Tamil Nadu (English Medium) Plus 2 Biology Science Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The immunoglobulin abundant in colostrum is

(A) IgG	(B) IgM
(C) IgD	(D) IgA

Question-2
Which cell secretes antibody?

(A) Lymphocytes	(B) Monocytes
(C) Eosinophils	(D) Neutrophils

Question-3
In the cell mediated immuno response, T- lymphocytes divide and secrete

(A) antigens	(B) plasmogens
(C) collagens	(D) cytokines

Question-4
Antigen binding site in an antibody is found between

(A) two light chains	(B) two heavy chains
(C) one heavy and one light chain	(D) either between two light chains or between one heavy and one light chain depending upon the nature of antigen.

Question-5
In the immune system, interferons are a part of

(A) physiological barriers	(B) cellular barriers
(C) physical barriers	(D) cytokine barriers

Question-6
Globulins contained in human blood plasma are primarily involved in

(A) defence mechanisms of body	(B) osmotic balance of body fluids
(C) oxygen transport in the blood	(D) clotting of blood

Question-7
Which of the following is released to humoral immunity?

(A) T- lymphocyte	(B) B- lmphocyte
(C) I- lymphocyte	(D) P- lymphocyte

Question-8
Which of the following is STD?

(A) Cancer	(B) Malaria
(C) Pneumonia	(D) Trichooniasis

Question-9
The function of IgE is

(A) mediate in allergic response	(B) activation of B- cells
(C) protection from inhaled and ingested pathogens	(D) stimulation of complement system, passive immunity to focus

Question-10
Use of anti-histamines and steroids give a quick relief from

(A) allergy	(B) nausea
(C) cough	(D) headache

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Plus 2 Biology Science

Tamil Nadu (English Medium)

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