W.B.C.S.-Main-Examination-2019-General-Studies-II-Solved-Question-Paper.Pdf

www.wbcsmadeeasy.in MSC(C)-g/1e DO NOT OPEN THIS BOOKLET UNTIL YOU ARE ASKED TO DO SO. 2019 TEST BOOKLET TEST BOOKLET SERIES Paper-IV

Time allowed: 3 hours Full marks: 200

Answer all the questions.

Questions are of equal value. $$r 67 Serial No. Roll No.: 0Ll.6a L{

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4. All questions are of multiple-choice answer-type. You willfindfour probable answers (A), (B), (C) and (D) against each question. Find out which of the four answers appears to you to be correct or the best. Now darken the circle corresponding to the letter of the selected answer in the Answer- Sheet with Black Ball Point Pen as per instructions printed on the reverse of the Admit Card and in the Answer-Sheet.

5. One and only one circle is to be fully blackened for answer. Any spot in any other circle (multiple circle) or in wrong circle will be considered as wrong answer. I 6. There will be negative marking of j mark for each wrong answer. 7. There are blank pages at the end of this Booklet for Rough Work.

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t4489 Please Tirrn Over For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] MSC(C)-8/ts www.wbcsmadeeasy.in c-2 l. World Health Organization has raised alarm .,/ over a 300 per cent {Whs has joined International increase in the .ur" or * Monetary which Fund as its disease globally in the firrt qru.t., chiefecorromlst on January g,20lg? compared o, ,OD with last year? (A) Jayanto Ghosh (A) Cancer _18) GitaGopinath polio (B) (C) Raghuram Rajan (C) Diabetes (D) Indira Noovi (D) AIDS

/ 7. Whatis .Arribada,? 2(Defence Research (A) ^* and Development Mass Nestling of Olive fudley rn on April i5, 20i; r;;.iifir,"r, (B) fired9'ri:i:i Setting up a habitat b1,Red panda Nirbhay. What is Nirbhay? (C) Colony formation bl,penguin (A) pilotless aircraft (D) None of the (B) Radar abor.e (C) Missile launcher vessel z(D) SuU-sonic cruise 8. Which three companies missile l have launched the

(A) Indian OiI, Bharat petroleum 3. In which country and the fust everhome delivery Hindustan pefioleum drone service has been launced Uy CoogteWngZ (B) Bharatpenoleum, (A) Australia ONGC andkrdian Oil (C) Indian Oil, OiI (B) Canada India Limired and Hindustan petroleum (C) France (D) ONGC, jmited OiI India r and Bharat (D) Souttr Korea Peholeum

Wno has xl{ been named as the Wisden 9: many Almanack times Shedfi l{asina has leading cricketer of elected, -tr, prime been tfr" y#ZOiSf as Minister of (A) Jos Buttler f *gt"drl#" (A) Two Times (B) Sam Curren (B) Three Times -,(C) Virat Kohli (C) Four Times (D) Shakib AI Hasan (D) Five Times

Whlch country,s :., army ousted and arrested president- L0. What was Omar_Al_Bashir on april riliOr'qf the profession Volodymyr Zelensky before (A) Sudan etecteO as tre p"_id"t (A) Singer ";iiluir"Z (B) South Sudan (B) Comedian (C) Somalia (C) Doctor (D) Egypt (D) Sotdier

11. Where is the shoal grassland found in India? $ Wni"nof the Indian Lake posses s 207o of (A) Western Ghats India's sea-grass distribution? (B) Sundarban )) Chilka Lake (C) Andaman-Nicobar ' (B) Loktak Lake (D) Himalayas (c) Dal Lake (D) Mansar Lake

