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Objective Questions

Latest WBPDCL Chemist Exam Question (Objective Questions), MCQ in English

Subjects : General Aptitude, Professional Knowledge, Bengali

Question Bank WBPDCL Chemist Exam - English
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General Aptitude

Question 1Single Answer
Yojna a weekly journal
  1. AMinistry of Finance        
  2. BMinistry of Information and Broadcastin
  3. CMinistry of Rural Development
  4. DPlanning Commission
Question 2Single Answer
Kurukshetra a journal on rural development is published by
  1. AMinistry of Finance 
  2. BMinistry of Information and Broadcastin
  3. CMinistry of Rural Development
  4. DPlanning Commission
Question 3Single Answer
Devaluation of a currency means
  1. AFixing the value of the currency in conjuction with the movement in the value of a basket of predetermined currencies
  2. BReduction in the value of a currency vis-à-vis major internationally traded currencies
  3. CFixing the value of currency in multilateral consultaion with the IMF the World Bank and major trading partners
  4. DPermitting the currency to seek its worth in the international market
Question 4Single Answer
In India rural incomes are generally lower than the urban incomes, which of the following reasons account for this
            1. a large number of farmers are illiterate and know little about scientific agriculture
            2. prices of primary products are lower than those of manufactured products
            3. Investments in agriculture has been low when compared to investment in industry
  1. A1 and 3
  2. B2 and 3
  3. C1 and 2
  4. D1,2 and 3
Question 5Single Answer
I go to Madurai by —– Vaigai Express
  1. Aa
  2. Ban
  3. Csome
  4. Dthe
Question 6Single Answer
Have the car stolen!
  1. ASteal the car
  2. BYou should have the stolen car
  3. CGet someone to steal the car
  4. DThey have stolen the car
Question 7Single Answer
The payment was collected by the hardworking salesman.
  1. AThe hardworking salesman collected the payment.
  2. Bthe salesman who worked heard was able to collect the payment.
  3. Cto collect the payment the salesman had to work hard.
  4. DThe hardworking salesman was able to collect the payment.
Question 8Single Answer
How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
  1. ATwo
  2. BThree
  3. CFive
  4. DFour
  5. ENone of these
Question 9Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
  1. ATrue
  2. BFalse
  3. CUncertain
  4. DNone
Question 10Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.
  1. AA
  2. BE
  3. CT
  4. DX
  5. EY
Question 11Single Answer
Direction : Each of the questions below consists of a question and two statements numbered (I) and (II) given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give answer  :
How many employees of bank ‘X’ opted for VRS ?
(I) 18% of the 950 officer cadre employees and 6% of the 1100 of all other cadre employees opted for VRS.
(II) 28% of the employees in the age group of 51 to 56 and 17% of the employees in all other age groups opted for VRS.
  1. AStatement (I) ALONE is sufficient, but statement (II) alone is not sufficient
  2. BStatement (II) ALONE is sufficient, but statement (I) alone is not sufficient
  3. CBOTH statements TOGETHER are sufficient, but NEITHER statement alone is sufficient
  4. DEACH statement ALONE is sufficient
Question 12Single Answer
Direction : Each of the questions below consists of a question and two statements numbered (I) and (II) given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give answer  :
The area of a playground is 1600 square meters. What is its perimeter ?
(I) It is a perfect square playground
(II) It costs Rs.3200 to put a fence around the playground at the rate of Rs.20 per meter.
  1. AStatement (I) ALONE is sufficient, but statement (II) alone is not sufficient
  2. BStatement (II) ALONE is sufficient, but statement (I) alone is not sufficient
  3. CBOTH statements TOGETHER are sufficient, but NEITHER statement alone is sufficient
  4. DEACH statement ALONE is sufficient
Question 13Single Answer
Direction : Each of the questions below consists of a question and two statements numbered (I) and (II) given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give answer  :
What is the value of m – n ÷ 37 ?
(I) m is the largest possible six-digit number and n is the smallest possible six-digit number.
(II) The difference between m and n is known.
  1. AStatement (I) ALONE is sufficient, but statement (II) alone is not sufficient
  2. BStatement (II) ALONE is sufficient, but statement (I) alone is not sufficient
  3. CBOTH statements TOGETHER are sufficient, but NEITHER statement alone is sufficient
  4. DEACH statement ALONE is sufficient
Question 14Single Answer
The first Metro Railway Service in Kolkata began in the year
  1. A1984
  2. B1981
  3. C1975
  4. D1979
Question 15Single Answer
Kolkata - Mumbai National Highway via Agra is known as
  1. ANH-5
  2. BNH-8
  3. CNH-3
  4. DNH-6
Question 16Single Answer
Bongaon and Kolkata is connected by
  1. ANH-35
  2. BNH-02
  3. CNH-06
  4. DNH-32
Question 17Single Answer
The headquarter of the Eastern Railway is located at
  1. ARanchi
  2. BKharagpur
  3. CDispur
  4. DKolkata
Question 18Single Answer
What is the name of the next phase of India’s semiconductor programme notified by the Government in August 2026?
  1. AChip India 3.0
  2. BIndia Chip Mission
  3. CSemicon 2.0
  4. DSemiconductor Bharat
Question 19Single Answer
Which country conferred its highest honour for foreign leaders, the ‘Oliy Darajali Do‘stlik Order’, on Prime Minister Narendra Modi?
  1. AKazakhstan
  2. BKyrgyzstan
  3. CUzbekistan
  4. DTajikistan
Question 20Single Answer
Where was the 2026 SCO Leaders’ Summit held?
  1. ATashkent
  2. BBishkek
  3. CDushanbe
  4. DAstana

