Are you looking for Human Health and Disease Questions and Answers for NEET and other medical entrance examinations? If yes, these are some most important multiple choice questions and answers on NCERT Class-12 Biology, Chapter-8 (Human Health and Disease).
Here we composed these 300+ MCQs and Answers on Human Health and Disease after reading the chapter on Human Health and Disease from the NCERT book on Class 12 Biology. The questions are topics-wise and the students can relate the questions easily to the most important topics of this chapter.
Human Health and Disease NEET Questions and Answers
1. Which of the following is the most fatal non-infectious disease?
2. Which of the following is not a biological agent that causes disease?
3. How are Infectious Diseases transmitted?
a) Droplet Infection
b) They are inherited
c) By seeing patients
d) Eating an unhealthy diet
4. Which of the following is a Congenital Disease?
b) Sickle-cell anaemia
d) Rheumatoid Arthritis
5. Who is the Father of Medicine?
c) Antoine van Leeuwenhoek
d) Antoine Lavoisier
6. Health is not defined by ________
a) physical well being
b) mental well being
c) social well being
d) genetic Disorders
7. Who discovered blood circulation in the human body?
a) William Harvey
b) Robert Hooke
c) Karl Landsteiner
d) Robert Brown
8. Which property is not exhibited by a disease-causing pathogen?
9. Which of the following is not a Degenerative disease?
d) Alzheimer’s disease
10. Which of the following does not affect health?
a) Genetic disorders
c) Life Style
d) Health Insurance
Bacterial Diseases in Humans MCQs
11. Which pathogen causes Pneumonia disease?
a) Haemophilus influenzae
b) Salmonella typhi
c) Myxovirus influenzae
d) Bordetella pertussis
12. Which vaccine is given to prevent Pneumonia?
a) Salk vaccine
b) BCG vaccine
c) pneumococcal vaccine
d) TAB vaccine
13. Which of the following statement is incorrect regarding Pneumonia?
a) Fluid accumulation in alveoli
b) Lips and Nails turn bluish
c) Fever and chills
d) Blood in faeces
14. Diphtheria commonly affects which age group?
a) Above 10 years
b) Below 5 years
d) Above 60 years
15. ‘Kali Khasi’ is the common name of which disease?
b) Whooping cough
16. Clostridium tetani releases which type of toxins which further cause tetanus?
a) Botulinum toxin
17. Which of the following is the combined vaccine given to children for protection against Tetanus, Whooping cough and Diphtheria?
a) DPT vaccine
b) BCG vaccine
c) TAB vaccine
d) HIB vaccine
18. Which of the following is incorrect regarding Typhoid disease?
a) Mycobacterium leprae causes Typhoid
b) Infection through contaminated food and water
c) Symptoms include High fever, weakness, constipation and loss of appetite
d) Intestinal perforation and death may occur in severe cases
19. Which of the following tests is used to confirm Typhoid Fever?
a) Schick Test
b) Widal Test
c) Pap smear Test
d) Tourniquet Test
20. Which of the following person was nicknamed as Typhoid Mary?
a) Mary Mallon
b) Queen Mary
c) Meredith Mary
d) Mary Yang
21. Intestinal Perforation is the characteristic symptom of which disease?
22. Which of the following is the carrier of Plague bacteria?
a) Anopheles mosquito
b) Aedes aegypti
23. Which of the following is not a type of plague?
a) Bubonic plague
b) Septicemic plague
c) Pneumonic plague
d) Typhi plague
24. What is the full form of BCG vaccine?
a) Bacteria Cold Gene
b) Bacillus Coded Gene
c) Bacillus Calmette–Guérin
d) Bacteria Coded-Guerin
25. Leprosy disease was discovered by _________
b) Karl Joseph Eberth
c) Robert Koch
d) Dr Jay Levy
26. Which medication is commonly given to treat Leprosy?
b) DDS (diamino-diphenyl sulphone)