17. ln which of the following institutions, the - /2. Wnrch of the following two countries named first time ever in India, voting was held in the the first and second best performing country after campus of an institution for mentally ill on April 1 8, the ClimatTChange/ Performance Index, 2019? 20t9? (y') Norway and lceland (A) Spandana Institute of Mental Health (B) Sweden and Bhutan (B) Institute of Mental Health, Hyderabad (C) Bhutan and Finland (C) Institute of Mental Health, Ayanavaram (D) Sweden and Morocco (D) Institute of Psychaitry, Kolkata J8. A book containing English translation of the 100 year old classic Punjabi poem about L3. Which of the following banks has launched Jalianwala Bagh massacre, "Khooni Vaishakhi" the 'Bank on Wheels' service? has been released in Abu Dhabi. What is the name (A) State Bank of India of Jalianwala Bagh survivor who wrote it after (B) Axix Bank witnessing first-hand the events of April 13,l9l9? (C) ICICI Bank (A) Manmohan Singh (D) Indian Overseas Bank (B) Khuswant Singh (C) Lal Singh Dil _ID) Nanak Singh vf4. Wti.t of the following Ministry launched In which country India has rebuilt Kundeing the Artisan Speak? L9. Monestry? Ministry of Culture lA) (A) Thailand (B) Ministry of Tourism (B) Sri Lanka (C) Ministry of Textiles (C) Nepal (D) Ministry of External Affairs (D) Bhutan

20. Who has become the first Indian woman is "Vivek the have been selected as Fellow of the ._!5. Where the Smarak" - Swami scientist to Vivekananda Value Education and Cultural Centre Royal Society in the 359 year history of the located? prestigious scientific academy? (A) Telengana (A) Mangala Narlikar -(B) West Bengal (B) Gagandeep Kang (C) Karnataka (C) Nandini Harinath (D) Bihar (D) Aditi Pant

Please Tlrrn Over

21. In which city India's first Tree Ambulance ,2dVho scripted Gandhiji's favourite song has recently been launched? "Vaishnav Jan to Tene Kahiye..."? (A) Bhopal (A) Rabindranath Tagore (B) Chennai -(-B) Premanand (C) Ahmedabad (C) Meera Bai (D) Mumbai (D) Chunilal

.',..rt. tneBlephanta Festival of Art and Culture is held in which city of India? t2fi'Wnich one is the India's multi-purpose (A) New Delhi river valley? (B) Thiruvananthapuram lA) Vakra Nangal (C) Jaipur (B) Damodar Valley (D) Mumbai (C) Tungabhadra (D) Nagarjuna Sagar

-a' {ffiame the Indian who has been felicitated with Mexico' s highest civilian award 'Order of the Aztec Eagle' in 2019? -AfWno can declare financial emergency in (A) Ram Nath Kovind India? ;E) Pratibha Patil (A) Governor of RBI (C) Pranab Mukherjee (B) Prime Minister (D) Sonia Gandhi -{C) President (D) Finance Minister

24. Who among the following has been appointed as the Deputy Executive Director of UN-Women on May 30,2019? 29. Whichoneis the world's weftestcontinent? (A) Narayani Shastri (A) Asia (B) Anita Bhatia (B) Africa (C) Ritu Jhingon (C) South America (D) Lakshmi Puri (D) Europe

25. Which state government's Medical & Health IA\ Department has received the WHO's 'World No fgiOffftrat is the time difference between India Tobacco Day Award, 2019' ? a\d/ondon? l,uJ (A) Rajasthan (A) 4 Hours 30 Minutes \'* { rr,i. f (B) Gujarat (C) Chattisgarh (C) 8 Hours 30 Minutes (D) West Bengal (D) lzHours

For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] www.wbcsmadeeasy.in c-5 MSC(C)-8/1e /' Wttut is the total number of seats in West ',J1. Which Viceroy of India suggested the **ld. ;onstruction of Victoria Memorial in Kolkata? Bengal Legislative Assembly? (A) Lord Curzon lN zes (B) Lord Dalhousie (B) 308 (C) Lord Ripon (c) 43s lD) LordHardinge (D) s43

Which one is the State Animal of West 37. Who was the first Chief Justice of the Bengal? Calcutta High Court? (A) Royal Bengal Tiger (A) Sir Rechard Couch (B) Spotted Deer (B) Sir Barnes Peacock -IC) Fishing Cat (C) Sir George Ranking (D) One Horned Rhinoceros (D) Sir Harold Derbyshire

The Poona pact was an agreement between ,-X. 38. In which year Chandannagar was integrated -{A) Gandhi and Ambedkar into West Bengal? (B) Nehru and Ambedkar (A) 1947 (C) Nehru and Gandhi (B) 1948 (D) Ambedkar and Malviya (c) 1eso (D) 19s4 /' t"il m which year Swami Vivekananda established Ramakrishna Mission? In which year the Bengal famine happened? (A) 1892 .)9. t876 raot ) ) )tb (B) 1936 (c) 1eo2 (c) 1e43 (D) 1e04 (D) 1e76