Professional Knowledge

Question 21Single Answer
Which of the following is not a synthetic fibre:
  1. AAnygora
  2. BRayon
  3. CNylon
  4. DPolyster
Question 22Single Answer
Which one of the following is not contained in Portland cement ?
  1. ACa3Al2O6
  2. BCa3SiO5
  3. CCa2Si­O4
  4. DCa3(PO4)2
Question 23Single Answer
What is the reson for white cement to be white ?
  1. AIt does not contain carbon
  2. BIt does not contain silicon
  3. CIt does not contain iron
  4. DIt does not contain calcium
Question 24Single Answer
Which fertilizer is assimilated directly by the plant ?
  1. ASuper phosphate
  2. BNitrolim
  3. CMuriate of Potash
  4. DHumus
Question 25Single Answer
Which of the following chemicals is used in foam fire extinguishers ?
  1. AAluminium sulphate
  2. BCopper sulphate
  3. CCobalt sulphate
  4. DNickel sulphate 
Question 26Single Answer
What is a mixture of potassium nitrate, powdered charcoal and sulphur called ?
  1. AGlass
  2. BCement
  3. Cpaint
  4. DGun powder
Question 27Single Answer
Which one of the following chemicals is used in beauty parlours for hair – setting ?
  1. ASulphur based
  2. BPhosphorus based
  3. CSilicon based
  4. DIron based 
Question 28Single Answer
Which one of the following is used as a mordant in dyeing and tanning industry ?
  1. AMagnesium oxide
  2. BMagnesium carbonate
  3. CMagnesium chloride
  4. DMagnesium sulphate
Question 29Single Answer
Which one of the following substances is used in the manufacture of safety matches ?
  1. ARed phosphorus
  2. BWhite phosphorus
  3. CPhosphorus trioxide (P2O3)
  4. DBlack phosphorus
Question 30Single Answer
Which one of the following polymeric materials is used for making bullet proof jacket ?
  1. ANylon –6, 6
  2. BRayon
  3. CKevlar
  4. DDacron
Question 31Single Answer
Which one of the following is another name of RDX
  1. ACyanohydrin
  2. BDextran
  3. CCyclohexane
  4. DCyclonite
Question 32Single Answer
Which one of the following is used as an explosive ?
  1. APhosphorus trichloride
  2. BMercuric oxide
  3. CGraphite
  4. DNitroglycerine
Question 33Single Answer
Flint glass is obtained from which of the following ?
  1. AZinc and barium borosilicate
  2. BSand, red lead and potassium carbonate
  3. CSodium aluminium borosilicate
  4. DPure silica and zinc oxide
Question 34Single Answer
Which one of the following correctly defines the state of glass ?
  1. ACrystalline solid
  2. BSuper cooled liquid
  3. CCondensed gas
  4. DLiquid crystal
Question 35Single Answer
Which one of the following is not used as fertilizer ?
  1. AAmmonium nitrate
  2. BAmmonium sulphide
  3. CAmmonium phosphate
  4. DAmmonium sulphate   
Question 36Single Answer
