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.
3151 to 3200 MCQs for Lab Technician and Technologist Exam Preparation
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Questions 3151 to 3200
- On Mac Conkey’s medium Esch. Coli forms
- Colorless colonies
- Greenish pigmentation
- Pink coloured colonies ✔️
- Medusa head appearance
- C.diphtheriae requires
- LJ medium
- Mac Conkey’s medium
- Potassium tellurite medium ✔️
- PDA medium
- Culture medium for Mycobacterium tuberculosis
- LJ medium ✔️
- Mac Conkey’s medium
- Wilson blair medium
- None of these
- Lepra bacillus is best cultured on
- Armadillo’s brain
- Foot pad of mice ✔️
- Liver of guinea pig
- Any of the above
- Culture medium for clostridia spp.
- 76 Lower stein Jensen’s medium
- Mac Conkey’s medium
- Robertson’s cooked meat medium ✔️
- None of these
- Clsotridium welchii is positive for
- Elek’s gel precipitation test
- Nagler’s test ✔️
- Weil felix test
- Bacitracin test
- Nagler’s reaction detects
- Coagulase
- Hyaluronidase
- Lecithinase ✔️
- None of these
- Incubation period of Cl. welchii is
- 8-12 hours ✔️
- 7-10 hours
- 5-7 hours
- 2-4 hours
- The average incubation period of tetanus is
- 2-3 days
- 7-10 days ✔️
- 14-21 days
- 3-4 weeks
- Salt agar is used for
- Streptococcus
- Staphylococcus ✔️
- Vibrio
- Shigella
- Culture medium of Leishmania is
- Sabousand’s medium
- NNN medium ✔️
- Wilson Blair medium
- Czapek – dox medium
- A simple asexual spore which develops by budding is known as
- Chlamydospore
- Blastospore ✔️
- Arthospore
- Conidia
- Culture medium used for fungus is
- Sabouraud’s medium
- Nutrient agar ✔️
- Nutrient broth
- Minimal agar medium
- For ster i l izat ion of fermentat ion equipment the method followed is
- Radiation
- Chemicals
- Heating
- All of these ✔️
- D.pneumoniae can be cultivated in
- Glucose broth
- Serum broth
- Agar and blood agar
- Chocolate agar
- All of these ✔️
- D.pneumoniae can be identified by
- Microscopic exam
- Culture of sputum/blood
- Animal inoculation
- All of these
- None of these ✔️
- The diagnosis of tuberculosis is carried out by
- Emulator
- Antiformin method
- Petroff’s method
- Concentration method
- All of these ✔️
- The size of the virus can be determined by
- Micrography
- Ultra-centrifugation at high speed
- Ultra-filteration
- All of these ✔️
- Differential staining of bacteria spore is related to
- Albert’s staining
- Lugol’ s staining
- Moller’s staining ✔️
- Indian ink preparation
- Electron microscope studies does not help in identifying the section of bacterial spore
- Core
- Spore cortex
- Capsule ✔️
- All of these
- Wilson and Blair bismuth sulphite medium is used for the growth
- Salmonella typhi ✔️
- Shigella dysenteriae
- Vibrio cholerae
- E. coli
- Which Rickettsia can be grown on blood agar media?
- Lactobacilli ✔️
- Streptobacillus
- Bacillus anthrax
- Vibrio cholerae
- When a bacterial cell and mitochondria are treated with cyanide and carbon monoxide what happens initially?
- Respiration inhibits ✔️
- Photosynthesis inhibits
- Protein synthesis inhibits
- No effect occurs
- Which virus was first observed?
- Hepatitis Virus
- TMV ✔️
- Cauliflower mossaic virus
- None of these
- The most important energy-yielding reaction for an aerobic organism is
- Glycosis
- EMP
- KDPG
- Both second and third ✔️
- A disease that can be transmitted by an infectious agent from one individual to another was called
- Epidemic
- Pandemic
- Communicable ✔️
- Comma
- Cell cycle regulated by
- Cyclins
- Cdks
- Cyclins and Cd ks ✔️
- None of these
- The prote inaceous compound are converted to ammonia by
- Putrification bacteria
- Ammonifiaction bacteria ✔️
- Nitrification bacteria
- Denitrifying bacteria
- A cell becomes flaccid when placed in a
- Isotonic solution
- Hypertonic solution ✔️
- Hypotonic solution
- Normal solution
- A mutation causing a substitution of one amino acid is called
- Point mutation
- Silent mutation
- Missence mutation ✔️
- None of these
- The formation spindle fibres in the process of cell division is prevented by
- Corchicine
- ATP
- Hydrazine ✔️
- All of these
- Important class of respiratory enzymes:
- NAD
- Cytochromes ✔️
- ATPase
- Hydrolases
- The primary mode of transmission of poliomyelitis virus:
- Flies
- Milk
- Person to person
- Food and water ✔️
- Genetic constitution of the cell is
- Phenotype
- Genotype ✔️
- Cryptotype
- Histotype
- The primary mode of transmission of poliomyelitis is
- Oral route
- Blood
- Milk ✔️
- Person to person
- Cerebral malaria is caused by
- Plasmodium vivox
- P.ovale
- P.falsiparum ✔️
- P.malaria
- Ergot disease is caused by
- Puccinia
- Rhizopus
- Claveceps ✔️
- Penicillium
- Most bacteria require vitamins as
- Growth Factors ✔️
- Sources of energy
- Sources of carbon
- Sources of electron donars
- Which of these is a trace element for bacteria?
- Mg+2
- Na+ ✔️
- Ca+2
- Mn+2
- Virulent factor in pneumococcus is
- Cell wall
- Capsule
- Mesosomes
- Emdotoxins ✔️
- The Bacter ia move in response to magnetic field is
- Spirochets
- Treponema
- Aquaspirillum Magnetotacticum ✔️
- None of these
- Nagler reaction detects
- Corynebacterium diphtheriae
- Clostridium tetani
- Clostridium perfringens ✔️
- Clostridium botulinum
- The following organisms lack definite cell wall
- Mycoplasma
- L-forms
- Both first and second ✔️
- Bacteria
- The following disease are caused by Mycoplasma except
- Pneumonia in human beings
- Little leaf of Brinjal
- Dwarf disease of Mulbery
- Citrus canker ✔️
- Mycotoxins are produced by
- Bacteria
- Fungi
- Algae
- Protozoans ✔️
- The main product of glycolysis under aerobic conditions is
- Pyruvate ✔️
- Lactate
- None of these
- Both first and Second
- The protein moiety of an enzyme is known as
- Holo enzyme
- Apo enzyme ✔️
- Co enzyme
- Enzyme
- Yeast extract is an excellent source of
- A Vitamin
- Proteins
- B Vitamin ✔️
- Carbohydrates
- Example of anaerobic medium
- Wilson blair medium
- Mac conkey broth
- Robertson’s cooked meat medium ✔️
- EMB agar
- Biological Oxygen Demand (BOD) is a measure of:
- Industrial wastes poured into water bodies ✔️
- Extent to which water is polluted with organic compounds
- Amount of carbon monoxide inseparably combined with haemoglobin
- Amount of oxygen needed by green plants during night
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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