*_,fi. The Constituent Assembly of India has started functioning from .Zd Wf,o was the first Sultan of Bengal? (A) November 26,1946 (A) Saifuddin Hamza Shah (B) Shah -JB) December 9, 1946 Sikandar (C) January 26,1947 -(e) Samsuddin Ilyas Shah (D) April 21,1947 (D) Alibardi Khan

Please Tlrrn Over For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] www.wbcsmadeeasy.in MSC(C)-\/1e c-6 ,/ 'Foni'? 1$. Who named cyclone J6. Which sports has been included in 20ZZ (A) India Asian Games? y'B) Bangladesh (A) Cricket (C) Sri Lanka (B) Football (D) Myanmar p) Paragliding (D) Pencak Silat

*nich y e ar S aty aj it Ray' s firs t film Pather a/in 47. India's first Rajdhani Express turned 50 on Panchali was released? March 3, 2019. Which was the route of firsr (A) 1es1 Rajdhani Express? lB) tess (A) Bombay-New Delhi (c) 19s8 (B) Howrah-New Delhi (D) 1960 (C) Madras-New Delhi (D) Amritsar-New Delhi

year Howrah Bridge was open for JY4"which Which public? ;tS. city bagged award for the cleanest city for third straight 1,ear in Swach Survekshan, (A) t941 2019? ro+z jB) (A) Pune (c) 1e43 (B) Amaravati (D) t944 -(C) Indore (D) Chandigarh

j4. Which one is the first news paperpublished in Bengali language? 49. Onwhich river has the central government approved 'Keery (A) Disdarshan Hydro Power Project'? (A) Mahananda (B) Samachar Darpan. (B) (C) Tattobodhini Chenab (C) (D) Ananda Bazar Teesta (D) Jhelum

45. In which year the Princely State of Cooch -fi linapani Devi was the matriarch of which Behar merged with West Bengal? community? (A) te47 (A) Mech (B) 1e48 (B) Bauris (c) te49 (C) Rabha (D) 1esO ,(D) Matua

What does 'CSIR' stand for? t,56i Black holes were predicted by (A) Council of Scientific and Industial (A) Copernicus Research lB) Einstein p) Center for Science and Indtistrial (C) Rutherford Research (D) Satyen Bose (C) CenterforShare andlnvestmentRatio (D) Council for Scientific and Informational Research -Sffrni"nof the following is known as the city of eternal spring? Khel Ratna, 201 8 was awarded . S// Xaiw Candhi (A) Rome to Mirabai Chanu for which discipline? (B) Quito (A) Wrestling (C) Lhasa (B) Weightlifting venice /C) Boxing ;P) (D) Archery

. ,,,, Ulo*House is situated in xsd. Along with Nanaji Deshmukh and Bhupen (A) Delhi Hazaika, who was the recipients of Bharat Ratna of 2Ol9? (B) Singapore (A) Atal Bihari Vajpayee (C) Rangoon (B) Manmohan Singh ,,(D) London lC) Pranab Mukherjee (D) None of the above

59. Rohinton Baria Trophy is related to 54. Who won 68th edition of Miss World (A) Inter School Hockey Competition Pageant? (B) Inter State Polo Championship (A) Karen Ibasco (C) Inter-University CricketCompetition (B) Manushi Chhillar (D) Under 19 Table Tennis Competition (C; Megan Young (D) Vanessa Ponce

60. Deuce; Booster; Spikers; Service; Love are Nt(in^" won Man Booker Prize,2018? related to (A) Badminton JA) Anna Burns (B) Daisy Johnson (B) Volleyball (C) Rachel Kushner (C) Baseball (D) Richard Powers (D) Billiards

gfrI. The Head Quarters of ILO is located in 66. Who Said, "Man is by nature a political ;{.\) Geneva animal"? (B) The Heague (A) Socrates (C) New York (B) Aristotle (D) Rome (C) Plato (D) Kad Ma:x

-rtz. The border line between Pakistan and Afghanistan is known as yt67. "Playing it my way" is the autobiography of (A) McMohan Line (A) Brian Lara (B) Radcliff Line (B) Virat Kohli (C) Durand Line. lC) Sachin Tendulkar lD) Maginot Line (D) Steve Waugh