Which one of the following elements is needed in the human body to transfer electrical signals by nerve cells ?
  1. ALithium
  2. BSodium
  3. CRubidium
  4. DCaesium
Question 37Single Answer
Which one of the following is NOT true for bleaching powder ?
  1. AIt is used as a reducing agent in chemical industries
  2. BIt is used for bleaching wood pup in paper factories
  3. CIt is used for disinfecting drinking water
  4. DIt is used for bleaching linen in textile industry
Question 38Single Answer
Hard glass having the same ingredientsas soft glass excepts.
  1. Ahard glass have Na in place of K
  2. Bhard glass having K in place of Na
  3. Chard glass having both Na and K
  4. DNone of the above
Question 39Single Answer
A complete fertilizer provides
  1. AN,P, K
  2. BS, K, N
  3. CS, B, K
  4. DN, S, P
Question 40Single Answer
Antacids are commonly used to get rid of acidity in the Stomach. A commonly used antacid is.
  1. Asodium hydrogen phthalate
  2. Bmagnesium hydroxide  
  3. Ccalcium hydroxide
  4. Dmanganese acetate
Question 41Single Answer
Annealing of glass is done to.
  1. Amake it brittle
  2. Bmake it opaque
  3. Cmake it transparent
  4. DNone of the above
Question 42Single Answer
Petrochemicals are obtained from.
  1. Acoal
  2. Bpetroleum
  3. Ccoal tar
  4. DAll of these
Question 43Single Answer
The use of chemicals for treatment of diseases is called as.
  1. Aisothermotherapy
  2. Bangiotherapy
  3. Cphysiotherapy
  4. Dchemotherapy
Question 44Single Answer
Which of the following is a hypnotic drug ?
  1. Aluminal
  2. Bsalol
  3. Ccatechol
  4. Dchemisol
Question 45Single Answer
Teflon is a polymer of which of the following monomers ?
  1. ATetrafluoroethylene
  2. BVinyl chloride
  3. CAcetylene dichloride  
  4. DNone of the above/More than one of the above
Question 46Single Answer
LPG used as domestic fuel chiefly contains–
  1. AMethane
  2. BPropane
  3. CEthylene
  4. DButane
  5. ENone of the above/More than one of the above     
Question 47Single Answer
Glass is a.
  1. Aliquid
  2. Bcolloid
  3. Cnon–crystalline amorphous solid
  4. Dcrystalline solid
Question 48Single Answer
Which one of the following acids is used for etching glass ?
  1. AH2SO4
  2. BHNO3
  3. CHF
  4. DHCI
Question 49Single Answer
What is the purpose of adding plasticizers in paint manufacturing process ?
  1. AThey act as a film–forming constituent
  2. BThey reduce the viscosity
  3. CThey prevent the polymerization and condensation
  4. DThey provide elasticity to the film and minimize its cracking
Question 50Single Answer
Which raw material is used in the preperation of soft glass ?
  1. AK2CO3, SiO2, CaCO3
  2. BK2CO3, SiO2, PbCO3
  3. CNa2CO3, SiO2, CaCO3
  4. DNa2CO3, SiO2, PbO
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