This practice test includes 25 questions from the chapter ‘Human health and disease’ class 12th biology. Helpful for NEET, and other competitive exams.
Human health and Disease : class 12th biology practice test | MCQs for NEET
Score: 0 / 25
Questions
Q1. A person with sickle cell anaemia is
A person with sickle cell anaemia is less prone to malaria
Q2. Which one of the following disease is non – communicable ?
Cancer
Q3. Which of the following pairs contains an infectious and a non-infectious disease respectively ?
AIDS and cancer contains an infectious and a non-infectious disease respectively
Q4. Typhoid fever in human beings is caused by
Typhoid fever in human beings is caused by Salmonella typhi
Q5. Which of the following is the bacterial disease in humans ?
Both (a) & (c) is the bacterial disease in humans
Q6. Which of the following pathogens causes whooping coough ?
Burcella melitensis causes whooping coough
Q7. Which one of the following sets includes bacterial diseases ?
Diptheria, leprosy, plague sets includes bacterial diseases
Q8. The common cold is caused by
The common cold is caused by Rhino viruses.
Q9. Hepatitis B is transmitted through
female Anopheles
Q10. A toxic substance, responsible for the chills and high fever recurring every three to four days in malarial fever, is
haemozoin
Q11. Humoral immunity is associated with
Humoral immunity is associated with B-cells
Q12. The antibody which can cross placental barrier is
IgG
Q13. The most abundant class of immunoglobulins (Igs) in the body is
IgG
Q14. A protein or polysaccharide molecule that stimulates antibody formation.
A protein or polysaccharide molecule that stimulates antibody formation is known as antigen
Q15. Passive immunity can be conferred directly by
both (b) & (c)
Q16. Which form of pathogen is used in vaccination ?
Inactivated and weakened pathogenic antigens
Q17. Injection of antitoxin in tetanus confers which type of immunisation ?
Passive immunisation
Q18. The term ‘antitoxin’ refers to a preparation containing
The term ‘antitoxin’ refers to a preparation containing antibodies to the toxin
Q19. Vaccine against polio viruses is an example of
active immunisation
Q20. During the life cycle of Plasmodium, sexual reproduction takes place in which of the following hosts ?
During the life cycle of Plasmodium, sexual reproduction takes place in Female Anopheles mosquito
Q21. Amoebic dysentery (amoebiasis) is caused by
Amoebic dysentery (amoebiasis) is caused by Entamoeba histolytica
Q22. Which one of the following diseases cannot be cured by taking antibiotics ?
Amoebiasis cannot be cured by taking antibiotics
Q23. Elephantiasis, a chronic inflammation that results in gross deformities is caused by
Elephantiasis, a chronic inflammation that results in gross deformities is caused by Wuchereria
Q24. Which of the following is affected by the infection of Wuchereria bancrofti ?
Lymphatic vessels
Q25. Which of the following diseases is transmitted by the bite of the female mosquito vector ?
Filariasis
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