RRB Lab Superintendent Exam question paper 2019
“RRB Lab Superintendent Exam 2024 With Previous Year Question Paper Analysis & Important MCQs”
Post Name: Lab Superintendent Final Results
Date of the Exam: 20th July 2019
Exam Time: 12:30 PM to 02:00 PM
- What is the SI unit of frequency?
Alt 1 : dioptre
Alt 2 : hertz
Alt 3 : decibel
Alt 4 : ampere
Correct Alternative :- 2
- A spherical mirror whose reflecting surface is curved inwards and faces towards the centre
of the sphere is called a ________________ mirror
Alt 1 : plane
Alt 2 : spherical
Alt 3 : convex
Alt 4 : concave
Correct Alternative :- 4
- What is the radius of earth?
Alt 1 : 6.37 X 106 m
Alt 2 : 6.37 X 109 m
Alt 3 : 6.37 X 102 m
Alt 4 : 6.37 X 104 m
Correct Alternative :- 1
- The sound which is produced due to a mixture of several frequencies is called a
____________
Alt 1 : pitch
Alt 2 : note
Alt 3 : tone
Alt 4 : period
Correct Alternative :- 2
- What is the symbol of the element Aluminums?
Alt 1 : Am
Alt 2 : A
Alt 3 : Al
Alt 4 : Au
Correct Alternative :- 3
- Reactions in which energy is released to the surroundings are known as __________________
reactions
Alt 1 : Exothermic
Alt 2 : Endothermic
Alt 3 : Coupling
Alt 4 : Redox
Correct Alternative :- 1
- The phenomenon of change of a liquid into vapours at any temperature below its boiling
point is called ____________
Alt 1 : Precipitation
Alt 2 : Condensation
Alt 3 : Evaporation
Alt 4 : Sublimation
Correct Alternative :- 3
- The animals which lay eggs are called ______________ animals
Alt 1 : Oviparous
Alt 2 : Viviparous
Alt 3 :Ambiparous
Alt 4 : All the above
Correct Alternative :- 1
- Some diseases last for only very short period are called __________ diseases
Alt 1 : chronic
Alt 2 : acute
Alt 3 : endemic
Alt 4 : epidemic
Correct Alternative :- 2
- Who is the father of Medicine?
Alt 1 : Stephen Hales
Alt 2 : Robert Koch
Alt 3 : Robert Hooke
Alt 4 : Hippocrates
Correct Alternative :- 4
- In a certain code language, if ALERT is coded as ODHWU, then how is DEBUT coded in that
language?
Alt 1 : GHEXW
Alt 2 : HGEWX
Alt 3 : XYFIH
Alt 4 : WVYFG
Correct Alternative :- 2
- “Find the next number in the series.
1, 2, 6, 21, 88, ?”
Alt 1 : 345
Alt 2 : 445
Alt 3 : 436
Alt 4 : 472
Correct Alternative :- 2
- In this question, relationship between different elements is shown in the statement. This
statement is followed by three conclusions. Assume the given statement to be true and choose
the answer from the given options:
Statement: B > R = E < A < D
Conclusions:
- i) B < A
- ii) R < D
iii) E > B
Alt 1 : Only i) and ii) follow
Alt 2 : Only ii) follows
Alt 3 : Only i) and iii) follow
Alt 4 : All follow
Correct Alternative :- 2
- A girl stands on the lawn facing South direction. She turns 45 degrees in clockwise direction
and 135 degrees in anti-clockwise direction. Which direction is she facing now?
Alt 1 : West
Alt 2 : East
Alt 3 : North
Alt 4 : South
Correct Alternative :- 2
- On dividing a number by 301, we get 42 as remainder. On dividing the same number by 43,
what will be the remainder?
Alt 1 : 42
Alt 2 : 34
Alt 3 : 0
Alt 4 : 24
Correct Alternative :- 1
- Two bells ring at intervals of 74 seconds and 44 seconds. If they both ring at 10 O’clock in
the morning together, after how many seconds will they ring together again?