27. Food poisoning is commonly caused by which species of Clostridium?
a) Clostridium butyricum
b) Clostridium tetani
c) Clostridium perfringes
d) Clostridium botulinum
28. What is the first sign or symptom of tetanus?
a) Stiffness of neck
b) Swelling in neck
d) Numbness in fingers
29. What is the full form of ATS injection?
a) Anti Tuberculosis Serum
b) Artificial Typhoid Serum
c) Anti Tetanus Serum
d) Alpha Typhoid Sebum
30. Which of the following diseases is caused by the species of Mycobacterium bacteria?
a) Typhoid and Tetanus
b) Leprosy and Tuberculosis
c) Gonorrhoea and Syphilis
d) Influenza and Leprosy
Viral Diseases in Humans MCQs
31. Which virus causes Small Pox disease?
a) Variola virus
b) Varicella zoster
c) Rubeola virus
d) Rhabdo virus
32. Variola virus has ________ as genetic material.
a) Single stranded RNA
b) Double stranded RNA
c) Single stranded DNA
d) Double stranded DNA
33. Small Pox vaccine is which kind of vaccine?
a) Attenuated Vaccine
b) Inactivated Vaccine
c) Second Generation Vaccine
d) Third Generation Vaccine
34. Who is known as the Father of Immunology?
a) Dmitry Ivanovsky
b) Edward Jenner
c) Erik Acharius
d) Francesco Redi
35. When was Small Pox eradicated from the world?
36. Which of the following is the most common late complication of Chicken Pox?
c) Small Pox
37. What is the full form of MMR vaccine?
a) Mumps Measles Rabies
b) Malignant Melanoma Rheumatism
c) Measles Mumps Rubella
d) Malignant-Malaria Rheumatoid
38. What is the incubation period of Rhabdo virus?
a) 1 day-2 weeks
b) 10-20 days
c) 2-4 weeks
d) 10 days-1 year
39. Which is the most important characteristic symptom of Rabies?
a) Fear of Height
b) Fear of Water
c) Fear of Cats
d) Fear of Fire
40. What is the mortality rate of humans if they contract rabies?
a) 50% fatal
b) 90% fatal
c) No effects
d) 33% fatal
41. What is the earliest sign of contracting Polio?
b) Inflammation of the body
c) Inability to bend the head forward
d) Inability to walk
42. Which of the following options is incorrect regarding the contraction of Polio?
a) It spreads through intestinal discharges
b) It spreads through contaminated food and water
c) It spreads by flies
d) It spreads through mosquito bites
43. What is the full form of OPV?
a) Oral Polio Vaccine
b) Oesophagus Polio Vaccine
c) Oral Plague Vaccine
d) Oesophagus Plague Vaccine
44. Poliovirus affects which pathway during paralysis of muscles?
a) Motor Pathway
b) Sensory Pathway
c) Inter-neuron Pathway
d) Intra-neuron Pathway
45. In which of the following area the effect of Poliovirus is not fatal?
46. When was Polio eradicated from India?
a) 13 January 2011
b) 25 April 2013
c) 27 March 2014
d) 7 August 2010
47. Flavivirus group causes which of the following pair of diseases?
a) Amoebic Dysentery and Ascariasis
b) Rabies and Plague
c) Dengue and Tetanus
d) Dengue and Yellow Fever
48. Which of the following is not the symptom of Classic Dengue Fever?
a) Blood vessels become fragile
b) Very high fever
c) Pain behind the eyes
d) Joints are affected
49. What is the full form of SARS?
a) Silk Associated Respiratory Syndrome
b) Severe Acute Respiratory Syndrome
