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Latest Haryana Medical Officer Exam Question (Objective Questions), MCQ in English

Subjects : Medical

Question Bank Haryana Medical Officer Exam (Screening Test) - English
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Medical

Question 1Single Answer
Community medicine primarily focuses on :
  1. A
    Individual patient care
  2. B
    Preventive healthcare
  3. C
    Specialized surgeries
  4. D
    Emergency medicine
Question 2Single Answer
Which of the following is a core principle of community medicine ?
  1. A
    Curative care
  2. B
    Early diagnosis
  3. C
    Health promotion and disease prevention
  4. D
    Surgery and interventions
Question 3Single Answer
What is the main goal of primary healthcare ?
  1. A
    Treating complex diseases
  2. B
    Providing specialized surgeries
  3. C
    Delivering essential healthcare to all individuals and families
  4. D
    Managing chronic illnesses
Question 4Single Answer
Which level of healthcare focuses on specialized medical and surgical services ?
  1. A
    Primary healthcare
  2. B
    Secondary healthcare
  3. C
    Tertiary healthcare
  4. D
    Quaternary healthcare
Question 5Single Answer
The "Five A's" of healthcare delivery include all of the following except :
  1. A
    Accessibility
  2. B
    Affordability
  3. C
    Accountability
  4. D
    Acceptability
Question 6Single Answer
Which of the following microorganisms is known for causing tuberculosis ?
  1. A
    Escherichia coli
  2. B
    Staphylococcus aureus
  3. C
    Mycobacterium tuberculosis
  4. D
    Streptococcus pyogenes
Question 7Single Answer
What is the primary mode of transmission of the human immunodeficiency virus (HIV) ?
  1. A
    Airborne transmission
  2. B
    Vector - borne transmission
  3. C
    Contact transmission
  4. D
    Sexual transmission
Question 8Single Answer
Which microorganism is responsible for causing strep throat and other respiratory infections ?
  1. A
    Haemophilus influenzae
  2. B
    Streptococcus pyogenes
  3. C
    Neisseria meningitidis
  4. D
    Corynebacterium diphtheriae
Question 9Single Answer
Which of the following diseases is caused by the bacterium Clostridium tetani ?
  1. A
    Tetanus
  2. B
    Tuberculosis
  3. C
    Typhoid fever
  4. D
    Cholera
Question 10Single Answer
Which microorganism is responsible for causing food poisoning through the ingestion of contaminated food ?
  1. A
    Salmonella
  2. B
    Treponema pallidum
  3. C
    Chlamydia trachomatis
  4. D
    Helicobacter pylori
Question 11Single Answer
Which of the following is not a characteristic feature of inflammation ?
  1. A
    Redness
  2. B
    Pain
  3. C
    Decreased blood flow
  4. D
    Swelling
Question 12Single Answer
Which cellular organelle is responsible for protein synthesis ?
  1. A
    Mitochondria
  2. B
    Golgi apparatus
  3. C
    Endoplasmic reticulum
  4. D
    Lysosome
Question 13Single Answer
Which type of tissue is responsible for transmitting electrical signals in the body ?
  1. A
    Muscle tissue
  2. B
    Nervous tissue
  3. C
    Connective tissue
  4. D
    Epithelial tissue
Question 14Single Answer
What is the most common type of skin cancer ?
  1. A
    Melanoma
  2. B
    Squamous cell carcinoma
  3. C
    Basal cell carcinoma
  4. D
    Adenocarcinoma
Question 15Single Answer
Which blood cell type is responsible for oxygen transport in the body ?
  1. A
    Platelets
  2. B
    Red blood cells
  3. C
    White blood cells
  4. D
    Plasma cells
Question 16Single Answer
What term describes the study of how drugs affect the body and how the body affects drugs ?
  1. A
    Pathology
  2. B
    Physiology
  3. C
    Pharmacology
  4. D
    Histology
Question 17Single Answer
Which phase of drug development involves testing a new drug on healthy volunteers to determine its safety and dosage range ?
  1. A
    Phase I
  2. B
    Phase II
  3. C
    Phase III
  4. D
    Phase IV
Question 18Single Answer
Which route of drug administration provides the fastest onset of action ?
  1. A
    Oral
  2. B
    Intravenous
  3. C
    Subcutaneous
  4. D
    Topical
Question 19Single Answer
When the combined effect of two drugs is greater than the sum of their individual effects, the interaction is called?
  1. A
    Synergism
  2. B
    Antagonism
  3. C
    Additive action
  4. D
    Indifference
Question 20Single Answer
Which organ is primarily responsible for drug metabolism ?
  1. A
    Kidneys
  2. B
    Liver
  3. C
    Heart
  4. D
    Lungs
Question 21Single Answer
Which of the following is a macromolecule composed of amino acids ?
  1. A
    Nucleic acid
  2. B
    Lipid
  3. C
    Carbohydrate
  4. D
    Protein
Question 22Single Answer
Which of the following is the primary energy currency of the cell ?
  1. A
    ATP
  2. B
    DNA
  3. C
    RNA
  4. D
    Glucose
Question 23Single Answer
Enzymes are examples of which type of biomolecule ?
  1. A
    Carbohydrates
  2. B
    Nucleic acids
  3. C
    Proteins
  4. D
    Lipids
Question 24Single Answer
What is the main function of DNA in cells ?
  1. A
    Energy storage
  2. B
    Enzyme synthesis
  3. C
    Genetic information storage
  4. D
    Cellular respiration
Question 25Single Answer
Which of the following is an example of a monosaccharide ?
