NCERT Class12 Zoology Human helath diesease,Questions NCERT Text

Human Health and Disease Mock Test-6

Question No:1
The chains of antibodies are held together by

(A) (a) Dihydrogen
(B) (b) Covalent
(C) (c) Disulfide
(D) (d) Ionic

Question No:2
The immunity conferred by T-lymphocyte is known as

(A) (a) Humoral mediated
(B) (b) Tissue mediated
(C) (c) Cell mediated
(D) (d) Neural mediated

Question No:3
After any graft/transplant which medications does a patient have to take all his/her life?

(A) (a) Immuno modulators
(B) (b) Immuno suppressants
(C) (c) Immuno Competors
(D) (d) Immuno depressants

Question No:4
Before any graft/organ transplant, which procedure should be performed?

(A) (a) Tissue matching
(B) (b) Pedigree analysis
(C) (c) CT scan
(D) (d) X-ray

Question No:5


Question No:6
Which immune response makes graft rejection obvious?

(A) (a) Humoral mediated
(B) (b) Innate immunity
(C) (c) Cell mediated
(D) (d) Acquired immunity

Question No:7
Which immunity is slow and takes time for full effective response?

(A) (a) Active
(B) (b) Passive
(C) (c) Acquired
(D) (d) Innate

Question No:8
When a host is exposed to antigens, antibodies are produced in the host body. This type of immunity is known as _____

(A) (a) Passive
(B) (b) Active
(C) (c) Innate
(D) (d) Cell mediated

Question No:9
Active immunity is induced by

(A) (a) Injecting prepared antibodies
(B) (b) Injecting live infectious microbes
(C) (c) Injecting dead microbes or proteins
(D) (d) Injecting vaccine

Question No:10
When readymade antibodies are given to protect the body against foreign agents, it is called _____ immunity

(A) (a) passive
(B) (b) active
(C) (c) innate
(D) (d) humoral

Question No:11
In initial days of lactation, the mother’s milk ‘Colostrum’ is rich in which antibody?

(A) (a) Ig A
(B) (b) Ig E
(C) (c) Ig M
(D) (d) Ig G

Question No:12
Foetus receives _____ from mother through the placenta during pregnancy,

(A) (a) antigens
(B) (b) antibodies
(C) (c) t-cells
(D) (d) b-cells

Question No:13
Principle of______ is based on the property of ‘memory’ of the immune system

(A) (a) passive immunity
(B) (b) antigen antibody
(C) (c) immunisation
(D) (d) agglutinisation

Question No:14
Immunisation is also known as

(A) (a) Passive immunity
(B) (b) Innate immunity
(C) (c) Vaccination
(D) (d) Resistance

Question No:15
A vaccine is

(A) (a) Prepared antigenic proteins
(B) (b) Inactivated/weakened pathogen
(C) (c) Live pathogens
(D) (d) Both (a) and (b)

Question No:16
When a quick immune response is required, we can

(A) (a) Directly inject weakened pathogen at time of emergency
(B) (b) Directly inject preformed antigens
(C) (c) Directly inject preformed antibodies
(D) (d) Directly inject immuno depressants

Question No:17
In Tetanus case we inject

(A) (a) Antigenic proteins
(B) (b) Antibodies
(C) (c) Weakened pathogen
(D) (d) Saline

Question No:18
When a person is bitten by snake, we inject antitoxin in the patient.This type of immunity is known as

(A) (a) Active immunisation
(B) (b) Passive immunisation
(C) (c) Innate immunisation
(D) (d) Humoral immunity