Alt 1 : 1528
Alt 2 : 1628
Alt 3 : 1728
Alt 4 : 1828
Correct Alternative :- 2
- The ratio of number of girls to boys in a school of 2160 students is 23:25. How many more
girls should be admitted to make the ratio 1:1?
Alt 1 : 86
Alt 2 : 88
Alt 3 : 90
Alt 4 : 92
Correct Alternative :- 3
- 1150 boys and 850 girls are examined in a test; 42% of the boys and 36% of the girls pass the
test. The percentage of the total who failed is
Alt 1 : 54.55
Alt 2 : 56.55
Alt 3 : 58.55
Alt 4 : 60.55
Correct Alternative :- 4
- A train passes a station platform in 38 seconds and a man standing on the platform in 22
seconds. If the speed of the train is 29 m/s, what is the length of the platform? (meter)
Alt 1 : 464
Alt 2 : 474
Alt 3 : 484
Alt 4 : 494
Correct Alternative :- 1
- By selling a CPU for Rs.4945, a man makes a profit of 15%. At what price should he sell it to
make a profit of 25%? (inRs.)
Alt 1 : 5275
Alt 2 : 5375
Alt 3 : 5475
Alt 4 : 5575
Correct Alternative :- 2
- Annu Rani won silver medal in which sport of Asian Athletics Championships 2019?
Alt 1 : Javelin Throw
Alt 2 : 100m Sprint
Alt 3 : Marathon
Alt 4 : Table Tennis
Correct Alternative :- 1
- RanaPratapSagar Dam is located in which State?
Alt 1 : Rajasthan
Alt 2 : Karnataka
Alt 3 : Sikkim
Alt 4 : Tamil Nadu
Correct Alternative :- 1
- Lucknow city is situated on the bank of the river
Alt 1 : Tapti
Alt 2 :Musi
Alt 3 : Yamuna
Alt 4 :Gomti
Correct Alternative :- 4
- World Heritage Site ‘Ajanta Caves’ is situated in which of the following States?
Alt 1 : Madhya Pradesh
Alt 2 : Gujarat
Alt 3 : Maharashtra
Alt 4 : Odisha
Correct Alternative :- 3
- Who among the following freedom fighters gave the slogan ‘Do or Die’?
Alt 1 : Jawaharlal Nehru
Alt 2 :Sardar Patel
Alt 3 :LalaLajpatRai
Alt 4 : Mahatma Gandhi
Correct Alternative :- 4
- Who appoints the Judges of the Supreme Court of India?
Alt 1 : The Chief Justice of Supreme Court
Alt 2 : The Parliament
Alt 3 : The Prime Minister
Alt 4 : The President
Correct Alternative :- 4
- Who is the Chairman of all the Zonal Councils?
Alt 1 : The Judge of High Court
Alt 2 : Member of the Legislative Assembly
Alt 3 : Union Home Minister
Alt 4 : The President
Correct Alternative :- 3
- What is the full form of ‘NITI’ in NITI Aayog?
Alt 1 : National Institute for Training India
Alt 2 : National Institution for Transforming India
Alt 3 : National Institute of Teaching India
Alt 4 : National Institute of Think tank of India
Correct Alternative :- 2
- Which of the following rays penetrate the ozone layer in attenuated form and reach the
earth?
Alt 1 : X-rays
Alt 2 : Gamma Rays
Alt 3 : Microwaves
Alt 4 : Ultraviolet B
Correct Alternative :- 4
- The Aga Khan trophy is related to which of the following games/sports?
Alt 1 : Judo
Alt 2 : Hockey
Alt 3 : Polo
Alt 4 : Bridge
Correct Alternative :- 2
- Microbes living in complete harmony with the host without causing any damage are
known as:
Alt 1 : Pathogens
Alt 2 : Microbes
Alt 3 : Commensals
Alt 4 : Virulent organism
Correct Alternative :- 3
- Name the anticoagulant present in the tube shown in the image:
Alt 1 : Sodium citrate
Alt 2 : EDTA
Alt 3 : Sodium fluoride
Alt 4 : Heparins
Correct Alternative :- 1
- The balance used to measure near-accurate values is:
Alt 1 : Physical balance
Alt 2 : Open two-pan balance
Alt 3 : Analytical electronic weighning balance
Alt 4 : None of the above
Correct Alternative :- 3
- The arrow mark point to which part of the analyser as shown in the image?
