Q6. Which of the following statements about histamine is correct?
- A. Histamine is released by mast cells.
- B. Histamine suppresses inflammation.
- C. Histamine is not involved in immune responses.
- D. Histamine is produced by B-lymphocytes.
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This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Human Health and Diseases. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.
Key concepts covered in this specific test include Primarily, Responsible, Antibody, Production, Response, and Following.
Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.
Which cells are primarily responsible for antibody production in the immune response?
T-lymphocytes
B-lymphocytes
Macrophages
Neutrophils
Which of the following statements about lymph nodes is correct?
Lymph nodes produce red blood cells.
Lymph nodes filter pathogens from lymph.
Lymph nodes transport oxygen in the body.
Lymph nodes have no role in the immune system.
Which of the following diseases is caused by the human immunodeficiency virus (HIV)?
Hepatitis
AIDS
Influenza
Tuberculosis
Which of the following is NOT a characteristic feature of inflammation?
Redness
Swelling
Pain
Decreased blood supply
Which of the following statements about phagocytosis is correct?
Phagocytosis is performed by macrophages and neutrophils.
Phagocytosis is carried out by red blood cells.
Phagocytosis does not involve pathogen destruction.
Phagocytosis occurs only in the lungs.
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