63. Who is the most decorated Olympian? 68. Who authored the book "Identity and (A) Usain Bolt Violence : The Illusion of Destiny"? (B) Michaei Phelps (A) L.K. Advani (C) Larisa Latinina (B) A.P. J. Abdul Kalam (D) Carl Lewis (C) Amartya Sen (D) Orphan Pamuk

Which one of the following is the highest military decoration of Germany? Summer Olympic will be held in (A) Victory Medal "nX6"r020Tokyo (B) Iron Cross /A) (B) London (C) Military Cross (C) Athens lD) Croiv de Guerra (D) Atlanta

65. Shura-e-Milli is the Parliament of which country? 70. Which is the capital of Bulgaria? (A) Jordan (A) Sofia (B) Iran (B) Bangui (C) Afghanistan (C) Rabat (D) Israel (D) Lome

71:' What is the currency of MYanmar? The fresh water percentage of Earth is (A) Kyat (tt) tvo /B) Ringgit (B) 2.5Vo (C) Peso (C) 5Vo (D) Baht (D) 10Vo

ryn{hat is the currency of Italy? l1) Lira The following is not a macronutrient: (B) Euro (A) Me (C) Dollar (B) Ca (D) Pound (C) Fe (D) K

73. How many operational commands are there in Indian Army? The Disaster Management Act was enacted (A) s (B) 6 (A) 2000 (c) 7 (B) 2003 (D) 8 (c) 200s (D) 2010

74. How many official languages are there in The operation 'Surya Hope' is related to UNO? u/1. (A) Uttarakhand flood (A) 3 Kerala flood (B) 4 6lB)

t L-\ (C) Kashmir Flood L. (C) 5 ..< /azVrr---_/:_-::z_*.--r

(D) Assam Flood (D) 6

75 What is the national aquatic animal of 80. Loss of water is maximum from India? (A) River Dolphin (A) leaf surface

(B) Green Sea Turtle (B) soil surface

(D) Dugong (D) stem surface For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] 7 www.wbcsmadeeasy.in MSC(C)-g/1e c-10

81. The maximum width of tropopause is -86. The pH for drinking $'ater should be between (A) 10 Km (A) 5-6 (B) 15 Km (B) 6-6.s (C) 20 Km ,1C) 6.5 - 7.5 (D) 25 Km (D) 8-9

82. The Thermosphere starts from Earth's ,,X{ fy"following vinrs is water borne: surface at a distance of (A) Hepatitis A (A) 80 Km (B) Hepatitis B (B) 85 Km Hepatitis C (C) 100 Km lC) Hepatitis E (D) 125 Km @)

.1 o,t#. frc foilowing bacteria may be used to 88. The followingname is associated with rain mitigate oil spill: water harvesting: (A) Bacillus (A) Rajendra Singh (B) Pseudomonas @) Baba Amte (C) E. coli (C) S.C. Natu .P) Nitrobacter (D) MedhaPafktr

84. The temperature of water for measuring DDT does not conta.in BOD should be maintained at \-r9. (A) C (A) 20'C (B) H (B) 30'C P (c) 35'C Jcl (D) Cl (D) 40'C

85. Silent Valley became national park in the 90. The following gas may be involved in stone iear concer: (A) 1e80 (A) Nz

(B) 1984 (B) SO2 (c) 1e88 (c) co2 (D) 1ee0 (D) H2S

91. The black foot disease primarily occurs due 96. Which is the first plant grown in the moon? ro toxicity of (A) Cotton (A) Fluaride (B) Potatoes (B) Cadmium (C) Arabidopsis (C) Arsenic (D) Canola (D) Lead

-,qf , The opening match of ICC World Cup, 2019 92. Flouride in environment primarily comes between England and South Africa was held in from ..(A) Lord's (A) topaz (B) Oval (B) apatite (C) Trent Bridge (C) fluorite (D) Cardiff (D) phosphorite

When did West Bengal become a state? 93. The following is a sedentary cycle: ;p. Ausust 15' 1947 (A) P cycle -6) (B) August 15,1948 (B) N2 cycle (C) November 26,1949 (C) C cycle (D) January 26,1950 (D) 02 cycle