Alt 1 : Switch plate
Alt 2 : Display
Alt 3 : Printer
Alt 4 : The probe in which the sample is introduced
Correct Alternative :- 4
- When drawing blood from a patient, which is a key consideration to avoid preanalytical
errors?
Alt 1 : Draw the correct volume of blood
Alt 2 : Mix the tube containing anticoagulants immediately after specimen collection
Alt 3 : Allow at least 20 minutes for blood clotting to get serum
Alt 4 : All of the above
Correct Alternative :- 4
- Name the part marked by the arrow as shown in the image.
Alt 1 : Reagent tray
Alt 2 : Sample probe
Alt 3 : Cuvette
Alt 4 : Reaction tube
Correct Alternative :- 2
- Which sample is NOT suitable for electrolyte analysis?
Alt 1 :Hemolysed sample
Alt 2 : Serum sample
Alt 3 : Whole blood with heparin
Alt 4 : Arterial blood
Correct Alternative :- 1
- Identify the instrument shown in the image.
Alt 1 : Glucometer
Alt 2 : ELISA reader
Alt 3 : Semi auto analyser
Alt 4 : None of the above
Correct Alternative :- 2
- Which is the best choice of automatic analysers?
Alt 1 : Continuous flow analyser
Alt 2 : Random access analyser
Alt 3 : Semi-auto analyser
Alt 4 : Batch analyser
Correct Alternative :- 2
- The disinfectant commonly applied on the site of blood collection is:
Alt 1 : 70% ethanol
Alt 2 : Acetone
Alt 3 : HCL
Alt 4 : Sodium carbonate
Correct Alternative :- 1
- Synovial fluid is collected from the:
Alt 1 : Joints
Alt 2 : Pericardium
Alt 3 : Pleural cavity
Alt 4 : Abdomen
Correct Alternative :- 1
- Which one of the following does not include routine liver function test?
Alt 1 : Bilirubin
Alt 2 : Bile acids
Alt 3 : SGOT
Alt 4 : Alkaline phosphatase
Correct Alternative :- 2
- The reagent used in the estimation of bilirubin is _____
Alt 1 : Peroxide reagent
Alt 2 : Urease reagent
Alt 3 :Diazo reagent
Alt 4 : Methylene reagent
Correct Alternative :- 3
- Hormone assays using immunoassay techniques require all except
Alt 1 : Serum sample
Alt 2 : Calibrators
Alt 3 : Washing solution
Alt 4 : Tap water
Correct Alternative :- 4
- Which one of the following tests does not form part of the glucose tolerance test?
Alt 1 : Fasting blood glucose
Alt 2 : Blood urea
Alt 3 : One-hour blood glucose
Alt 4 : Urine reducing sugar
Correct Alternative :- 2
- Un-iced blood samples taken for blood gas analysis should be analysed within:
Alt 1 : 1 hour
Alt 2 : 30 minutes
Alt 3 : 2 hours
Alt 4 : 45 minutes
Correct Alternative :- 2
- Acid phosphatase estimation is done in the disease related to
Alt 1 : Thyroid
Alt 2 : Brain
Alt 3 : Prostate
Alt 4 : Intestine
Correct Alternative :- 3
- Cerebrospinal fluid samples are collected by
Alt 1 : Lab technician
Alt 2 : Physician
Alt 3 : Staff nurse
Alt 4 : Ward boy
Correct Alternative :- 2
- The normal level of reticulocytes in adults is:
Alt 1 : 5 to 6%
Alt 2 : 0.5 to 2.5 %
Alt 3 : 2 to 4%
Alt 4 : 4 to 5%
Correct Alternative :- 2
- The normal range of packed cell volume (PCV) is:
Alt 1 : 25 to 30 %
Alt 2 : 20 to 25%
Alt 3 : 45 to 65%
Alt 4 : 35 to 48%
This Question is dropped for evaluation due to “No answer key”.
