MCQ ON COMMON DISEASES IN HUMANS class 12 for NEET

MCQ ON COMMON DISEASES IN HUMANS class 12 for NEET | COMMON DISEASES IN HUMANS class 12 | MCQ COMMON DISEASES IN HUMANS with Answer | Check the below NCERT MCQ question for class 12 Biology based on the with Answers.

MCQ ON COMMON DISEASES IN HUMANS class 12 for NEET

MCQ on COMMON DISEASES IN HUMANS class 12 Biology with answers were prepared based on the latest pattern.We have provided class 12 Biology MCQs questions on COMMON DISEASES IN HUMANS with Answers to help students understand the concept very well.

MCQ ON COMMON DISEASE IN HUMANS is useful for NEET / CSIR / UGC / CBSE / ICSE / AIIMS / EXAM / AFMC EXAM / STATE LEVEL MEDICAL EXAM 2022-23, 2023-24

Introduction:
A wide range of organism belonging to bacteria, viruses, fungi,protozoan, helminths etc . could cause disease in man.Such disease causing organisms are called pathogens.Most parasites are therefore pathogens as they cause harm to the host by living in them.The pathogens can enter our body by various means,multiply and interfere with normal viral activities, resulting in morphological and functional damage. Pathogens have to adapt to life within the environment of the host.For example, the pathogens that enter the gut must know a way of surviving in the stomach at low pH and resisting the various digestive enzymes.

MCQ ON COMMON DISEASE IN HUMANS class 12 for NEET

1. Disease causing organisms are called

(a) pathogens
(b) immunity
(c) autoimmunity
(d) active unity

Ans (a) pathogens

2. Most parasites are the cause harm to the ……….living on them.

(a) prey
(b) hosts
(c) mast cells
(d) predators

Ans. (b) hosts

3. Salmonella typhi is a pathogenic bacteria which causes……….. fever in human beings.

(a) malaria
(b) typhoid
(c) polio
(d) tetanus

Ans. (b) typhoid

4. Typhoid fever could be confirmed by

(a) Widal test
(b) Western blot test
(c) Southern blot test
(d) All the above

Ans.(a) Widal test

5. Bacteria responsible for pneumonia in the number humans.

(a) Streptococcus pneumoniae
(b) Haemophilus influenza
(c) both a and b
(d) rhino

Ans.(c) both a and b

6. Pneumonia in humans infects the

(a) alveoli of the lungs
(b) liver cells
(c) duodenum
(d) ileum

Ans.(a) alveoli of the lungs

7. The bacterial disease in man

(a) Dysentery
(b) Plague
(c) Diphtheria
(d) all the above

Ans.(d) all the above

8. Common cold caused by

(a) Rhino Viruses
(b) Plasmodium
(c) Salmonella
(d) Tetani

Ans.(a) Rhino Viruses

9. The common cold infect the

(a) nose and respiratory passage
(b) lungs
(c) liver
(d) all the above

Ans. (a) Nose and respiratory passage

10. Malaria is caused by

(a) Rhino Viruses
(b) plasmodium
(c) bacteria
(d) fungi

Ans. (b) Plasmodium

11. Malignant malaria caused by

(a) plasmodium malari
(b) plasmodium falciparum
(c) Plasmodium vivax
(d) plasmodium ovale

Ans.(b) plasmodium falciparum

12. Amoebic dysentery is caused by

(a) plasmodium falciparum
(b) Entamoeba histolytica
(c) plasmodium malari
(d) wuchereria bancrofti

Ans . (a) Entamoeba histolytica

13. Ascaris and Wuchereria are

(a) helminths
(b) protozoa
(c) annelida
(d) insect

Ans.(a) helminths

14. Elephantiasis / filariasis is caused by

(a) Wuchereria Bancrofti
(b) Wuchereria malayi
(c) both a and b
(d) plasmodium falciparum

Ans. (c) both a and b

15. Ringworms are caused by

(a) Microsporum
(b) Trichophyton
(c) Epidermophyton
(d) All the above

Ans.(d) All the above

16. The use of vaccines and immunisation programme have enabled us to completely eradicate a deadly disease like

(a) TB
(b) Polio
(c) Measles
(d) Small pox

Ans.(d) Small pox

17. Sustained high fever, weaknesses, stomach pain, constipation, headache loss of appetite are characteristics of disease

(a) malaria
(b) elephantiasis
(c) typhoid
(d) polio

And.(c) typhoid

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18. HIV is a member of a group of Viruses called

(a) Bacteriophage
(b) laysogenic viruses
(c) Retroviruses
(d) Gemini viruses

Ans. (c) Retroviruses

19. Which is not an autoimmune disease

(a) graves disease grave
(b) pernicious anaemia
(c) rheumatoid arthritis
(d) insomnia

Ans.(d) Insomnia

20. Interferons have been used in the treatment of

(a) Ascariasis
(b) Influenza
(c) Filariasis
(d) Giardiasis

Ans.(b) Influenza

21.Rhabditiform larva of Ascaris undergoes second and third moultings in

(a) Liver
(b) Heart
(c) Alveoli of lungs
(d) Small intestine

Ans.(c) Alveoli of lungs