Nucleic acid in HIV:
1. ss RNA
2. ds RNA
3. ss DNA
4. ds DNA

Subtopic:  AIDS |
 71%
From NCERT
AIPMT - 1998
Please attempt this question first.
Hints
Please attempt this question first.

Typhoid caused by:
1.  Rickettsiae
2.  Chlamydia
3.  Salmonella typhi
4.  Mycobacterium

Subtopic:  Typhoid Fever |
 98%
From NCERT
AIPMT - 1998
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Histamine is secreted by:

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

Subtopic:  Allergies & Autoimmunity |
 97%
From NCERT
AIPMT - 1998
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

HIV infects:
1.  RBC
2.  T – helper cells
3.  B - cells
4.  Basophils

Subtopic:  AIDS |
 94%
From NCERT
AIPMT - 1999
Please attempt this question first.
Hints
Please attempt this question first.

During injury, mast cells secrete:
1.  Histamine
2.  Heparin
3.  Prothrombin
4.  Antibodies

Subtopic:  Allergies & Autoimmunity |
 79%
From NCERT
AIPMT - 1999
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

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
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

During viral infection, the protein formed in host cells to resist is:

1. Interferons

2. Antitoxin

3. Antibody

4. Histone

Subtopic:  Human Immune System |
 78%
From NCERT
AIPMT - 2000
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

What is true for monoclonal antibodies?
 

1. These are obtained from one parent and for one antigen
2. These are obtained from different parents and for one antigen
3. These are obtained from one parent and for many antigens
4. These are obtained from many parents and for many antigens
Subtopic:  Details of Immunity |
AIPMT - 2001
Please attempt this question first.
Hints

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
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Which one of the following is the correct match
1.  Reserpine – Tranquilliser
2.  Cocaine – opiotic narcotic
3.  Morphine – Hallucinogenic
4.  Bhang – Analgesic

Subtopic:  Drugs & Alcohol Abuse |
AIPMT - 2001
Please attempt this question first.
Hints