- Simultaneous presence of anemia, leukopenia and thrombocytopenia is called
Alt 1 : Pancytopenia
Alt 2 :Megaloblasticanemia
Alt 3 :Hemolyticanemia
Alt 4 : Sickle cell anemia
Correct Alternative :- 1
- Microscopic examination of urine is done to find out:
Alt 1 : RBCs
Alt 2 : Pus cells
Alt 3 : Casts
Alt 4 : All of the above
Correct Alternative :- 4
- Sample used for platelet counting is
Alt 1 : Serum
Alt 2 : Plasma
Alt 3 : Citrated blood
Alt 4 : EDTA blood
Correct Alternative :- 3,4
This Question is dropped for evaluation due to “Multiple answer key”.
- Abnormal proliferation of hematopoietic cells is called
Alt 1 : Pancytopenia
Alt 2 :Leukemia
Alt 3 :Anemia
Alt 4 : All of the above
Correct Alternative :- 2
- The acid hematin method of estimation of hemoglobin is also known as the:
Alt 1 : Colorimetric method
Alt 2 : Automated method
Alt 3 :Sahli’s method
Alt 4 : None of the above
Correct Alternative :- 3
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- Normal level of total protein present in cerebrospinal fluid is
Alt 1 : 25 to 80 mg/dL
Alt 2 : 15 to 60 mg /dL
Alt 3 : 100 to 120mg/dL
Alt 4 : 90 to 110mg/dL
Correct Alternative :- 2
- Which one of the following is the parent cell of platelets?
Alt 1 : Granulocytes
Alt 2 :Lymphoblasts
Alt 3 : Megakaryocytes
Alt 4 : Erythroblast
Correct Alternative :- 3
- Normal level of MCH (mean corpuscular hemoglobin) is
Alt 1 : 59.5 ± 205pg per cell
Alt 2 : 39.5 ± 2.5pg per cell
Alt 3 : 79.5 ± 2.5pg per cell
Alt 4 : 29.5 ± 2.5pg per cell
Correct Alternative :- 4
- Finger prick is used to determine
Alt 1 : Bleeding time
Alt 2 :Prothrombin time
Alt 3 :aPTT
Alt 4 : None of the above
Correct Alternative :- 1
- Rh typing is based on the D-antigen present in:
Alt 1 : Platelets
Alt 2 : RBC
Alt 3 : Lymphocytes
Alt 4 :Eosinophils
Correct Alternative :- 2
- Which of the following personnel work for a blood bank?
Alt 1 : Medical officer
Alt 2 : Technician
Alt 3 : Nurse
Alt 4 : All of the above
Correct Alternative :- 4
- Which one of the following does not include in blood bank registers?
Alt 1 : Donor register
Alt 2 : Stock register
Alt 3 : Male and female register
Alt 4 : Issue register
Correct Alternative :- 3
- Which one of the following does not include criteria for blood donors?
Alt 1 : Age between 18 to 50 years
Alt 2 : HB more than 12.5%
Alt 3 : Monthly blood donation allowed
Alt 4 : Weight more than 45 kg
Correct Alternative :- 3
- ESR equipment is known as:
Alt 1 :Sahli’s tube
Alt 2 : Centrifuge
Alt 3 :Vacutainer
Alt 4 :Westegren’s tube
Correct Alternative :- 4
- Name the graph shown in the image:
Alt 1 :Levey-Jennings chart
Alt 2 : Accuracy chart
Alt 3 : Precision chart
Alt 4 : Standardisation chart
Correct Alternative :- 4
- The method used to measure the rate of a reaction is ________
Alt 1 : Principle method
Alt 2 : End point method
Alt 3 : Kinetic method
Alt 4 :Immuno method
Correct Alternative :- 3
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- In which of the following staining method, only methylene blue or carbolfuchsin is used?
