Consider the following statements and select the correct option.
Statement A: The use of vaccines and immunisation programmes have enabled us to completely eradicate small pox.
Statement B: Vaccines are available for diphtheria and polio.
1. Both statements A and B are correct
2. Both statements A and B are incorrect
3. Only statement A is correct
4. Only statement B is correct 

Subtopic:  Fungal Infection & Concept of Immunity |
 87%
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Different types of barriers of innate immunity prevent the entry of microbes within the body of mammals. It includes
a. Skin
b. Macrophages and T-helper cells
c. HCI in stomach
d. Secretion of lacrimal glands

Select the option with correct set.
1. a, b and c
2. a, c and d
3. a, b and d
4. b, c and d
Subtopic:  Details of Immunity |
 53%
From NCERT
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Intestinal perforation and death may occur in severe cases of
1. Typhoid fever
2. Pneumonia
3. Ringworms
4. Malaria
Subtopic:  Pneumonia & Related Questions |
 86%
From NCERT
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Read the statements given below w.r.t disease-causing microbes.
(a) All parasites are pathogens as they cause harm to the host.
(b) Pathogens have to adapt to live within the environment of the host,
(c) Pathogen of amoebic dysentery lives in the gut of host organism.
(d) Pathogens can enter human body by various means causing functional damage but do not interfere with normal vital activities.

Select the option that contains correct statements only.
1. (a) and (b) only
2. (b) and (c) only
3. (a), (b) and (d) only
4. (a), (b), (c) and (d)
 
Subtopic:  Treatment & Life Cycle of Malaria |
 58%
From NCERT
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Typhoid fever also known as enteric fever is used to describe the acute infection caused by a gram-negative bacteria 'X'. Select the correct option for 'X'.
1. Streptococcus
2. Salmonella
3. Escherichia
4. Haemophilus
Subtopic:  Typhoid Fever |
 94%
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Select the correct option to complete the analogy w.r.t cancer detection. Use of X-rays : Radiography :  : Use of non-ionising radiations : _________
1. MRI
2. Radiography
3. Computed tomography
4. Biopsy
Subtopic:  Cancer |
 72%
From NCERT
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Consider the figure given below and read the statements given w.r.t. it.

(a) The active chemicals are present in flower tops as well as in the resins of the plant whose leaf is depicted.
(b) Ganja, coke and marijuana can be produced from it.
(c) The chemicals extracted from the plant, when consumed, affect the brain activity and cause changes in mood, behaviour, etc.
1. Statements (a) and (b) are correct while statement (c) is incorrect.
2. Statements (a) and (c) are correct while statement (b) incorrect.
3. Statements (a) and (b) are incorrect while statement (c) is correct.
4. Statements (b) and (c) are incorrect while statement (a) is correct.
Subtopic:  Drugs & Alcohol Abuse |
 61%
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The principle of vaccination is based on the property of
1. Vaccine prepared by traditional method
2. Antigens present in the body of humans
3. Memory of the immune system
4. Site of interaction between antigen and antibody
Subtopic:  Fungal Infection & Concept of Immunity |
 82%
From NCERT
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Choose the odd one w.r.t. the structures that provides the site of interaction of lymphocytes with the antigen, which then proliferate to become effector cells.
1. Peyer's patches
2. Bone marrow
3. Appendix
4. Spleen
Subtopic:  Human Immune System |
 72%
From NCERT
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Identify the bacterial disease that shows air-
1. Tetanus
2. Typhoid
3. Diphtheria
4. Small pox
Subtopic:  Introduction |
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