Here’s another set of 35 Multiple Choice Questions (MCQs) for the Diploma in Medical Laboratory Technology (DMLT) License Exam with answer keys at the end.
1. Hematology & Blood Banking
- The normal range of platelet count in an adult is:
a) 50,000 – 100,000/µL
b) 100,000 – 150,000/µL
c) 150,000 – 450,000/µL
d) 450,000 – 600,000/µL - Which of the following stains is used for reticulocyte count?
a) Giemsa stain
b) Methylene blue
c) Wright stain
d) Sudan black B - A blood smear showing sickle-shaped RBCs is indicative of:
a) Thalassemia
b) Iron deficiency anemia
c) Sickle cell anemia
d) Aplastic anemia - Which clotting factor is deficient in hemophilia A?
a) Factor V
b) Factor VII
c) Factor VIII
d) Factor IX - What is the best temperature for storing blood in a blood bank?
a) 0°C
b) 4°C
c) 10°C
d) 37°C - Which of the following blood components is used for patients with severe burns?
a) Whole blood
b) Plasma
c) Platelets
d) Cryoprecipitate - The commonest cause of macrocytic anemia is:
a) Vitamin B12 deficiency
b) Iron deficiency
c) Hemolysis
d) Chronic blood loss - The first step in blood coagulation is:
a) Platelet aggregation
b) Clot retraction
c) Vasoconstriction
d) Activation of coagulation factors - Which of the following anticoagulants is used in the Westergren method of ESR estimation?
a) Heparin
b) EDTA
c) Sodium citrate
d) Oxalate - Which white blood cell increases in allergic reactions?
a) Neutrophils
b) Basophils
c) Monocytes
d) Lymphocytes
2. Clinical Biochemistry
- The normal range of serum creatinine in an adult is:
a) 0.1 – 0.5 mg/dL
b) 0.6 – 1.2 mg/dL
c) 1.5 – 2.5 mg/dL
d) 2.5 – 3.5 mg/dL - Which test is used to measure long-term blood glucose control?
a) Fasting blood sugar
b) Postprandial blood sugar
c) HbA1c
d) Random blood sugar - A high level of serum amylase is indicative of:
a) Myocardial infarction
b) Pancreatitis
c) Hepatitis
d) Kidney failure - The principal buffer system in the human body is:
a) Bicarbonate buffer
b) Phosphate buffer
c) Protein buffer
d) Hemoglobin buffer - The enzyme commonly elevated in liver disease is:
a) CK-MB
b) AST (SGOT)
c) LDH
d) Amylase - The presence of ketone bodies in urine indicates:
a) Kidney disease
b) Diabetes mellitus
c) Hypertension
d) Liver failure - Hyperkalemia refers to:
a) Low sodium levels
b) High potassium levels
c) Low calcium levels
d) High magnesium levels - The normal pH range of blood is:
a) 6.8 – 7.2
b) 7.35 – 7.45
c) 7.8 – 8.0
d) 8.5 – 9.0 - The confirmatory test for protein in urine is:
a) Dipstick test
b) Heat coagulation test
c) Sulfosalicylic acid test
d) Benedict’s test - Which hormone is secreted by the pancreas to lower blood glucose levels?
a) Insulin
b) Glucagon
c) Cortisol
d) Epinephrine
3. Microbiology & Parasitology
- Which bacterial structure is responsible for motility?
a) Capsule
b) Pili
c) Flagella
d) Endospore - The causative agent of gas gangrene is:
a) Clostridium perfringens
b) Staphylococcus aureus
c) Escherichia coli
d) Bacillus anthracis - The commonest cause of bacterial pneumonia is:
a) Klebsiella pneumoniae
b) Mycoplasma pneumoniae
c) Streptococcus pneumoniae
d) Pseudomonas aeruginosa - The most common cause of urinary tract infections (UTIs) is:
a) Streptococcus pyogenes
b) Escherichia coli
c) Mycobacterium tuberculosis
d) Candida albicans - The Ziehl-Neelsen stain is used to identify:
a) Gram-negative bacteria
b) Gram-positive bacteria
c) Acid-fast bacteria
d) Fungi - Which parasite causes sleeping sickness?
a) Plasmodium
b) Trypanosoma
c) Leishmania
d) Entamoeba - The Schick test is used for the diagnosis of:
a) Tuberculosis
b) Diphtheria
c) Cholera
d) Syphilis - Which sterilization method is used for culture media?
a) Autoclaving
b) Filtration
c) Dry heat sterilization
d) Radiation - The causative agent of leprosy is:
a) Mycobacterium tuberculosis
b) Mycobacterium leprae
c) Treponema pallidum
d) Rickettsia prowazekii - The primary host of Plasmodium is:
a) Humans
b) Mosquitoes
c) Dogs
d) Birds
4. Histopathology & Cytology
- The normal fixative used in histopathology is:
a) Formalin
b) Glutaraldehyde
c) Bouin’s solution
d) Acetone - The main stain used for tissue section examination is:
a) Gram stain
b) Giemsa stain
c) Hematoxylin and eosin
d) PAS stain - The term “hyperplasia” refers to:
a) Abnormal cell growth
b) Increased cell number
c) Decreased cell number
d) Cell necrosis - Which cytological test is used for detecting cervical cancer?
a) ELISA
b) Pap smear
c) VDRL
d) Widal test - The commonest tumor of the brain is:
a) Glioma
b) Lymphoma
c) Adenoma
d) Osteosarcoma
Answer Key
1-c, 2-b, 3-c, 4-c, 5-b, 6-b, 7-a, 8-c, 9-c, 10-b
11-b, 12-c, 13-b, 14-a, 15-b, 16-b, 17-b, 18-b, 19-c, 20-a
21-c, 22-a, 23-c, 24-b, 25-c, 26-b, 27-b, 28-a, 29-b, 30-b
31-a, 32-c, 33-b, 34-b, 35-a