Vikram Sarabhai Space Centre? 94. The following organism is an endosymbiont: ;2{ Where is Bengaluru (A) Anabaena /A) Sriharikota (B) ATatobacter ,,(B) (C) Baleswar (C) Clostridium (D) ThiruvananthaPuram (D) Nitrobacter

95. Habitats resulting from lava flow is an 100. Indira Gandhi Centre for Atomic Research example of is located in (A) primary succession (A) Kolkata (B) secondary succession (B) Kalpakkam (C) autogenic succession (C) Mumbai (D) allogenic succession (D) Hyderabad

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,t-0( Oxidation srare of Oxygen in F2O is 106. Indusium is found in (A) -1 (A) algae (B) +1 (B) moss (C) +2 (C) ferns ,@) -2 (D) cycas

In plants, water supply is due to 1.02. Which of the following does not have _y. coordinate bond? (A) osmosis (A) Soz (B) imbibition (B) HNO2 (C) guttation (c) HNO3 .-(D) adhesion force (D) HzSOr

t(09 In which form does the food transported in piE'ntst The homologue of ethyne is fA) Sucrose (A) CzHz (B) Fructose (B) CzHo (C) Glucose (C) CaH+ (D) Lactose (D) C3H8

109. Which of the following electromagnetic waves have the smallest wavelength? 1"(1. Vnich is used in alcoholic beverages? (A) .{A) Ethanol Infrared rays (B) Methanoi (B) UV rays (C) Phenol (C) X-rays (D) Glycerol (D) T-rays

.r'\., 110. Which of the following configurations Ury. Which of rhe following is the largest gland corresponds to element of highest ionisation in an adult man? energy? (A) Thymus (A) 1s2,2s1

(B) Liver (B) 1s2, 2s2, 2p3 -{€) Thyroid (c) 1s2, 2s2,2p2 (D) Pancreas (D) 1s2, 2s2,2p6,3s1

For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelimsc-, and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] www.wbcsmadeeasy.in c-13 MSC(C)-&/19 -.-!n, Which is correctly matched? ldwnut is Incinerator? Apiculture .{A) - Honey bee (A) Furnace used for burning solid waste. (B) Pisciculture - Silk moth (B) Furnace used for treating liquid waste. (C) Sericulture - Fish .-{€) Both (A) and (B) (D) Aquaculture - Mosquito (D) None of the above

.JXl7. What is Plankton? In blood, COz is transporred majorly as Jd (A) Large plants in water. (A) CO2 as such (B) Microscopic floating organisms- (B) Sodium Carbonate Plants and animals. (c) Bicarbonate y'C) Bottom dwelling aquatic organisms Carboxy haemoglobin P) (D) None of the above

Biotic environment 113. Kupffer cells are present in II8. includes (A) (A) Pancreas Consumers (B) Liver (B) Decomposers (C) Thyroid (C) Producers (D) Small intestine lE) All of the above

,/ Y. A genetically engineered form of brinjal, Jtq. The vitamin which is essenrial for blood known as the Bt-brinjal, has been developed, the clotting is objective of this is (A) vitamin - A (A) to improve its taste and nutritive (B) vitamin - B qualities. (c) vitamin - C fr) to make it pest-resistant. (C) to make it drought-resistanr. -z'_(D) vitamin - K (D) to make its shelf-life longer.

L15. at' Which of the following is not vestigial ln \14. The function of heavy water in a nuclear man? reactor is to (A) Tail vertebrae -.(A) cool down the reactor. (B) Nails (B) stop the nuclear reaction. (C) Nictitating membrane (C) slow down the speed of neutrons. (D) Vermiform appendix (D) increase the speed of neutrons.

Please T[rn Over For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom: & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] I- www.wbcsmadeeasy.in c-14 MSC(C)-g/le information for 126. Which of them contains all the L21. The general molecular formula in its 3-D ,.quit.O to fold the polypeptide chain disaccharide is structure? (A) c1oH2oo1o (A) DNA sequences (B) c12H22O11 (B) RNA (c) c12H2oOro (C) Histone Protein (D) c12H22o1o (D) Amino acid sequences

