12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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Published on: 05/11/2020
12th Standard Zoology - Immunology English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021
Download Tamil Nadu 12th Standard Biology question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Biology Test1.
______ is the first one to encounter the antigen that enters tissue spaces.
Spleen
Lymph node
Bone marrow
GALT
2.
H chain of immunoglobulin has _____ aminoacids.
214
500
475
450
3.
______ is an example of killed vaccine.
MMR
Measles
Salk's Polio
Vanicella
4.
The first disease for which vaccine was prepared is _______
Polio
Chicken pox
Cholera
Small pox
5.
The oral polio vaccine was developed by ______
Dr. Albert Sabin
Edward Jenner
Louis Pasteur
Calmette and Guerin
6.
Enhanced attachment is also known as ________
Opsonisation
Precipitation
agglutination
neutralisation
7.
______ is not a secondary lymphoid organ.
Malt
Spleen
Bursa of fabricius
Adenoids
8.
9.
In agglutination and precipitation reactions, the antigen is a ______ and ______ respectively
Whole cell/soluble molecule
Soluble molecule/whole cell
Bacterium/virus
Protein/Antibody
10.
Paratope is an
Antibody binding site on variable regions
Antibody binding site on heavy regions
Antigen binding site on variable regions
Antigen binding site on heavy regions
1.
(b)
Lymph node
2.
(d)
450
3.
(c)
Salk's Polio
4.
(d)
Small pox
5.
(a)
Dr. Albert Sabin
6.
(a)
Opsonisation
7.
(c)
Bursa of fabricius
8.
(d)
9.
(a)
Whole cell/soluble molecule
10.
(c)
Antigen binding site on variable regions
12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
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NEW12th Standard
TN 12th Computer Applications கணினி வலையமைப்பு ஓர் அறிமுகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications PHP-உடன் MySQL-ஐ இணைத்தல் Sample Question Papers Study Material - QB365 Set A
Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
