of the document. packaged fertilizers are, Sulfur, calcium, and magnesium. ● Incomplete combustion is also a ● The Secondary nutrients are Boron, reaction between oxygen and fuel but cobalt, copper, iron, manganese, the products are carbon monoxide, molybdenum and zinc. water and carbon.

● Micronutrients are essential for plant ● Incomplete combustion occurs when a growth and play an important role in combustion reaction occurs without a balanced crop nutrition. sufficient supply of oxygen.

71.Benzoic acid is purified by ______. 73.The term “Indian Independence (A) Distillation Movement” or “Indian Freedom Struggle” encompasses ______. (B) Sublimation (A) End of East India Company Rule (C) Filtration (1757-1858) and British Raj (1858- 1947) (D) Extraction A. (A) (B) End of British Raj (1757-1947) B. (C) C. (D) (C) End of East India Company Rule D. (B) (1750-1836) and British Raj (1836- 1947) Ans. D Sol. (D) End of British Raj (1612-1947) ● Benzoic acid gets converted into gas A. (D) without converting into liquid after B. (B) heating, thus it undergoes sublimation. C. (C) D. (A) ● Benzoic acid can be purified by recrystallization from water because of Ans. D its high solubility in hot water and poor Sol. solubility in cold water. ● The term “Indian Independence Movement” or “Indian Freedom ● Benzoic acid is a colorless crystalline Struggle” encompasses the end of East solid and a simple aromatic carboxylic India Company Rule (1757-1858) acid. and British Raj (1858-1947).

72.Not servicing the vehicles results in ● The Indian Independence movement incomplete combustion of carbonaceous was a series of activities with the matter in automobile engine which ultimate aim of ending the British rule in generates ______. India. (A) Carbon monoxide ● The movement spanned total of 90 (B) Carbon dioxide years (1857–1947).

(C) Nitrous oxide 74.Look carefully at the figure given below : (D) Nitrogen dioxide The total number of rectangles in the A. (C) figure is : B. (B) C. (A) D. (D)

Ans. C Sol. (A) 10 (B) 9 76.A Sintex tank has two holes. The first (C) 8 (D) 7 hole alone makes the tank empty in 15 minutes and second hole alone makes A. (D) the tank empty in 25 minutes. If water B. (A) leaks out at a constant rate, how long in minutes does it take if both the holes C. (C) together empty the tank? D. (B) (A) (B)

Ans. D Sol. (C) (D)

A. (C) B. (B)

C. (D) D. (A) The rectangles formed are – ACGI, ABGH, ACDF, ABDE, GHDE, GDIF, BCHI, BCEF, HIEF Ans. C Sol. Total rectangles are 9. Let the total capacity of tank=lcm(15,25) Option D is correct. Tank emptied by fist hole in 1 minute=75/15=5lit. 75.Which of the following countries Tank emptied by second hole in 1 celebrates 19th August at its “National minute=75/25=3 lit. Day”? Tank emptied by both holes in 1minute (A) Maldives (B) Bhutan =3+5=8lit. Time taken to empty whole tank by both (C) Afghanistan (D) Sri Lanka holes together=75/8= A. (C) B. (A) 77.Look carefully at the figure given below: C. (B) The total number of parallelograms in D. (D) the figure is :

Ans. A Sol. ● Afghan Victory Day is celebrated as a national holiday in Afghanistan on 19th August. (A) 20 (B) 18 ● It is celebrated to commemorate the Anglo-Afghan Treaty of 1919. (C) 16 (D) 12

● The treaty granted a complete neutral A. (C) relation between Afghanistan and B. (A) Britain. C. (D) D. (B) (C) 11 (D)

A. (D) Ans. D B. (A) Sol.

C. (C) D. (B)

Ans. B Sol. Let the length of side of square =a cm The parallelograms formed in the above figure is- ABEF, ACGE, ADHE, ABJI, Length of diagonal= ACKI, ADLI, BCGF, BDHF, BCKJ, BDLJ, Length of side of square CDHG, CDLK, EFJI, EGKI, EHLI, FGKJ, FHLJ, GHLK.

