Human Health and Disease MCQ Questions for Class 12 Biology Chapter 8 with Answers

Find here the NCERT chapter-wise Multiple Choice Questions from Class 12 Biology book Chapter 8 Human Health and Disease with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Human Health and Disease. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.


NCERT MCQ Chapters for Class 12 Biology

Q1. Antibodies present in colostrum which protect the new born from certain diseases is of

(i) IgG type
(ii) IgA type
(iii) IgD type
(iv) IgE type.

(ii) IgA type


Q2. Alzheimer disease in humans is associated with the deficiency of

(i) Glutamic acid
(ii) Dopamine
(iii) Acetylcholine
(iv) Gamma amnobutyric acid (GABA)

(iii) Acetylcholine


Q3. Diacetyl morphine is commonly known as

(i) cocaine
(ii) hashish
(iii) ganja
(iv) heroin

(iv) heroin


Q4. The sporozoites that cause infection when a female Anopheles mosquito bites a human being are formed in:

(i) Liver of human
(ii) RBCs of mosquito
(iii) Salivary glands of mosquito
(iv) Intestine of human.

(iii) Salivary glands of mosquit


Q5. AIDS occur by which cause?

(i) Reduction of T-Helper cells
(ii) Reduction of Killer T-cells
(iii) Auto immune
(iv) Less production of interferon

(i) Reduction of T-Helper cells


Q6. The substance produced by a cell in viral infection that can protect other cells from further infection is

(i) serotonin
(ii) colostrum
(iii) interferon
(iv) histamine.

(iii) interferon


Q7. Which of the following is most infectious disease?

(i) Hepatitis B
(ii) AIDS
(iii) Amoebiosis
(iv) Malaria

(i) Hepatitis B


Q8. Use of anti-histamines and steroids gives a quick relief from

(i) allergy
(ii) nausea
(iii) cough
(iv) fever

(i) allergy


Q9. The chemical test that is used for diagnosis of typhoid is:

(i) ELISA Test
(ii) ESR Test
(iii) PCR Test
(iv) Widal Test.

(iv) Widal Test.


Q10. Opium is:

(i) Hemp
(ii) Charas
(iii) Heroin
(iv) Nicotin

(iii) Heroin


Q11. AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

(i) Transfusion of contaminated blood.
(ii) Sharing the infected needles.
(iii) Shaking hands with infected persons.
(iv) Sexual contact with infected persons.

(iii) Shaking hands with infected persons.


Q12. If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidences?

(i) Serum albumins
(ii) Haemocytes
(iii) Serum globulins
(iv) Fibrinogin in plasma

(iii) Serum globulins


Q13. The letter T in T-lymphocytes refers to

(i) tonsil
(ii) thalamus
(iii) thymus
(iv) thyroid

(iii) thymus


Q14. The organisms which cause diseases in plants and animals are called:

(i) pathogens
(ii) vectors
(iii) insects
(iv) worms.

(i) pathogens


Q15. Immune deficiency symdrome is caused by:

(i) Defected liver
(ii) Defected thymus
(iii) AIDS Virus
(iv) Loss of Immune system

(iii) AIDS Virus


Q16. Antivenom against snake poison contains

(i) antigens
(ii) antigen-antibody complexes
(iii) antibodies
(iv) enzymes

(iii) antibodies


Q17. The first antibiotic was discovered by

(i) Louis Pasteur
(ii) Koch
(iii) R. Fleminng
(iv) A. Fleming

(iv) A. Fleming


Q18. In the immune system, interferons are a part of

(i) physiological barriers
(ii) cellular barriers
(iii) physical barriers
(iv) cytokine barriers.

(iv) cytokine barriers.


Q19. The disease chikungunya is transmitted by:

(i) Houseflies
(ii) Aedes mosquitoes
(iii) Cockroach
(iv) Female Anopheles.

(ii) Aedes mosquitoes


Q20. Pain-killer drugs:

(i) Makes Tissue
(ii) Relieve from pain
(iii) Relieve from tired
(iv) Pain creater

(iii) Relieve from tired


Q21. Which of the following glands is large sized at birth but reduces in size with ageing ?