  1. A
    Glucose
  2. B
    Sucrose
  3. C
    Lactose
  4. D
    Maltose
Question 26Single Answer
What is the primary function of a plasmid in a bacterial cell ?
  1. A
    Energy Production
  2. B
    Protein Synthesis
  3. C
    Genetic Exchange
  4. D
    Cell division
Question 27Single Answer
Which of the following is a characteristic feature of plasmids ?
  1. A
    Single-stranded DNA
  2. B
    Circular DNA
  3. C
    Linear DNA
  4. D
    RNA genome
Question 28Single Answer
Bacteriophages primarily infect which type of microorganism ?
  1. A
    Bacteria
  2. B
    Fungi
  3. C
    Protozoa
  4. D
    Archaea
Question 29Single Answer
The protein coat of a bacteriophage is called ?
  1. A
    Capsid
  2. B
    Envelope
  3. C
    Nucleocapsid
  4. D
    Liposome
Question 30Single Answer
Which of the following is a lytic cycle in bacteriophage replication ?
  1. A
    Lysogenic
  2. B
    Integration
  3. C
    Attachment
  4. D
    Bursting
Question 31Single Answer
Which of the following is a natural method of family planning ?
  1. A
    Barrier methods
  2. B
    Hormonal methods
  3. C
    Surgical methods
  4. D
    Abstinence
Question 32Single Answer
Which of the following is a long - acting reversible contraceptive method ?
  1. A
    Intrauterine device (IUD)
  2. B
    Combined oral contraceptive pill (COCP)
  3. C
    Condom
  4. D
    Diaphragm
Question 33Single Answer
Which of the following is a permanent method of family planning ?
  1. A
    Tubal ligation
  2. B
    Vasectomy
  3. C
    Both (a) & (b)
  4. D
    Combined oral contraceptive pill (COCP)
Question 34Single Answer
Which of the following is a side effect of combined oral contraceptive pill (COCP) ?
  1. A
    Nausea and vomiting
  2. B
    Breast tenderness
  3. C
    Irregular bleeding
  4. D
    All of the above
Question 35Single Answer
Which of the following is a risk factor for deep vein thrombosis (DVT) in women taking combined oral contraceptive pill (COCP) ?
  1. A
    Age over 35 years
  2. B
    Smoking
  3. C
    Obesity
  4. D
    All of the above
Question 36Single Answer
What is the first-line treatment for a child experiencing an acute asthma attack ?
  1. A
    Antibiotics
  2. B
    Bronchodilators (e.g., albuterol)
  3. C
    Antipyretics
  4. D
    Intravenous fluids
Question 37Single Answer
What is the most common cause of seizures in children aged 6 months to 5 years ?
  1. A
    Meningitis
  2. B
    Febrile illness
  3. C
    Hypoglycaemia
  4. D
    Head injury
Question 38Single Answer
What is the recommended initial management for a child with a suspected foreign body aspiration ?
  1. A
    Administering antibiotics
  2. B
    Inducing vomiting
  3. C
    Performing chest compressions
  4. D
    Immediate bronchoscopy
Question 39Single Answer
Which of the following is a characteristic feature of Kawasaki disease ?
  1. A
    Persistent cough
  2. B
    Strawberry tongue
  3. C
    Jaundice
  4. D
    Cyanosis
Question 40Single Answer
In a child with a suspected appendicitis, which imaging modality is often preferred for diagnosis ?
  1. A
    Chest X-ray
  2. B
    Abdominal ultrasound
  3. C
    Magnetic resonance imaging (MRI)
  4. D
    Electrocardiogram (ECG)
Question 41Single Answer
What is the most common cause of myocardial infarction?
  1. A
    Atrial fibrillation
  2. B
    Hypertension
  3. C
    Atherosclerosis
  4. D
    Valvular heart disease
Question 42Single Answer
Which enzyme is elevated in the blood during a myocardial infarction?
  1. A
    Lipase
  2. B
    Creatinine kinase (CK)
  3. C
    Alanine aminotransferase (ALT)
  4. D
    Amylase
Question 43Single Answer
Which of the following is a major risk factor for the development of coronary artery disease?
  1. A
    High-density lipoprotein (HDL) cholesterol
  2. B
    Low-density lipoprotein (LDL) cholesterol
  3. C
    Triglycerides
  4. D
    Total cholesterol
Question 44Single Answer
What is the primary symptom of angina pectoris?
  1. A
    Shortness of breath
  2. B
    Chest pain or discomfort
  3. C
    Irregular heartbeat
  4. D
    Dizziness
Question 45Single Answer
Which medication is commonly prescribed to reduce blood pressure in hypertensive patients?
  1. A
    Aspirin
  2. B
    Warfarin
  3. C
    Metoprolol
  4. D
    Acetaminophen
Question 46Single Answer
What is the primary function of the skeletal system?
  1. A
    Transportation
  2. B
    Protection
  3. C
    Reproduction
  4. D
    Digestion
Question 47Single Answer
Which tissue type lines the cavities and surfaces of structures throughout the body, providing a barrier?
  1. A
    Connective tissue
  2. B
    Epithelial tissue
  3. C
    Muscle tissue
  4. D
    Nervous tissue
Question 48Single Answer
During embryonic development, the notochord gives rise to which structure in the adult human?
  1. A
    Spinal cord
  2. B
    Brain
  3. C
    Vertebrae
  4. D
    Muscles
Question 49Single Answer
Which of the following is responsible for the production of red blood cells?
  1. A
    Liver
  2. B
    Kidneys
  3. C
    Spleen
  4. D
    Bone marrow
Question 50Single Answer
What is the basic unit of the nervous system?
  1. A
    Neuron
  2. B
    Red blood cell
  3. C
    White blood cell
  4. D
    Osteocyte
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