c) Sand Acquired Respiratory Syndrome
d) Severely Assimilated Respiratory Syndrome
50. Which of the following viruses cause Swine Flu?
a) S1H1 virus
b) X1Z1 virus
c) H1N1 virus
d) N1M1 virus
51. A viral disease causing painful swelling of the parotid gland is _________
52. The disease that may cause sterility due to the infection spreading to sex organs is ________
c) Swine Flu
d) Chicken Pox
53. Which type of Hepatitis cannot be transferred by blood or sexual contact?
a) Hepatitis A
b) Hepatitis B
c) Hepatitis C
d) Hepatitis D
54. Which of the following Hepatitis virus has a different strand of genetic material?
a) Hepatitis C virus
b) Hepatitis A virus
c) Hepatitis B virus
d) Hepatitis D virus
55. Which vaccine is given to prevent Hepatitis B infection?
a) BCG Vaccine
b) Sabin Vaccine
c) Salk Vaccine
d) Recombivax HB
Protozoan Diseases in Humans MCQs
56. Entamoeba histolytica causes _________
c) small Pox
57. Entamoeba histolytica is found in _________
c) Small Intestine
d) Large Intestine
58. The pathogen causing Amoebiasis is transmitted through which of the following?
a) By touch
b) Insect bite
c) Food or water contaminated with cysts
d) Droplet Infection
59. Which of the following act as mechanical carriers to transmit Entamoeba histolytica?
60. Which of the following species of Plasmodium don’t cause Malaria?
a) Plasmodium piper
b) Plasmodium vivax
c) Plasmodium falciparum
d) Plasmodium malariae
61. Out of 5 species of Plasmodium, which one is the most virulent?
a) Plasmodium vivax
b) Plasmodium falciparum
c) Plasmodium malariae
d) Plasmodium knowlesi
62. Where do the sexual stages of Plasmodium develop in its life cycle?
a) Gut of mosquito
b) Brain of human
c) Red Blood Corpuscles of human
d) Liver of human
63. In which form Plasmodium enters the human body?
64. Shuffner’s dots are related to _________
a) Entamoeba histolytica
c) Red Blood Corpuscles
65. When can malarial parasite be obtained in RBCs of a patient?
a) When there is a sudden increase in pulse rate
b) When the temperature rises with rigour
c) When the temperature of a patient suddenly drops
d) When a patient experiences shortness of breath
66. Which of the following fish is introduced in a pond to control or eliminate the vector responsible for the transmission of malaria and elephantiasis?
67. Where does the sexual stage of Plasmodium gets completed?
a) In the RBCs of human
b) In the liver of human
c) In the salivary glands of the mosquito
d) In mosquito’s gut
68. Malignant tertian/subtertian fever is produced by _________
a) Plasmodium ovale
b) Plasmodium falciparum
c) Plasmodium vivax
d) Plasmodium knowlesi
69. Chloroquine is given to treat which disease?
Helminthic Diseases in Humans MCQs
70. Female Ascaris can be differentiated from male by _________
a) presence of Cloaca
b) presence of penial setae
c) shorter size than the male and curved posterior end
d) longer than the male and straight posterior end
71. Syncytial epidermis is the characteristic feature of which of the following organism?
72. Which of the following helminth enters the body of a man through the skin of his feet if he walks barefoot in the contaminated soil?