Alt 1 :Supravital stain
Alt 2 : Simple staining
Alt 3 :Leishman staining
Alt 4 : PAS stain
Correct Alternative :- 2
- The amount of anticoagulant in a CPD-A 300 ml blood collection bag is:
Alt 1 : 25 ml
Alt 2 : 35 ml
Alt 3 : 40 ml
Alt 4 : 45ml
This Question is dropped for evaluation due to “No answer key”.
- The Maximum Permissible Dose for the whole body for radiation workers is:
Alt 1 : 10 mRem/year
Alt 2 : 8 mRem/year
Alt 3 : 5 mRem/year
Alt 4 : 15 mRem/year
Correct Alternative :- 3
- The plasma membrane of muscle cells is known as the:
Alt 1 : Pericardium
Alt 2 : Pleural membrane
Alt 3 : Sarcolemma
Alt 4 : Diaphragm
Correct Alternative :- 3
- Cerebrospinal fluid flows through the:
Alt 1 : Sub dural space
Alt 2 :Pia mater
Alt 3 : Sub arachnoid space
Alt 4 : None of the above
Correct Alternative :- 3
- Hormone secreted by the anterior pituitary does not include ____________
Alt 1 : Thyroid stimulating hormone
Alt 2 :Parathormone
Alt 3 :Adrenocortico tropic releasing hormone
Alt 4 : Gonadotropin releasing hormone
Correct Alternative :- 3,4
This Question is dropped for evaluation due to “Multiple answer key”.
- Which one of the following is not lymphoid organs?
Alt 1 : Thymus
Alt 2 : Liver
Alt 3 : Bone marrow
Alt 4 : Lymph node
Correct Alternative :- 2
- A specific molecule that binds to a receptor is called a _____ of the receptor.
Alt 1 : Ion
Alt 2 : Carrier
Alt 3 : Ligand
Alt 4 : Linkers
Correct Alternative :- 3
- Which one of the following does not include in maintenance of biosafety cabinets?
Alt 1 : Should not be loaded with unnecessary items
Alt 2 : Regular decontamination should be done
Alt 3 : Work can be done near the front of the cabinet
Alt 4 : Avoid bringing hands and arms out of the cabinet while working
Correct Alternative :- 3
- Which section of a clinical laboratory deals with the assessment of different cells in blood?
Alt 1 : Biochemical analysis
Alt 2 : Haematology
Alt 3 : Serology
Alt 4 : Specimen collection
Correct Alternative :- 2
- Which of the following records should be retained in a laboratory?
Alt 1 : Quality control records
Alt 2 : Instrument maintenance records
Alt 3 : Blood donor records
Alt 4 : All of the above
Correct Alternative :- 4
- Chemicals which liquefy when exposed to air are called:
Alt 1 : Primary standard
Alt 2 : Buffer
Alt 3 : Hygroscopic
Alt 4 : Reagent mixture
Correct Alternative :- 3
- The reagent used in the estimation of glucose is:
Alt 1 : Urease reagent
Alt 2 : Hexokinase reagent
Alt 3 : Jaffe’s reaction
Alt 4 : None of the above
Correct Alternative :- 2
- All special types of investigations use:
Alt 1 : Distilled water
Alt 2 : Type 3 reagent grade water
Alt 3 : Type 2 reagent grade water
Alt 4 : Type 1 reagent grade water
Correct Alternative :- 4
- Which of the following helps to keep a reagent or chemical dry?
Alt 1 : Amber bottles
Alt 2 : Desiccators
Alt 3 : Test tubes
Alt 4 : Plastic bottles
Correct Alternative :- 2
- Precautions followed against biohazards include:
Alt 1 : Prevention of self-injury during specimen collection
Alt 2 : Decontamination of laboratory instruments regularly
Alt 3 : Immunization of laboratory personnel
Alt 4 : All of the above
Correct Alternative :- 4
- A fragment of tissue taken out of an organ from living person for examination is called:
Alt 1 : Adhesion
Alt 2 : Cryostat
Alt 3 : Smear
Alt 4 : Biopsy
Correct Alternative :- 4
- The commonly used fixative for slide preparation is:
Alt 1 : Benedict’s reagent
Alt 2 : Distilled water
Alt 3 : Formalin
Alt 4 : None of the above
Correct Alternative :- 3
- Anti-immunoglobulin is also known as
Alt 1 : Coomb’s serum
Alt 2 : Local serum
Alt 3 :Cryo serum
Alt 4 : None of the above
Correct Alternative :- 1
- Which one of the following does NOT include in various aspects of quality control in blood
banks?
