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Q.15. Passive immunity can be conferred directly by

  1. vaccines
  2. antitoxins
  3. colostrum
  4. both (b) & (c)
Answer: (d) both (b) & (c)
Explanation: both (b) & (c)

Human Health And Disease : Class 12th Biology Practice Test | MCQs For NEET

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This practice test includes 25 questions from the chapter 'Human health and disease' class 12th biology. Helpful for NEET, and other competitive exams.  Start Test without Login in
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Q.1. A person with sickle cell anaemia is

  1. more prone to malaria
  2. more prone to typhoid
  3. less prone to malaria
  4. less prone to typhoid

Q.2. Which one of the following disease is non – communicable ?

  1. Diphtheria
  2. Flu
  3. Cancer
  4. Malaria

Q.3. Which of the following pairs contains an infectious and a non-infectious disease respectively ?

  1. Typhoid and AIDS
  2. AIDS and cancer
  3. Pneumonia and malaria
  4. Cancer and malaria

Q.4. Typhoid fever in human beings is caused by

  1. Plasmodium vivax
  2. Trichophyton
  3. Salmonella typhi
  4. Rhinoviruses

Q.5. Which of the following is the bacterial disease in humans ?

  1. Dysentery
  2. Malaria
  3. Plague
  4. Both (a) & (c)

Q.6. Which of the following pathogens causes whooping coough ?

  1. Legionella spp.
  2. Burcella melitensis
  3. Vibrio cholerae
  4. Burcella melitensis

Q.7. Which one of the following sets includes bacterial diseases ?

  1. Tetanus, tuberculosis, measles
  2. Diptheria, leprosy, plague
  3. Cholera, typhoid, mumps
  4. Malaria, mumps, poliomyelits

Q.8. The common cold is caused by

  1. Rhino viruses
  2. Streptococcus pnemoniae
  3. Salmonella typhimurium
  4. Plasmodium vivax.

Q.9. Hepatitis B is transmitted through

  1. sneezing
  2. female Anopheles
  3. coughing
  4. blood transfusion

Q.10. A toxic substance, responsible for the chills and high fever recurring every three to four days in malarial fever, is

  1. interferon
  2. haemozoin
  3. hirudin
  4. colostrum

Q.11. Humoral immunity is associated with

  1. T-cells
  2. B-cells
  3. macrophages
  4. both (a) and (b)

Q.12. The antibody which can cross placental barrier is

  1. IgA
  2. JgE
  3. IgM
  4. IgG

Q.13. The most abundant class of immunoglobulins (Igs) in the body is

  1. IgA
  2. IgG
  3. IgE
  4. IgM

Q.14. A protein or polysaccharide molecule that stimulates antibody formation.

  1. antigen
  2. antibiotics
  3. exotoxin
  4. endotoxins

Q.15. Passive immunity can be conferred directly by

  1. vaccines
  2. antitoxins
  3. colostrum
  4. both (b) & (c)

Q.16. Which form of pathogen is used in vaccination ?

  1. Activated and strong pathogenic antigens
  2. Inactivated and weakened pathogenic antigens
  3. Hyperactive and strong pathogen
  4. Preformed antibodies

Q.17. Injection of antitoxin in tetanus confers which type of immunisation ?

  1. Active immunisation
  2. Passive immunisation
  3. Auto-immunisation
  4. Humoral immunisation

Q.18. The term ‘antitoxin’ refers to a preparation containing

  1. B-lymphoctyes and T-lymphocytes
  2. antibodies to the toxin
  3. weakend pathogen
  4. inactivated T-lymphocytes.

Q.19. Vaccine against polio viruses is an example of

  1. auto-immunisation
  2. passive immunisation
  3. active immunisation
  4. simple immunisation

Q.20. During the life cycle of Plasmodium, sexual reproduction takes place in which of the following hosts ?

  1. Human
  2. Female Anopheles mosquito
  3. Male Anopheles mosquito
  4. Both (a) and (b)

Q.21. Amoebic dysentery (amoebiasis) is caused by

  1. Entamoeba histolytica
  2. E. coli
  3. Streptococcus pneumoniae
  4. Trichophyton

Q.22. Which one of the following diseases cannot be cured by taking antibiotics ?

  1. Plague
  2. Amoebiasis
  3. Leprosy
  4. Whooping cough

Q.23. Elephantiasis, a chronic inflammation that results in gross deformities is caused by

  1. Ascaris
  2. E.coli
  3. Wuchereria
  4. Trichophyton

Q.24. Which of the following is affected by the infection of Wuchereria bancrofti ?

  1. Lymphatic vessels
  2. Respiratory system
  3. Nervous system
  4. Blood circulation

Q.25. Which of the following diseases is transmitted by the bite of the female mosquito vector ?

  1. Filariasis
  2. Amoebiasis
  3. Typhoid
  4. Pneumonia
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