NCERT NEET Class12 Zoology Human Health Disease,biology notes,pdf

Human Health and Disease Mock Test-7

Question No:1
Antigenic polypeptides of pathogen has been produced on a large scale.This is due to _____ technology

(A) (a) Polymerase Chain Reaction
(B) (b) DNA fingerprinting
(C) (c) Recombinant DNA technology
(D) (d) In-vitro fertilization

Question No:2
By using recombinant DNA technology, hepatitis B vaccine is produced from _____

(A) (a) bacteria
(B) (b) yeast
(C) (c) fungi
(D) (d) lichen

Question No:3
A sudden episode of sneezing-wheezing when you travel to a new place is due to _____ response

(A) (a) inflammation
(B) (b) allergic
(C) (c) auto-immune
(D) (d) cell mediated immunity

Question No:4
Substances which cause allergy are known as

(A) (a) Mutagens
(B) (b) Irritants
(C) (c) Allergens
(D) (d) Agglutinogens

Question No:5
Which life cycle is indicated in the figure?

(A) (a) Plasmozoa
(B) (b) Plasmodium
(C) (c) Paramoecium
(D) (d) Filarial parasite

Question No:6
What is indicated by ‘a’ in the figure?

(A) (a) Merozoites
(B) (b) Hypnozoites
(C) (c) Sporozoites
(D) (d) Gametocytes

Question No:7
What is indicated by ‘b’ in the figure?

(A) (a) Gametocyte
(B) (b) Salivary gland
(C) (c) Proboscis
(D) (d) Merozoites

Question No:8
Gametes are developing in which cells as shown by phase ‘d’ in the figure?

(A) (a) WBC
(B) (b) RBC
(C) (c) Lymphocytes
(D) (d) Hepatocyte

Question No:9
Which cells is bursting as shown by phase ‘f’ in the figure?

(A) (a) WBC
(B) (b) RBC
(C) (c) Lymphocytes
(D) (d) Hepatocyte

Question No:10
The antibodies primarily participating in allergic response are

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

Question No:11
Which of the following is an allergen?

(A) (a) Dust
(B) (b) Pollen
(C) (c) Animal dander
(D) (d) All of above

Question No:12
Which of the following is not an allergic reaction symptom?

(A) (a) Sneezing
(B) (b) Watery eyes
(C) (c) Difficulty in breathing
(D) (d) Hiccups

Question No:13
Which cells actively participate in allergic reaction?

(A) (a) Mast cell
(B) (b) Monocytes
(C) (c) Lymphocytes
(D) (d) macrophages

Question No:14
In an allergic reaction, which chemicals are released by the mast cells?

(A) (a) Histamine and Serotonin
(B) (b) Histamine and Secretin
(C) (c) Serotonin and Adrenalin
(D) (d) Serotonin and Nor-adrenalin

Question No:15
In case of allergy, which drugs reduce the symptoms?

(A) (a) Anti-histamine
(B) (b) Adrenalin
(C) (c) Steroids
(D) (d) All of above

Question No:16
In auto-immune disorders, the cells

(A) (a) Produce more antibodies
(B) (b) Produce less antibodies
(C) (c) Start attacking other body cells
(D) (d) Have exaggerated immune response

Question No:17
Which is of the following is in an example of auto-immune disease?

(A) (a) Tetanus
(B) (b) Allergy
(C) (c) Rheumatoid Arthritis
(D) (d) Asthma

Question No:18
Which of the following is a primary lymphoid organ?

(A) (a) Thymus
(B) (b) Spleen
(C) (c) Tonsils
(D) (d) Lymph nodes