Total number of parallelograms is - 18 80.Who among the following is the current Prince of UAE? Option D is correct. (A) Mohammad-bin-Nayef

78.Manas is twice as good as workman (B) Mohammad-bin-Zayed al-Nayhan as Manu and together they finish a piece of work in 21 days. In how many days (C) Sheikh Jaben al-ahmad al sabah will Manu alone finish the work? (A) 42 (B) 63 (D) Sheikh Sadd al-Abdullah al-Salemn Al-Sabah (C) 84 (D) 25 A. (A) A. (A) B. (C) B. (D) C. (D) C. (B) D. (B) D. (C)

Ans. D Ans. C Sol. Sol. ● Sheikh Mohammed bin Zayed Al Ratio of efficiency of Mans and Nahyan is the Crown Prince of the Manu=2:1 Emirate of Abu Dhabi and Deputy Together their efficiency=3 Supreme Commander of the United Arab Together they finish work in 21 days, Emirates Armed Forces. So total work=21 x 3 =63 Time taken by Manu only to finish that ● In November 2003, his father Sheikh work=Total work/Efficiency of Zayed bin Sultan appointed Sheikh Manu=63/1=63 days Mohamed as Deputy Crown Prince of Abu Dhabi. 79.A square has diagonals of length 22 cm. then the side of the square in cm is ● The United Arab Emirates (UAE) is a : country in Western Asia. (A) (B) ● Abu Dhabi is the capital city of UAE.

81.When did the first and second Anglo- A. (D) Sikh war take place? B. (B) (A) 1845-1850 and 1850-1851 C. (A) (B) 1843-1845 and 1846-1847 D. (C) (C) 1845-1846 and 1848-1849 Ans. D (D) 1850-1851 and 1852-1853 Sol. A. (B) B. (A) C. (D) D. (C) Ans. D Sol. ● The First Anglo-Sikh War was fought between the Sikh Empire and the East India Company between 1845 and 1846. ● It resulted in partial subjugation of the Sikh kingdom and cession of Jammu and Samridhi is the sister of sam. Kashmir as a separate princely state Hence, option D is correct. under British suzerainty. ● The second Anglo-Sikh war was fought 84.Read the statements and select a between 1848 and 1849. Conclusion from the given alternatives : ● This war led to the complete control of Statements : Punjab by the British. The school managements has asked the four teachers either to resign by 82.If the product of two numbers is tomorrow or face forcible ejection. 4941 and their LCM is 81, then their HCF Three of them have resigned till is : yesterday morning (A) 31 (B) 60 Conclusions : (C) 45 (D) 61 I. The teachers who did not resign A. (C) yesterday will resign tomorrow B. (B) II. The school management will C. (A) terminate the service of one teacher D. (D) (A) Only Conclusion I follows Ans. D (B) Only Conclusion II follows Sol. (C) Either I or II follows Given that product of two (D) Neither I nor II follows numbers=4941 A. (B) LCM=81 B. (A) We know that HCF x LCM=Product of C. (D) two numbers D. (C) Ans. D Sol. From the second statement, three of them have already resigned. So, Only

one person is left who is going to resign 83.Pointing to Sam in a photograph himself or the school management will Samridhi said, “His brother’s father is terminate the service of him. the only son of my grandfather,” How is Hence, either of the conclusion follows. Samridhi related to the Sam in the photograph? 85.Who among the following received (A) Mother (B) Aunt Tenzing Norgay award for National

Adventure 2015? (C) Sister (D) Daughter (A) Jot Singh Now respective ratios (B) Babita Kumari

(D) S. Satish Kumar 87.A fax bill costs Rs. 13 for 2 minutes 30 seconds. What is the cost in rupees A. (C) for 3 minutes 20 seconds? (rounded to B. (A) one decimal) (A) Rs. 17.3 (B) Rs. 17.2 C. (D) D. (D) (C) Rs. 17.1 (D) Rs. 17.4

