EASY
AP EAPCET
IMPORTANT
Earn 100

A protein or polysaccharide molecule that stimulates antibody formation is _________
(a)Antibiotics
(b)Antigen
(c)Exotoxin
(d)Toxin

50% studentsanswered this correctly

Important Questions on Immune System
MEDIUM
AP EAPCET
IMPORTANT
Read the following statements
I) lymphocytes are involved only in cell mediated immunity.
II) Thymus gland of mammals is a secondary lymphoid organ.
III) The part of antibody that recognises and binds to an antigen is called epitope.
IV) Interleukins are primarily involved in differentiation of the cells of immune system.
Among the above, the incorrect statements are

EASY
AP EAPCET
IMPORTANT
Match the following about immune system
List I | List I | ||
A | Complement proteins | I | Stimulate phagocytosis |
B | Tc cells | II | Microglia in brain |
C | Cytokines | III | Inflammation |
D | Mononuclear phagocytes | IV | Membrane attack complex |
V | Cell mediated immunity |
The correct answer is

EASY
AP EAPCET
IMPORTANT
In a healthy adult man, the smallest type of leucocytes are ______

EASY
AP EAPCET
IMPORTANT
Match the following about lymphocytes of mammals and select the correct option?
Character | B Cells | T Cells | |||
i) | Mature in | a) | Produces antibodies | p) | Cytotoxic ' T' cells |
ii) | Free antigens | b) | Plasma cells | q) | Cannot produce antibodies |
iii) | Effector cells | c) | Bone marrow | r) | Cannot recognize |
iv) | Antibodies | d) | Can recognize | s) | Thymus |

EASY
AP EAPCET
IMPORTANT
A protein or polysaccharide molecule that stimulates antibody formation is _________