,/ are comPosed of which is used to W Proteins g'f. Name the RNA molecules (A) vttamtns Iu.ry g"r"tic information copied from DNA? G) carbohydrates (A) IRNA .lC) u-amino acids /"IB) mRNA (D) mineral salts (C) rRNA (D) snRNA

of ,rd3. An ecosYstem consists Name the disease caused by the deficiency (A) PoPulation' 128. (B) a biotic communitY' of Niacin. (C) a population and its non-living (A) Pellagra elements. @) Rickets non-living a biotic community and its (C) ScurvY P) elements. @) Pernicious anemia

a actonthe Which of the following vitamin serves as . d{ Decomposers which specifically 129. -f".ul matter of other organisms are called hormone Precursor? (A) Vitamin C .{A) CoProPhagic - Vitamin A (B) HeteroPhagic (B) - K (C) AlloPhagic (C) Vitamin - Vitamin D (D) ParaPhagic (D) -

is not a component due to -J6. Which of the following Major cause of Ozone depletion is 'Jr{ of the nucleus? which chemical? (A) Chromosome Chloro Fluoro Carbons -(A) (B) Nucleolus (B) PolYPhenols CYtoPlasm (C) Dioxins .-(C) (D) Nuclear enveloPe (D) RaYon

131. The value of the compressibility of an ideal 136. Which of the following pollutant is the tluid is major contributor to photochemical smog? (A) zero (A) Peroxynitrates (B) unity _ (B) Hydroperoxides (C) infinity (C) Nitrogen dioxide (D) more than that of a real fluid (D) Ozone

132. In electromagnetic theory, continuity 137. What is the primary standard level for equation relates carbon monoxide for assuring air quality? (A) volume conservation (A) 10 ppm (B) mass conservation (B) 90 ppm (C) charge conservation (C) l ppm (D) energy conservation (D) 9 ppm

Which 133. Which is the cheapest device for measuring U-38. is rhe mostabundanthydrocarbonin flow/discharge rate? the atmosphere? (A) Venturimerer -(A) Methane (B) Pitot tube (B) Carbonyl sulphide (C) Orificemerer (C) Ethane (D) None of the above (D) None of rhe above

,t' l14. Data transmitted for a given amount of time is the shape of Earth,s orbit? ;r{n.t*nat is called Ellinse with high eccentricity -trA) (A) Noise (B) Ellipse with low eccentricirv (B) Power (C) Circle (C) Frequency (D) None of the above -1D) Bandwidth

135. Below, which of the following pH in rain TV transmission, picture signal is regarded 96" as 'acid rain'? modulated. .(A) 7 DSB-sc (B) lA) 7.3 (B) VSB (c) s.6 (c) ssB-sc (D) 6 .(D) Pulse

Please Tirrn Over For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] = www.wbcsmadeeasy.in MSC(C)-8/19 c-16 zu India's navigational satellite system ls 141". Which is the most abundant greenhouse .-!46I known as gas in the atmosPhere? (A) GPS (A) Carbon dioxide (B) GLONASS (B) Water vapour (C) BeiDou (C) Methane IRNSS (D) Nitrogen ),D)

.'Xteroid belt is situated between the orbit following is the largest sink ;;*f 142. Which of the of for carbon dioxide gas? (A) MercurY and Venus (A) Forests ,,(B) Mars and JuPiter (B) Oceans (C) Jupiter and Saturn (C) Ice sheets (D) Uranus and NePtune (D) Grasslands

Formation of stars begin fromthe following a liquid form of t${ Which of the following is two gases: aerosol? I (A) HYdrogen and Nitrogen il Fume -IA) (B) Nitrogen and OxYgen (B) Dust (C) OxYgen and HYdrogen (C) Mist {D) HYdrogen and Helium (D) Smoke

119. Wfrat ls the main energy generation process 144. X-ray films are a source of which of the in the Sun? following gas? (A) Nuclear fission (A) SOz (B) Nuclear radioactive decaY (B) Coz (C) Gravitational energY (C) Noz .ID) Nuclear fusion (D) So:

$('wn* property of Earth protects us from \4mful radiation from the Sun? 145. The solar sunsPot cYcle is (A) Trees (A) 3 Years AtmosPhere (B) 7 Years ,JB) (C) 70Vo water (C) 11 Years (D) Earth's motion around the Sun (D) 14 Years

c-17 MSC(C)-8/1e The emission spectrum of hydrogen ,95]. Who described the structure ofDNA double di5covered first and the region of the -G.helix? electromagnetic spectrum in which it belongs, (A) Perer Mitchell respectively are (B) Andre Jagendorf (A) Lyman, ultraviolet (C) Ernesr Uribe (B) Lyman, visible -.(D) Watson and Crick (C) Balmer, ultraviolet (D) Balmer, visible

