Immunology

Immune Response MCQs with Answers

Welcome to the Immune Response MCQs with Answers. In this post, we have shared Immune Response Online Test for different competitive exams. Find practice Immune Response Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Immune Response.

The immune response is the body’s sophisticated defense mechanism against harmful pathogens such as viruses, bacteria, and fungi. This complex process involves various components of the immune system, including immune cells, antibodies, and signaling molecules, which work together to identify and eliminate threats.

When the body encounters a pathogen, the immune response is triggered through two main pathways: the innate immune response and the adaptive immune response. The innate immune response is the first line of defense, providing immediate but non-specific protection. It involves physical barriers like skin and mucous membranes, as well as immune cells such as macrophages and neutrophils that recognize and attack invaders.

In contrast, the adaptive immune response is more specific and tailored to the particular pathogen. This response involves lymphocytes, such as T-cells and B-cells, which recognize specific antigens on pathogens. B-cells produce antibodies that bind to and neutralize these antigens, while T-cells help to regulate and execute the immune response.

A critical feature of the adaptive immune response is immunological memory. After an initial exposure to a pathogen, the immune system retains a memory of the antigen, allowing for a faster and more efficient response upon subsequent exposures. This principle underlies the effectiveness of vaccines, which aim to induce long-term immunity against specific diseases.

Immune Response Online Quiz

By presenting 3 options to choose from, Immune Response Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Immune Response Questions and Answers and click over the correct answer.

  • Test Name: Immune Response MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

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Immune Response MCQs

Immune Response

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1 / 40

Which protein is released by virus-infected cells to warn neighboring cells?

2 / 40

What is the main role of the major histocompatibility complex (MHC)?

3 / 40

What is the main function of helper T cells?

4 / 40

Which type of cell directly kills infected host cells?

5 / 40

Which component of the immune system engulfs and digests pathogens?

6 / 40

Which cells produce cytokines to regulate the immune response?

7 / 40

What are the main cells involved in the adaptive immune response?

8 / 40

Which part of the immune system includes the skin and mucous membranes?

9 / 40

What is the primary function of antibodies?

10 / 40

Which type of immunity results from vaccination?

11 / 40

Which cells are the primary targets of HIV?

12 / 40

Which cells are primarily responsible for the production of antibodies?

13 / 40

Which immune response is the first line of defense against pathogens?

14 / 40

Which cells are involved in the innate immune response?

15 / 40

What is the main role of neutrophils?

16 / 40

Which cells are involved in the destruction of tumor cells and virus-infected cells?

17 / 40

What is the primary function of the spleen in the immune system?

18 / 40

Which type of cells are responsible for immune surveillance against cancer cells?

19 / 40

Which type of immunity involves the production of antibodies by the host after exposure to an antigen?

20 / 40

Which cells are primarily involved in the allergic response?

21 / 40

Which type of cells secrete antibodies?

22 / 40

What type of immunity is provided by antibodies transferred from mother to baby through breast milk?

23 / 40

What is the role of memory cells in the immune system?

24 / 40

Which cells are responsible for long-term immunity after an infection?

25 / 40

Which molecule on the surface of a pathogen triggers an immune response?

26 / 40

Which type of T cell is responsible for suppressing immune responses?

27 / 40

What is the function of chemokines?

28 / 40

What are cytokines?

29 / 40

What is clonal selection in the immune response?

30 / 40

Which type of immunity involves the injection of antibodies from another individual?

31 / 40

Which part of an antibody binds to an antigen?

32 / 40

The complement system is part of which type of immunity?

33 / 40

Which process involves the coating of a pathogen by antibodies to enhance phagocytosis?

34 / 40

Which process allows the immune system to remember and respond more rapidly to pathogens it has encountered before?

35 / 40

Which part of the immune system acts as a physical barrier to pathogens?

36 / 40

What is the main function of dendritic cells?

37 / 40

Which molecule is commonly associated with allergic reactions?

38 / 40

Which type of immunity is present from birth and does not require exposure to pathogens?

39 / 40

What is the main function of plasma cells?

40 / 40

What is the role of the thymus in the immune system?

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