The yellowish fluid "colostrum" secreted by mammary glands of the mother during the initial days of lactation has abundant antibodies (IgA) to protect the infant. This type of immunity is called as:

1. Passive immunity 2. Active immunity
3. Acquired immunity 4. Autoimmunity

Subtopic:  Active & Passive Immunity |
 84%
From NCERT
NEET - 2020
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Match the following columns and select the correct option:

Column I Column II
(i) Typhoid (a) Haemophilus influenzae
(ii) Malaria (b) Wuchereria bancrofti
(iii) Pneumonia (c) Plasmodium vivax
(iv) Filariasis (d) Salmonella typhi
 
Options:  (i)   (ii)   (iii)   (iv) 
1. (d) (c) (a) (b)
2. (c) (d) (b) (a)
3. (a) (c) (b) (d)
4. (a) (b) (d) (c)
Subtopic:  Typhoid Fever | Pneumonia & Related Questions | Common Cold & Malaria Introduction | Ascariasis & Filariasis |
 95%
From NCERT
NEET - 2020
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Damage to thymus in a child may lead to:

1. A reduction in haemoglobin content of blood

2. A reduction in stem cell production

3. Loss of antibody-mediated immunity

4. Loss of cell-mediated immunity

Subtopic:  Human Immune System |
 71%
From NCERT
AIPMT - 2005
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Typhoid caused by:
1.  Rickettsiae
2.  Chlamydia
3.  Salmonella typhi
4.  Mycobacterium

Subtopic:  Typhoid Fever |
 98%
From NCERT
AIPMT - 1998
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Histamine is secreted by:

1. Mast cells 2. Fibroblast
3. Histiocytes 4. Plasma cells

Subtopic:  Allergies & Autoimmunity |
 97%
From NCERT
AIPMT - 1998
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During injury, mast cells secrete:
1.  Histamine
2.  Heparin
3.  Prothrombin
4.  Antibodies

Subtopic:  Allergies & Autoimmunity |
 79%
From NCERT
AIPMT - 1999
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What is a vaccine:
1.  Treated bacteria, virus & protein
2.  Treated algae
3.  Treated fungi
4.  Treated plasmodium

Subtopic:  Active & Passive Immunity |
 97%
From NCERT
AIPMT - 1999
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During viral infection, the protein formed in host cells to resist is:

1. Interferons

2. Antitoxin

3. Antibody

4. Histone

Subtopic:  Human Immune System |
 79%
From NCERT
AIPMT - 2000
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Short-lived immunity acquired from mother to foetus across the placenta or through mother's milk to the infant is categorised as:

 
1. Active immunity 2. Passive immunity
3. Cellular immunity 4. Innate non-specific immunity
Subtopic:  Active & Passive Immunity |
 90%
From NCERT
AIPMT - 2003
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Which fish selectively feed on larvae of mosquitoes?

1.  Gambusia 2.  Rohu
3.  Clarias 4.  Exocoetus

Subtopic:  Common Cold & Malaria Introduction |
 93%
From NCERT
AIPMT - 2001
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