157. Which of these are used to measure optical activity? 152. WAN hardware includes (A) Polarimeter (A) Multiplexors and routers (B) Planometer (B) EDF (C) Psychrometer (C) Bridger and modems (D) Photomerer (D) Removable disc

158. What is the wavelength of Super High Frequency (SHF) 153. Which one is the first search engine in especially used in radar and internet? satellite communication? (A) Google (A) 1m-tOm (B) Archie (B) 1cm-10cm (C) Altavista (C) 10cm-1m (D) WArS (D) 0.1 cm- 1cm

l'" ;S9. ffre device used by Banks to automatically 6,154. Which one programming language is read those special numbers on the exclusively used for artificial intelligence? bottom of the cheques is (A) C MICR (B) Java -.(A) (B) OMR tzpg

155. A dual layer Blue-ray disc can store data 160. Protein folding is a process upto in which a polypeptide folds in to (A) 20 GB (A) 2-D structure (B) 30 cB (B) Globular form (C) 40 GB (C) 3-D strucrure (D) s0 cB (D) Linear form

Please Ttrrn Over For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] a www.wbcsmadeeasy.in c-18 MSC(C)-$/19 Incorrect A body is fl oatin g in a liquid at rest' between valence band and W(iffthe bandgap -KA. options: the statement about situation "*nOo.tion band in a material is 5'0 eV' then (A) Buoyancy is equal to weight of body' material is (B) Weight of liquid displaced by body is (A) semiconductor equal to buoYancY' @) good conductor (C) Force applied by body on liquid is (C) suPer conductor buoYancY downward' -lP) insulator . @) Weight will be greaterthanbuoyancy'

on penetrating 30 cm into its target emission of a positron from a . A UoUet K%4urinethe "fff distance element loses it's velocity by 50%' Whatadditional ,rYl"ur, the mass number of the daughter intg t^' the atomic number will it penetratg j1"^t3:g":9"t"1", ""t:::"^ remains the same but v, N[z__, s"w (A) is decreased bY i unit rest? a'ur?luo-"?y;"rf,uo (A) 30 cm .t- is decreased bY 2 units (Ir-o,2-e-> lB) \)-J 20 cm ul, (C) is increased bY 1 unit p) - o't-"V- ,'5 (D) remains unchanged (C) 10 cm 2 ^'t2o --2 (D) 5 cm IZD - < .1 9a*

--d naffow a woman is flowing through a very 163. A man of blood group-A marries t6d wut., of water below which the flow group-AB, which type of progeny would du.. fn. velocity ,1, of blood a streamline flow is known as indicate that man is heterozygous? remains (A) o (A) relative velocitY velocitY (B) B (B) tenninal (C) A ,\{) cntical r'elocitY velocitY (D) AB (D) Particle

V is electric bulb marked as 50 W-200 -K'{.'An 100 V supply' The present decrease in population connected across a 164. The Permanent '@" power of the bulb is number occurs due to 6; 'Vt- (A) 37.s w a- (A) Migration !b' /m L zs w , (-t) (B) NatalitY ;F) -t \ -- :-- (c) 12.s w l'{t d) (C) Emigration r,rtzV y -16tx'a (D) 10w 1vbq/^ (D) MortalitY t ' rAw u- of the following vitamin is water vsolublePd^Wti.tl as well as an antioxidant? Aspirin is a/an (A) Vitamin-B1 (A) antibiotic (B) Vitamin-A (B) antisePtic (C) Vitamin-D antiPYretic le) vitamin-C (D) None of the above -,lD)