Alt 1 : All the reagents should be clear without any turbidity
Alt 2 : The Rho(D) antigen should be checked with only the positive control
Alt 3 : Working of refrigerators, centrifuges and water baths should be checked periodically
Alt 4 : Records of validation, quality control and staff training procedures must be maintained
Correct Alternative :- 2
- Samples of skin scrapings are obtained using:
Alt 1 : A sharp needle
Alt 2 : A blunt scalpel
Alt 3 : A knife
Alt 4 : Cotton
Correct Alternative :- 2
- Which of the following specimens is tested for parasites?
Alt 1 : Urine
Alt 2 : Blood
Alt 3 : Urine and Blood
Alt 4 : None of the above
Correct Alternative :- 3
- Which of the following cultures is difficult to maintain?
Alt 1 : Aerobic
Alt 2 :Capnophilic
Alt 3 :Anerobic
Alt 4 : All of the above
Correct Alternative :- 3
- Staining of mycobacterium leprae requires:
Alt 1 : 10% sulfuric acid
Alt 2 : 12% sulfuric acid
Alt 3 : 5% sulfuric acid
Alt 4 : None of the above
Correct Alternative :- 3
- Nigrosin solution is used for
Alt 1 : Gram staining
Alt 2 : Acid fast staining
Alt 3 : Simple staining
Alt 4 : Negative staining for capsules
Correct Alternative :- 4
- Which of the following are catalase producing bacteria?
Alt 1 : Streptococci
Alt 2 : Staphylococci
Alt 3 : Parasites
Alt 4 : Nematodes
Correct Alternative :- 2
- Which one of the following is NOT a solid culture media?
Alt 1 : Blood agar
Alt 2 : Nutrient agar
Alt 3 : Selenite F broth
Alt 4 : None of the above
Correct Alternative :- 3
- Which one of the following is NOT the characteristics of the BACTEC system?
Alt 1 : The selection of culture bottles depends on the clinical history of the patient
Alt 2 : It uses miniaturised biochemical strips
Alt 3 : Bacterial subcultures can be processed for identification of organisms based on
biochemical reactions
Alt 4 : Biochemical analysis results are not displayed
Correct Alternative :- 4
- What temperature is maintained in a bacterial incubator?
Alt 1 : 20 degrees Celsius
Alt 2 : 28 degrees Celsius
Alt 3 : 37 degrees Celsius
Alt 4 : 45 degrees Celsius
Correct Alternative :- 3
- The device which maintains the set temperature in a hot air oven is called:
Alt 1 : Chamber
Alt 2 : Steel door
Alt 3 : Indicator
Alt 4 : Thermostat
Correct Alternative :- 4
- Rice water stool is a characteristic feature of
Alt 1 : Cholera
Alt 2 :Steatorrhea
Alt 3 : Bacterial infection
Alt 4 : Constipation
Correct Alternative :- 1
- The unit of length is:
Alt 1 : Kilogram
Alt 2 : Mole
Alt 3 : Metre
Alt 4 : Seconds
Correct Alternative :- 3
- Components of professional socialization include:
Alt 1 : Knowledge and skills
Alt 2 : Attitudes
Alt 3 : Professional values
Alt 4 : All of the above
Correct Alternative :- 4
- The incubation period for the hepatitis B virus within the body is ________
Alt 1 : 45 to 180 days
Alt 2 : 20 to 30 days
Alt 3 : 10 to 20 days
Alt 4 : 30 to 80 days
Correct Alternative :- 1
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