MCQ’s Chapter 17 (Lab)

Some of Common Questions and Answers for Laboratory Technicians and Technologists.

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Questions 801 to 851

801. Volume of ACD solution used to collect 100 ml of blood is
     • 16ml ✔
     • 30ml
     • 28ml
     • Sml
802. Automatic tissue processing machine is called
     • Microtome
     • Histokinete ✔
     • Cryostat
     • Coulter counter
803. Which white blood cell shows fine violet coloured granules after Leishman’s staining ?
     • Neutrophils ✔
     • Eosinophils
     • Lymphocytes
     • Monocyte
804. Meliturea refers to the presence of
     • Sugar in urine ✔
     • Protein in urine
     • Blood in urine
     • Ketone bodies in urine
805. Cob-web appearance of CSF is seen in
     • Syphilis
     • Tubercular meningitis ✔
     • Malaria
     • Hepatitis
806. Hyponatremia is the term used to denote
     • low potassium level in blood
     • low sodium level in blood ✔
     • low calcium level in blood
     • low bicarbonate level in blood
807. Method used for the estimation of total protein in blood is
     • GOD-POD method
     • CHOD-PAP method
     • Biuret method ✔
     • Jaffe method
808. The test used to detect CSF protein is
     • Hay’s test
     • Smith’s test
     • Pandy’s test ✔
     • Hart’s test
809. Area of an improved Neubauer counting chamber is
     • 3mm?
     • 6mm?
     • 4mm?
     • 9mm?✔
810. Autoclave is an example of which of the following method of sterilization ?
     • Moist heat method ✔
     • Dry heat method
     • Filtration method
     • Radiation method

811. Erythropoiesis is the development of
     • Red blood cells ✔
     • Granulocytes
     • Agranulocytes
     • Platelets
812. Colony colour of lactose fermenting bacteria on MacConkey agar
     • Colourless
     • Pink ✔
     • Green
     • Black
813. Father of Microbiology is
     • Robert Koch
     • Joseph Lister
     • Edward Jenner
     • Louis Pasteur ✔
814. Van den Bergh reaction is used for estimation of
     • Total protein
     • Serum creatinine
     • Serum Bilirubin ✔
     • Serum uric acid
815. Among basic forces exist in nature the weakest is
     • Gravitational force ✔
     • Electromagnetic force
     • Strong nuclear force
     • Nuclear weak force
816. Unit of power is
     • Waitt ✔
     • Joule
     • Kilowatt hour
     • Newton
817. The property by which a body opposes the change in rotatory motion of a body about an axis
     • Angular momentum
     • Torque
     • Inertia
     • Moment of inertia ✔
818. Zero degree Celsius is equal to degree Fahrenheit.
     • 28 ✔
     • 32
     • 38
     • 42
819. Sound waves travel faster through
     • Solid ✔
     • Liquid
     • Gas
     • Vacuum
820. Light can pass along the optical fibre by mechanism
     • Refraction
     • Interference
     • Total internal reflection ✔
     • Diffraction
821. Heat radiations lies in the
     • Microwave region
     • Ultraviolet region
     • Infra-red region ✔
     • Visible region
822. Laws of electromagnetic induction was developed by
     • Einstein
     • Faraday ✔
     • Newton
     • Heisenberg
823. No magnetic flux lines passes through
     • Ferromagnetic material
     • Paramagnetic matenal
     • Ferri magnetic material
     • Dia magnetic material ✔
824. Lens used to correct short sight of an eye
     • Plane glass
     • Cylindrical lens
     • Convex lens
     • Concave lens ✔
825. Two electrons in the same atomic orbital is distinguished by their
     • Principal quantum number
     • Azimuthal quantum number
     • Magnetic quantum number
     • Spin quantum numbers ✔
826. Which of the following species have minimum size ?
     • O^-2
     • Mg²⁺
     • F^–
     •  Al⁺³ ✔
827. According to V.S.E.P.R. theory the shape of PC/, molecule is
     • Trigonal bipyramidal
     • Tetrahedral s ✔
     • Seesaw
     • Square planar
828. One method to remove temporary hardness is
     • Using washing soda
     • By Calgon process
     • Clark’s method s ✔
     • Permutit method
829. The group of elements which does not belong to Dobereiner triads is
     • (Li, Na, K)
     • (C, Si, Ge) ✔
     • (P, As, Sb)
     • (CI Br,l
830. Name the crystal system in which all the sides and all the angles are different.
     • Orthorhombic
     • Monoclinic
     • Triclinic s ✔
     • Hexagonal

831. Artificial graphite is prepared by
     • Acheson’s process s ✔
     • Deacon’s process
     • Dow’s process
     • Hall — Herault’s process
832. Kaolinite is the ore of
     • Copper
     • Iron
     • Aluminium ✔
     • Zinc
833. An electron transits from 7^th orbit to 3^rd orbit of Li²⁺ ion. The spectrum will occur in
     • U-V region
     • Visible region
     • Far Infra-red region
     • Near Infra-red region s ✔
834. Among the following which is not an interhalogen compound ?
     • ClF₃
     • BrF₅
     • ICl₃
     • FBr₃ ✔
835. Large empty cells found in the adaxial epidermis in grasses
     • Lerticel
     • Bulliform cell ✔
     • Subsidiary cell
     • Mesophyll cell
836. Diabetes insipidus is caused due to
     • Deficiency of insulin
     • Excess of insulin
     • Hyposecretion of ADH ✔
     • Hypersecretion of ADH
837. Excretory organ in insects is
     • Green gland
     • Malpigian tubules ✔
     • Nephrida
     • Protonephrida
838. Identify the 5 Carbon compound
     • CO₂
     • NADPH
     • RUBP ✔
     • PEP
839. Canary grass experiment related hormone
     • Auxin ✔
     • Gibberellin
     • ABA
     • Ethylene
840. Joint between Atlas and Axis
     • Pivotjoint ✔
     • Hing joint
     • Ball and Socket joint
     • Hinge joint
841. Downs Syndrome is related to
     • Nullisomy
     • Monosomy
     • Trisomy ✔
     • Tetrasomy
842. Biological glue is
     • Ligase ✔
     • Restriction
     • DNA polymerates
     • Permeate
843. Other than Green house gas
     • CO₂
     • CH₄
     • NO₂
     • NH₄✔
844. Basic unit of classification is
     • Family
     • Genes
     • Species ✔
     • Order
845. Haemoglobinopathies can be detected by doing
     1. Electrophoresis ✔
     2. Sahli’s method
     3. Flame photometer
     4. Cyan meth method
846. are seen in stool microscopy of an amoebic dysentry patient.
     1. Haematoidin crystals
     2. Charcot Leyden crystals ✔
     3. Fatty acid crystals
     4. Triple phosphate crystals
847. The condition where we get milky white urine
     1. Proteinuria
     2. Alkaptanuria
     3. Polyuria ✔
     4. Chyluria
848. Question24:-Urinometer is used to detect
     1. pH of urine
     2. colour of urine
     3. sp. gravity of urine
     4. urobilinogen ✔
849. Question25:-Total erythrocyte count is calculated by
     1. N x 1000
     2. N x 50
     3. N x 2000
     4. N x 10000 ✔
850. Question26:-What is the action of phenol in Hinglomann’s solution?
     1. lyses the RBC ✔
     2. stains the platelets
     3. fixes the cell
     4. prevents clotting

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