171. Which one of the following is wrong about 176. Roof top water harvesting is highest in molecularity of a reaction? (A) China (A) It may be whole number or fractional. (B) Brazil (B) It is calculated from reaction mechanism. (C) Ghana (D) (C) It is the number of molecules of the India reactants taking part in a single step chemical reaction. (D) It is always equal to the order of elementary reaction. 177. The noise level during plane take off is around V/2. ln which of the following pairs, the two (A) 100 dB physical quantities have different dimensions? (B) (A) Planck's constant and angular 1s0 dB momentum (c) 200 dB (B) Impulse and linear momentum (D) 2s0 dB .,(C) Moment of inertia and moment of a force " ,,, (D) Energy and torque

i'r--' : 178. The Biodiversity Act was passed in tJ,{. ln which of the following phenomena, the heat waves travel along straight lines with the (A) 2000 speed of light? (B) 2002 (A) Thermal conduction (c) 2004 Forced convection -,(B) (D) 2008 (C) Natural convecrion (D) Thermal radiation

174. For the radioactive nuclei that undergo either o or B decay, which one of the following 179. Bengalsmoke Nuisance Act came up for cannot occur? thefirst time in (A) Isobaroforiginal nucleus is produced. (A) 1e00 (B) Isotope of the original nucleus is (B) 190s produced. (c) 1e50 (C) Nuclei with higher aromic number (D) 1e78 than that of the original nucleus is produced. (D) Nuclei with lower atomic number than that ofthe original nucleus is produced. 180. The green bench in Kolkata High Court 'Adaptation' 175. of eyes in dark due to was established in (A) depletion of vision pigment in rods (A) 1ee0 (B) depletion of vision pigment in cones (B) 1ee6 (C) repletion of vision pigment in rods (c) L9e7 (D) repletion of vision pigment in cones (D) 19e8

Please Thrn Over For guidance of WBCS Prelims , Main Exam and Interview by WBCS Gr A Officers/ Toppers, WBCS Prelims and Main Mock Test (Classroom & Online), Optional Subjects, Studymaterials, Correspondence Course etc.Call WBCSMadeEasy™ at 9674493673 or mail us at [email protected] www.wbcsmadeeasy.in c-20 MSC(C)-8/le ,/ disinfection of drinking water by is used for recycling ..f.gt'rn. 1 8 L. The electric arc furnace municipalities is mostlY bY of Chlorination (A) Cu -(A) (B) Bromination (B) Zn (C) Boiling (C) Fe (D) UV radiation (D) Cr

caused The temporary hardness of u'ater is year -N. 182. CITES became effective from the by (A) 1e70 (A) Oxides (B) 1e7s -(B) Bicarbonates (c) 1e80 (C) Chlorides (D) 1e8s (D) SulPhates

188. The activated sludge trea&ent is carried 183. The unit of radioactivitY is out by (A) Co (A) high temperature (B) ci @) acidification (C) Cr (C) microbes (D) cq (D) moisture

184. The following waste comes under red L89. The country where paper recycling was category: initiated in the world is (A) metal (A) uK (B) drug (B) USA (C) oil waste (C) GermanY (D) food waste (D) France

L90. Mulching prevents the loss of 185. The ideal temperature for composting is (A) microbes (A) 3o'c - 40'c (B) moisture (B) 40'c - 50'c (C) mineral (c) 50'c - 60'c (D) organic matter (D) 60"c - 70'c

197. The potential energy of a molecule on the surface of a liquid tl/Anagabatpur compared to one inside the \/ projecr is for breeding liquid is 14) Marsh Crocodile (A) zero (B) Tigers (B) lesser (C) Black buck (C) equal (D) Dholes (D) greater

^_f. For a metallic wire, rheratio I t, =applied potential difference and i = current flowingl is =16, Maximum energy consumption in Asia is by (A) independent of temperature. (B) (A) India increases as the temperature rises. decreases (B) China -;K) as the temperature rises. (D) increases. or decreases Japan as the -.(C) temperature rises depending upon the (D) Pakistan metal.

tngamma ray emission J 7Al. from a nucleus (A) only proton number changes. L94. The golden rice contains ){E) only neutron number changes. (A) Viramin A (C) thereisnochangein theprotonnumber and neutron (B) Vitamin C nurnber. (D) Both the proton (C) Vitamin E number and the neutron number change. (D) Vitamin D 200. In radiactive decay process, the negatively charged emitted B particles are (A) the electrons present inside the 195. TheBtcottonis atransgenic crop withgene nucleus. transfer from (!) the electrons produced as a result of (A) virus the decay of neutrons inside the nucleus. (B) bacteria (C) the electrons produced (C) fungi as a result of collisions between atoms. (D) algae (D) None of the above

Space for Rough Work

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