Chapter 17 – MCQs for Lab Technician and Technologists

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5000 Plus MCQs for Lab Technician and Technologists are designed to test the knowledge and proficiency of laboratory professionals who work in the field of clinical laboratory science. These questions cover a wide range of topics related to laboratory science, including anatomy, physiology, microbiology, chemistry, and hematology.

801 to 850 MCQs for Lab Technician and Technologist Exam Preparation

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Questions 801 to 850

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

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

Artificial graphite is prepared by
- Acheson’s process s ✔
- Deacon’s process
- Dow’s process
- Hall — Herault’s process
Kaolinite is the ore of
- Copper
- Iron
- Aluminium ✔
- Zinc
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 ✔
Among the following which is not an interhalogen compound ?
- ClF₃
- BrF₅
- ICl₃
- FBr₃ ✔
Large empty cells found in the adaxial epidermis in grasses
- Lerticel
- Bulliform cell ✔
- Subsidiary cell
- Mesophyll cell
Diabetes insipidus is caused due to
- Deficiency of insulin
- Excess of insulin
- Hyposecretion of ADH ✔
- Hypersecretion of ADH
Excretory organ in insects is
- Green gland
- Malpigian tubules ✔
- Nephrida
- Protonephrida
Identify the 5 Carbon compound
- CO₂
- NADPH
- RUBP ✔
- PEP
Canary grass experiment related hormone
- Auxin ✔
- Gibberellin
- ABA
- Ethylene
Joint between Atlas and Axis
- Pivotjoint ✔
- Hing joint
- Ball and Socket joint
- Hinge joint
Downs Syndrome is related to
- Nullisomy
- Monosomy
- Trisomy ✔
- Tetrasomy
Biological glue is
- Ligase ✔
- Restriction
- DNA polymerates
- Permeate
Other than Green house gas
- CO₂
- CH₄
- NO₂
- NH₄✔
Basic unit of classification is
- Family
- Genes
- Species ✔
- Order
Haemoglobinopathies can be detected by doing
1. Electrophoresis ✔
2. Sahli’s method
3. Flame photometer
4. Cyan meth method
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
The condition where we get milky white urine
1. Proteinuria
2. Alkaptanuria
3. Polyuria
4. Chyluria ✔
Question24:-Urinometer is used to detect
1. pH of urine
2. colour of urine
3. sp. gravity of urine ✔
4. urobilinogen
Question25:-Total erythrocyte count is calculated by
1. N x 1000
2. N x 50
3. N x 2000
4. N x 10000 ✔
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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The questions are typically designed to assess the technical skills and knowledge required for the laboratory profession, including the ability to analyze laboratory test results, perform laboratory procedures, and maintain laboratory equipment.

To prepare for these MCQs, candidates should have a thorough understanding of the key concepts and principles of laboratory science. They should also be familiar with common laboratory equipment and procedures, as well as laboratory safety protocols.

Candidates may also benefit from studying specific laboratory science textbooks or taking online courses that cover the material tested in the MCQs. Additionally, practicing sample MCQs and reviewing the answers can help candidates identify areas where they may need to improve their knowledge or skills.

Overall, the MCQs for lab technologists are designed to be challenging and comprehensive, requiring candidates to demonstrate a high level of proficiency in the field of laboratory science.

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