A. (B) Ans. B B. (D) Sol. ● ITBP official and mountaineer Jot C. (A) Singh was honoured with the Tenzing D. (C) Norgay national adventure award by President Pranab Mukherjee in 2015. Ans. C ● The Tenzing Norgay National Sol. Adventure Award is the highest national Fax cost for 2 min 30 seconds =13 Rs. recognition for outstanding For 150 sec=13 Rs. achievements in the field of adventure on land, sea and air. So for 1 sec= Now cost for 3 min 20 sec = for 200 sec. ● A cash Award of Rs.5.00 lakh and a certificate of honour is given to each = Awardee. 88.Spacecraft needs a speed of over 86.Divide Rs. 126 in the ratio 1 : 5 : 6 : ____ to escape Earth’s gravity. 9. The rupees in the respective ratios (A) 40,000 km/hr. (B) 40,270 km/hr. are given by : (A) 6, 30, 35 and 55 (C) 42,326 km/hr. (D) 41,721 km/hr. A. (B) (B) 6, 30, 37 and 53 B. (A) C. (C) (C) 6, 30, 36 and 54 D. (D)

(D) 6, 31, 35 and 54 Ans. A Sol. A. (D) ● A Spacecraft needs a speed of over B. (C) 40,270 km/hr to escape Earth’s gravity. C. (A) ● The escape velocity is the minimum D. (B) speed needed for a free, non-propelled object to escape from the gravitational influence of a massive body. Ans. B ● The escape velocity from Earth is Sol. about 11.186 km/s (40,270 km/hr) at We have to divide 126 in ratio 1:5:6:9 the surface. Sum of ratio=1+5+6+9=21 89.Read the statements and select a ● He is an Indian economist and the Conclusion from the given alternatives : current Chief Economic Adviser to the Statements : Government of India. All fans are refrigerators ● He was officially appointed to the No refrigerator is a TV position on 7th December 2018. All refrigerator are computers ● He is the 17th Chief Economic Conclusions : Adviser to the Government of India. 1) No fan is a TV 2) No computer is a TV 91.Medical drugs work in the human 3) Some computers are TV body by which of following? 4) All refrigerators are fans (A) Correcting chemical reactions within (A) None follows the body responsible for diseases (B) Only 1 and either 2 or 3 follow (B) Diverting chemical reactions within (C) Only 1 and 3 follow the body responsible for diseases. (D) Only 2 follow (C) Fastening chemical reactions within A. (C) body responsible for disease B. (D) (D) Slowing chemical reactions within C. (B) body responsible for disease D. (A) A. (C) Ans. C B. (A) Sol. C. (D) D. (B) Ans. B Sol. ● Medical drugs work in human body by correcting chemical reactions within the Conclusions: body responsible for diseases. 1) No fan is a TV – (true) as all fans are ● Some drugs replace missing refrigerator and no refrigerator is TV. substances or correct low levels of 2) No computer is a TV – (False) – as natural body chemicals such as some there is no direct relation between them. hormones or vitamins. 3) Some computers are TV- (false) – no direct relation between them. 92.For printing MICR characters, the ink 4) All refrigerators are fans – (false) used contains which of following? Hence, the correct option is C. (A) Lead oxide (B) Graphite (C) Cuprous oxide (D) Iron oxide 90.Who among the following won the A. (D) Smart Green Leader Award for lifetime B. (A) achievements in December 2015? C. (C) (A) Ms. Surbhi Maheshwari D. (B) (B) Mr. K.V. Subramaniam Ans. A (C) Mr. Y.C . Deveshwar Sol. (D) Mr. Guru Prasad Sastry ● MICR characters are printed on A. (B) documents in one of the two MICR fonts, B. (A) using magnetizable (commonly known C. (D) as magnetic) ink or toner, usually D. (B) containing iron oxide. Ans. D ● Magnetic ink character recognition Sol. code, known in short as MICR code. ● K.V. Subramaniam won the Smart ● It is a character recognition Green Leader Award for lifetime technology. achievements in December 2015. 93.Who was the first person to talk in space? (A) Neil Armstrong (A) 14 (B) 16 (B) Rakesh Sharma (C) 15 (D) 17 (C) Alexei Leonov A. (D) (D) Johannes Kepler B. (A) A. (D) C. (B) B. (B) D. (C) C. (C) Ans. D D. (A) Sol. Ans. C Sum of interior angles of a regular Sol. polygon with n sides =(n-2)x180o ● Alexei Leonov was the first person to Value of one interior angle talk in space. ● He is a retired Russian cosmonaut, Air =156o Force Major general and writer. 180o x n - 360o=156o n th ● On 18 March 1965, he became the 24n=360o first human to conduct extravehicular Number of sides activity (EVA), exiting the capsule during the Voskhod 2 mission for a 12-minute spacewalk. ● In July 1975, He commanded the 96.Consider the following information : Soyuz capsule in the Soyuz-Apollo ‘when’ means ‘x’, ‘you’ means ‘÷’, ‘come’ mission, which docked in space for two means ‘-‘ and ‘will’ means ‘+’ then find days with an American Apollo capsule. the value of ”8 when 12 will 16 you 2 come 10” ? 94.If in a certain language, SUFFIX is (A) 45 (B) 94 coded as USFFXI, how is LONDON coded (C) 96 (D) 112 in that code? A. (C) (A) OLDNNO (B) LODNNO B. (D) (C) OLDONN (D) NNOLOD C. (A) A. (A) D. (B) B. (B) Ans. D C. (D) Sol. D. (C) Ans. A Sol. In the above code language, all the two consecutive letters are interchanged to form the new word. 8 x 12 + 16 ÷ 2 – 10 (applying BODMAS) ⇒ 8 x 12 + 8 – 10 ⇒ 96 + 8 – 10 ⇒ 104 – 10 Similarly, ⇒ 94 Hence, option D is correct.

