RRB Laboratory Assistant Grade II (MLT) Test Series

Prepare confidently for the Railway Recruitment Board (RRB) Laboratory Assistant Grade II Computer Based Test (CEN 05/2026) with our dedicated 37-test series for DMLT and B.Sc MLT candidates. Following the exact official RRB exam pattern (100 Questions, 90 Minutes, 1/3rd negative marking), this series offers 28 Core MLT Subject Tests, 4 Non-Technical Tests (Bilingual), and 5 Full-Length CBT Mock Tests with clear laboratory explanations.

How We Divided the Official Syllabus into Units

Every subject listed in the official RRB Lab Assistant syllabus has been mapped into 9 logical units so you can practice topic by topic:

Unit 1: Anatomy & Physiology (Tests 1–4) — Covers Cell Structure, Epithelial & Connective Tissues, Skeletal & Muscular Systems, Heart & Blood Circulation, Respiratory Gas Exchange, Nephron & Urine Formation, Nervous System, and Endocrine Glands.

Unit 2: Fundamentals of Medical Laboratory Technology (Tests 5–7) — Covers Laboratory Organization, Cleaning & Maintenance of Glassware, Centrifuges, Balances, Colorimeters, Optical Microscopy, Biomedical Waste Management (BMW Rules 2016), Biosafety Levels, and Quality Assurance (IQC, EQAS, Westgard Rules).

Unit 3: Biochemistry & Clinical Biochemistry (Tests 8–11) — Covers Biomolecules, Blood Glucose Estimation (GOD-POD, OGTT, HbA1c), Renal Function Tests (Jaffe's Creatinine, BUN, Uric Acid), Liver Function Tests (van den Bergh Bilirubin, SGOT, SGPT, ALP), Lipid Profile, Serum Proteins, Electrolytes, and Cardiac Markers.

Unit 4: Microbiology, Mycology & Virology (Tests 12–15) — Covers Bacterial Morphology, Culture Media (Blood, MacConkey, TCBS, LJ), Gram Staining, Albert's & Ziehl-Neelsen (ZN) Acid-Fast Staining, Biochemical Identification, Kirby-Bauer Antibiotic Sensitivity Testing, Fungal Mounts (KOH, India Ink), ELISA, and Viral Rapid Tests.

Unit 5: Pathology & Histopathology (Tests 16–19) — Covers Tissue Fixation (10% Formalin, Bouin's, Zenker's Fluid), Dehydration, Clearing, Paraffin Embedding, Rotary Microtomy, Harris Hematoxylin & Eosin (H&E) Staining, Special Stains (PAS, Perls' Stain), and Exfoliative Cytology (Pap Stain, FNAC).

Unit 6: Haematology & Coagulation (Tests 20–24) — Covers Phlebotomy, Anticoagulants (EDTA, Citrate, Heparin, Fluoride) & Vacutainer Color Codes, Hemoglobin Estimation (Drabkin's Method), Neubauer Chamber Cell Counting, Red Cell Indices (PCV, MCV, MCH, MCHC), ESR, Peripheral Blood Smear, Coagulation Tests (PT/INR, aPTT), Anemias, and Leukemias.

Unit 7: Blood Banking & Transfusion Medicine (Tests 25–26) — Covers ABO & Rh Blood Grouping (Forward & Reverse Typing), Cross-Matching, Direct & Indirect Coombs Tests (DAT/IAT), Blood Component Separation, Storage Temperatures (PRBC, FFP, Platelets), and Transfusion Reactions.

Unit 8: Clinical Pathology & Body Fluid Analysis (Tests 27–28) — Covers Physical, Chemical & Microscopic Urinalysis (Proteinuria, Ketonuria, Casts & Crystals), Cerebrospinal Fluid (CSF) Analysis, Pleural/Ascitic Fluid, Semen Analysis, and Automated Hematology Analyzers.

Unit 9: Non-Technical Section (Tests 29–32) — Covers Class 10 General Science (Physics, Chemistry, Biology), General Arithmetic, General Intelligence & Reasoning, and General Awareness (English & Hindi).

Full-Length CBT Mock Tests (Tests 33–37) — 5 complete 100-question mock papers (70 MLT Technical + 30 Non-Technical) for full exam simulation.