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Q. No.The importance of colostrum lies in its high content of:
1. Immunoglobulins for passive immunity
2. Fat for energy
3. Lactose for digestion
4. Vitamin D for bone development
Subtopic: Active & Passive Immunity |
98%
From NCERT
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Which of the following statements correctly differentiates between the clinical features of pneumonia and the common cold?
| 1. | Pneumonia is characterized by high fever, chills, and cough, while the common cold causes muscle aches and severe headache. |
| 2. | Pneumonia involves inflammation of the alveoli filled with fluid, causing difficulty breathing, whereas the common cold is a mild upper respiratory infection with a runny nose. |
| 3. | The common cold leads to severe respiratory distress, unlike pneumonia. |
| 4. | Pneumonia is caused by viruses only, while the common cold can be caused by various pathogens including bacteria. |
Subtopic: Pneumonia & Related Questions | Common Cold & Malaria Introduction |
96%
From NCERT
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The difference between cell-mediated immunity and humoral immunity is:
1. Only I and II are correct
2. Only I and III are correct
3. I, II and III are correct
4. Only II and III are correct
| I: | Cell-mediated immunity involves B-cells while humoral immunity involves T-cells |
| II: | Cell-mediated immunity is effective against pathogens inside the cells, while humoral immunity fights extracellular pathogens |
| III: | Humoral immunity involves the production of antibodies, whereas cell-mediated immunity does not |
2. Only I and III are correct
3. I, II and III are correct
4. Only II and III are correct
Subtopic: Details of Immunity |
84%
From NCERT
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Consider the given two statements:
| Assertion (A): | Proper vaccinations can significantly reduce the incidence of viral diseases such as hepatitis B. |
| Reason (R): | Vaccines stimulate the immune system to produce antibodies that are specific to the hepatitis virus. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Active & Passive Immunity |
90%
From NCERT
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Consider the given two statements:
| Assertion (A): | Individuals with AIDS exhibit low levels of T lymphocytes. |
| Reason (R): | HIV targets and destroys CD4+ T lymphocytes, which are crucial for the immune system's ability to fight infections |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: AIDS |
95%
From NCERT
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Which statement about typhoid is NOT correct?
| 1. | Mary Mallon, also known as Typhoid Mary, was the first identified asymptomatic carrier. |
| 2. | The Widal test is used for the diagnosis of typhoid. |
| 3. | Typhoid is caused by a virus. |
| 4. | Typhoid fever is transmitted through contaminated food and water. |
Subtopic: Typhoid Fever |
95%
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Which type of antibody is primarily responsible for allergic reactions?
| 1. | IgA | 2. | IgE |
| 3. | IgG | 4. | IgM |
Subtopic: Allergies & Autoimmunity |
95%
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What is the rationale behind using immunotherapy for treating cancer?
| 1. | To directly kill cancer cells through chemical agents. |
| 2. | To enhance the body's immune response against cancer cells. |
| 3. | To replace dysfunctional cells with healthy ones. |
| 4. | To suppress the immune system to prevent cancer cell growth. |
Subtopic: Cancer |
81%
From NCERT
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Which of the following statements about the human immune system are correct?
1. I and II only
2. I, II, and III only
3. I, II, and IV only
4. I, II, III, and IV
| I: | It protects the body from pathogens like bacteria and viruses. |
| II: | It involves a variety of cells and molecules working together. |
| III: | Vaccines provide immunity by exposing the body to weakened or inactive forms of pathogens. |
| IV: | Antibiotics directly target and kill white blood cells involved in the immune response. |
2. I, II, and III only
3. I, II, and IV only
4. I, II, III, and IV
Subtopic: Human Immune System |
86%
From NCERT
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During an allergic reaction, the immune system mistakenly identifies a harmless substance as a threat and overreacts. Which type of antibody is primarily involved in allergies?
1. IgA
2. IgG
3. IgM
4. IgE
1. IgA
2. IgG
3. IgM
4. IgE
Subtopic: Allergies & Autoimmunity |
94%
From NCERT
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