73. Which of the following vectors is responsible for transmitting the parasite causing filariasis?
a) Anopheles mosquito
b) Aedes mosquito
c) Tse Tse fly
d) Culex mosquito
74. Tapeworm infection occurs amongst vegetarians through __________
b) contaminated water
c) improperly washed raw vegetables and fruits
d) improperly cooked measly pork
75. Where does Tapeworm occur inside the human body?
b) Small Intestine
76. How is tapeworm attached to the intestinal wall of humans?
a) Hooks and suckers
b) Rostellum only
c) Hooks only
d) Suckers only
77. Which of the following is not the symptom of Taeniasis?
a) Weight loss
b) Epilepsy-like fits
c) Very high fever
d) Abdominal Pain
78. The common tapeworm infecting humans is_______
a) Taenia solium
b) Taenia saginata
c) Echinococcus granulosus
d) Fasciola hepatica
79. Which of the following test is used to diagnose Roundworm Infection?
a) Widal Test
b) Pap smear’s Test
c) Gravidex Test
d) Stool Test
80. Helminthic diseases are transmitted through all except _______
a) contaminated Food
b) dirty Hands
c) contaminated Soil
d) touching an infected person
81. Filariasis is also known as elephantiasis because __________
a) disease Spreads through Elephants
b) excessive enlargement of teeth
c) excessive enlargement of legs
d) the patient starts looking like an elephant
82. Roundworm infection produces ________
a) Vague symptoms of nausea and cough
b) Clear Symptoms of abdominal pain and obstruction
c) Internal Bleeding, Pneumonia and Peritonitis in all cases
d) Eosinophilia never occurs
83. Which of the following is the smallest tapeworm?
a) Dipylidium caninum
b) Hymenolepis nana
c) Taenia asiatica
d) Echinococcus granulosus
84. Which of the following tapeworm is commonly called as Pork tapeworm?
a) Taenia saginata
b) Taenia solium
c) Echinococcus granulosus
d) Diphyllobothrium latum
85. The common roundworm infecting human beings is _______
a) Ascaris lumbricoides
b) Taenia solium
c) Fasciola hepatica
d) Enterobius histolytica
86. The infective stage of Ascaris lumbricoides is _________
a) First stage Rhabditiform larva
b) Second stage Rhabditiform larva
c) Third stage Rhabditiform larva
d) Fourth stage Rhabditiform larva
87. Which of the following pathogen is not responsible for causing Filariasis?
a) Wuchereria bancofti
b) Brugia malayi
c) Schistosoma haematobium
d) Brugia timori
88. The infection of Onchosphere larva to man leads to ___________
89. Which of the following is the larva of Culex which causes Filariasis?
a) Filariform larva
b) Microfilaria larva
c) Trichinella larva
d) Dracunculus larva
90. Which of the following larva forms of Fasciola hepatica cause polyembryony?
a) Miracidium and Sporocyst larva
b) Cercaria and Metacercaria larva
c) Sporocyst and Rediae larva
d) Metacercaria and Rediae larva
91. Which Helminthic disease is most common in children?
92. Anal itching is the characteristic symptom of _________
93. Primary host and secondary host of Wuchereria are ___________
a) Human and Cow
b) Human and Elephant
c) Human and Culex mosquito
d) Human and Anopheles mosquito
Fungal Diseases in Humans MCQs
94. Which of the following conditions aggravate the fungal diseases?
a) Heat and moisture
b) Cold and dry
c) Humid and Cold
d) Scorching heat
95. Which of the following fungi does not cause Tinea capitis?
a) Trichophyton tonsurans
b) Trichophyton violaceum
c) Microsporum andoninii
d) Trichophyton rubrum
96. Which of the following ringworm is also called Tinea barbae?
a) Ringworm of Scalp
b) Ringworm of Beard
c) Ringworm of Body
d) Ringworm of Groin
97. Which of the following diseases does not spread by fomite transmission?
b) Common cold
98. Which of the following genera of fungi is not responsible for causing ringworms?
99. Which of the following is not a symptom of ringworm?
a) The appearance of dry scaly lesions
b) Very high fever
c) Itchy scalp
d) Darkening and peeling of the skin
100. The most contagious disease among the following is _________
FAQs on Human Health and Disease
Q1. What are the top causes of death in the world?
Answer: The top causes of death in the world include cardiovascular disease, cancer, chronic respiratory disease, and accidents.
Q2. What are the top 10 leading causes of death in the United States?
Answer: The top 10 leading causes of death in the United States are heart disease, cancer, chronic respiratory disease, stroke, accidents, Alzheimer’s disease, diabetes, influenza and pneumonia, kidney disease, and suicide.
Q3. What are some of the most common diseases in the world?
Answer: The most common diseases in the world include cardiovascular disease, cancer, obesity, chronic respiratory disease, and diabetes.
Q4. What are the top 10 most common diseases in the United States?
Answer: The top 10 most common diseases in the United States are heart disease, cancer, obesity, chronic respiratory disease, stroke, Alzheimer’s disease, diabetes, kidney disease, arthritis, and asthma.
Q5. What are some of the most common health problems in the world?
Answer: The most common health problems in the world include cardiovascular disease, cancer, obesity, chronic respiratory disease, diabetes, Alzheimer’s disease, stroke, kidney disease, and arthritis.