97.Navya takes 7 hours 20 minutes in walking a distance and riding back to same place where she started. She could walk both ways in 10 hours 40 minutes. Hence, the correct response is option A. The time taken by her to ride back both ways is : 95.The number of sides of a regular (A) 4 hours o polygon whose interior angles are 156 (B) 4 hours 35 minutes each is : (C) 4 hours 45 minutes (D) 4 hours 15 minutes 3) Some bikes are yellow A. (B) 4) All oranges are bikes B. (D) (A) Only either 1 or 4 and 3 follow C. (A) (B) Only either 1 or 4 follows D. (C) (C) Only either 1 or 4 and 2 follow Ans. C (D) Only 2 follows Sol. A. (B) Time taken to walk a distance and riding B. (D) back to same place where she started=7 C. (C) hr20 min=440 min. D. (A) Time taken to walk both ways=10 hr 40 Ans. B min=640 min Sol. So time taken to walk that distance one way= min Time taken to ride that distance one way=440-320=120 min Therefore time taken to ride back both Conclusions: ways=2x120=240 min=4 hr 1) All bikes are orange – (true) given in the statement 98.Mr. Prabhat borrowed Rs. 8000 at 2) Some yellow are orange – (true) as 5% per annum compound interest. The you can see in the diagram. compound interest compounded annually 3) Some bikes are yellow – (false) as for 2 years is : there is no direct relation between them (A) Rs. 820 (B) Rs. 8820 4) All oranges are bikes – (false) (C) Rs. 8802 (D) Rs. 802 A. (B) 100.Petroleum minister Dharmendra B. (D) Pradhan declared which of the following C. (C) village as India’s first smokeless village? D. (A) (A) Tumkur, Andhra Pradesh Ans. D (B) Vyachakurahalli, Karnataka Sol. (C) Guntur, Andhra Pradesh Principal=P=8000 Rs. (D) Achattipura, Karnataka Interest rate=r=5% p.a. A. (A) Time=t=2 year B. (C) Compound interest= C. (D) D. (B) Ans. D Sol. 99.Read the statements and select a ● Vyachakurahalli is a village in the Conclusion from the given alternatives : southern state of Karnataka. Statements : ● On Dec 8th, 2015, This village was Some chalks are bikes. declared the India's first smokeless All bikes are orange village by the Ministry of Petroleum and Some oranges are yellow Natural Gas, Govt. of India. Conclusions : ● The country's first smokeless village 1) All bikes are orange Vyachakurahalli also entered into the 2) Some yellow are orange Limca Book of Records-2017.