(i) Pineal
(ii) Pituitary
(iii) Thymus
(iv) Thyroid

(iii) Thymus


Q22. Where will you look for the sporozoites of the malarial parasite?

(i) Saliva of infected female Anopheles mosquito
(ii) Red blood corpuscles of humans suffering from malaria
(iii) Spleen of infected humans
(iv) Salivary glands of freshly moulted female Anopheles mosquito

(i) Saliva of infected female Anopheles mosquito


Q23. The disease chikungunya is transmitted by

(i) houseflies
(ii) Aedes mosquitoes
(iii) cockroach
(iv) female Anopheles

(ii) Aedes mosquitoes


Q24. Which type of immune response is responsible for the rejection of tissues/ organs in the patient’s body post¬transplantation?

(i) auto-immune response
(ii) humoral immune response
(iii) physiological immune response
(iv) cell-mediated immune response.

(iv) cell-mediated immune response.


Q25. Caffein, Amphetamine and coceins are:

(i) Pain Killer
(ii) Tranquillizer
(iii) Hallucination
(iv) Stimulant

(iv) Stimulant


Q26. One of the following is not the causal organism for ringworm.

(i) Microsporum
(ii) Trichophyton
(iii) Epidermophyton
(iv) Macrosporum

(iv) Macrosporum


Q27. From what Lysergic acid is formed?

(i) Heroine
(ii) Ergot fungi
(iii) THC
(iv) Cannabinoids plants

(ii) Ergot fungi


Q28. Anti venom against snake poison contains

(i) antigens
(ii) antigen-antibody complexes
(iii) antibodies
(iv) enzymes

(iii) antibodies


Q29. When an apparently healthy person is diagnosed as unhealthy by a psychiatrist, the reason could be that:

(i) the patient was not efficient at his work
(ii) the patient was not economically prosperous
(iii) the patient shows behavioural and social maladjustment
(iv) he does not take interest in sports.

(iii) the patient shows behavioural and social maladjustment


Q30. Following is Hallucinator

(i) LSD
(ii) Heroin
(iii) Cocein
(iv) Morphin

(i) LSD


Q31. Which one of the following disease is non – communicable ?

(i) Diphtheria
(ii) Flu
(iii) Cancer
(iv) Malaria

(iii) Cancer


Q32. Typhoid fever is caused by

(i) Salmonella
(ii) Shigella
(iii) Escherichia
(iv) Giardia

(i) Salmonella


Q33. The substance produced by a cell on viral infection that can protect other cells from further infection is

(i) serotonin
(ii) colostrum
(iii) interferon
(iv) histamine

(iii) interferon


Q34. AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

(i) Transfusion of contaminated blood
(ii) Sharing the infected needles
(iii) Shaking hands with infected persons
(iv) Sexual contact with infected persons.

(iii) Shaking hands with infected persons


Q35. World AIDS day is:

(i) 1 May
(ii) 20 December
(iii) 1 June
(iv) 1 December

(iv) 1 December


Q36. Which one of the following sets includes bacterial diseases ?

(i) Tetanus, tuberculosis, measles
(ii) Diptheria, leprosy, plague
(iii) Cholera, typhoid, mumps
(iv) Malaria, mumps, poliomyelits

(ii) Diptheria, leprosy, plague


Q37. Pathogenic bacterium that cause typhoid fever in human being is

(i) Salmonella typhi
(ii) Streptococcus pneumonia
(iii) Streptococcus typhi
(iv) Salmonella feverish

(i) Salmonella typh


Q38. Smack’ is a drug obtained from the:

(i) latex of Papaver somniferum
(ii) leaves of Cannabis sativa
(iii) flowers of Dhatura
(iv) fruits of Erythroxylon coca.

(i) latex of Papaver somniferum


Q39. Opiates are obtained from

(i) Thea sinesis
(ii) Coffea Arabica
(iii) Oryzasativa
(iv) Papaver Seminiferum

(iv) Papaver Seminiferum


Q40. Hepatitis B is transmitted through

(i) sneezing
(ii) female Anopheles
(iii) coughing
(iv) blood transfusion.

(ii) female Anopheles


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