MCQ Questions for Class 12 Biology Chapter 8 Human Health and Disease with Answers
Question 1.
Pain-killer drugs:
(a) Makes Tissue
(b) Relieve from pain
(c) Relieve from tired
(d) Pain creater
Answer
Answer: (c) Relieve from tired
Question 2.
AIDS caused by:
(a) By fungus
(b) By Virus
(c) By Bacteria
(d) By Helminthes
Answer
Answer: (b) By Virus
Question 3.
Immune deficiency symdrome is caused by:
(a) Defected liver
(b) Defected thymus
(c) AIDS Virus
(d) Loss of Immune system
Answer
Answer: (c) AIDS Virus
Question 4.
Opium is:
(a) Hemp
(b) Charas
(c) Heroin
(d) Nicotin
Answer
Answer: (c) Heroin
Question 5.
AIDS occur by which cause?
(a) Reduction of T-Helper cells
(b) Reduction of Killer T-cells
(c) Auto immune
(d) Less production of interferon
Answer
Answer: (a) Reduction of T-Helper cells
Question 6.
Heroin is the form of :
(a) Aesthetic
(b) Hallucination
(c) Irritation
(d) All of the above
Answer
Answer: (b) Hallucination
Question 7.
Caffein, Amphetamine and coceins are:
(a) Pain Killer
(b) Tranquillizer
(c) Hallucination
(d) Stimulant
Answer
Answer: (d) Stimulant
Question 8.
Following is Hallucinator
(a) LSD
(b) Heroin
(c) Cocein
(d) Morphin
Answer
Answer: (a) LSD
Question 9.
World AIDS day is:
(a) 1 May
(b) 20 December
(c) 1 June
(d) 1 December
Answer
Answer: (d) 1 December
Question 10.
By the plant of which family Heroin is obtained?
(a) Leguminaceae
(b) Papa Veraceae
(c) Liliaece
(d) Solanaceae
Answer
Answer: (b) Papa Veraceae
Question 11.
Opiates are obtained from
(a) Thea sinesis
(b) Coffea Arabica
(c) Oryzasativa
(d) Papaver Seminiferum
Answer
Answer: (d) Papaver Seminiferum
Question 12.
PCR is test for:
(a) HIV
(b) Cancer
(c) Tuberculosis
(d) Cholera
Answer
Answer: (a) HIV
Question 13.
Following which is STD:
(a) Typhoid
(b) Cholera
(c) Malaria
(d) Syphilis
Answer
Answer: (d) Syphilis
Question 14.
Wuchereria bancrofti causes filaria in human being. It is of which group:
(a) Protozoa
(b) Bacteria
(c) Virus
(d) Helminth
Answer
Answer: (d) Helminth
Question 15.
Which organ of body is most affected by excessive intake of alcohol?
(a) Lungs
(b) Liver
(c) Stomach
(d) Spleen
Answer
Answer: (b) Liver
Question 16.
Common cold is caused by:
(a) Retro virus
(b) Phage virus
(c) Rhino virus
(d) Sendai virus
Answer
Answer: (c) Rhino virus
Question 17.
Which of the following is the cancer of blood?
(a) Sarcoma
(b) Lymphoms
(c) Leukemia
(d) None of these
Answer
Answer: (c) Leukemia
Question 18.
Gonorrhoea is caused by:
(a) By Treponema pallidium
(b) By Entamoeba gingivalis
(c) By Mycobacterium taprae
(d) By Neisseria gonorrhoeae
Answer
Answer: (d) By Neisseria gonorrhoeae
Question 19.
Antigen-binding site in an antibody, is found between:
(a) Two light chains
(b) Two heavy chains
(c) One heavy and one light chain
(d) Either between two light chains or between one heavy and one light chain
Answer
Answer: (d) Either between two light chains or between one heavy and one light chain
Question 20.
Alcohol is the most socially accepted narcotic drug. Excessive consumption of alcohol leads to:
(a) Loss of memory
(b) Live cirrhosis
(c) State of hellucination
(d) Suppresion of brain function
Answer
Answer: (b) Live cirrhosis
Question 21.
Disease associated with secretion of toxin is:
(a) TB
(b) AIDS
(c) Tetanus
(d) Food Poisoning
Answer
Answer: (c) Tetanus
Question 22.
Widal test is done to confirm:
(a) Malaria
(b) Typhoid
(c) AIDS
(d) Cancer
Answer
Answer: (b) Typhoid
Question 23.
Which part of poppy plant yields opium:
(a) Latex from unripe capsules
(b) Dried roots
(c) Dried leaves
(d) Dired seeds
Answer
Answer: (a) Latex from unripe capsules
Question 24.
Kala-azar is transmitted by:
(a) By Sand fly
(b) By Tsetse fly
(c) By House fly
(d) By Mosquitoes
Answer
Answer: (a) By Sand fly
Question 25.
Memory cells are formed from:
(a) Monocytes
(b) Eosinophils
(c) Neutrophils
(d) Lymphocytes
Answer
Answer: (d) Lymphocytes
Question 26.
BCG vaccine is a preventive measure against:
(a) Tuberculosis
(b) Typhoid
(c) AIDS
(d) Cholera
Answer
Answer: (a) Tuberculosis
Question 27.
Antigens are present:
(a) Inside nucleus
(b) One the cell surface
(c) Inside cytoplasm
(d) On nuclear membrane
Answer
Answer: (b) One the cell surface
Question 28.
The disease, tetanus also known as:
(a) Shingles
(b) Gangrene
(c) Lockjaw
(d) Whooping cough
Answer
Answer: (c) Lockjaw
Question 29.
Man in the life-cycle of plasmodium is:
(a) Primary host
(b) Secondary host
(c) Intemediate host
(d) None of these
Answer
Answer: (b) Secondary host
Question 30.
Allegens:
(a) Infectious and increase secretion of IgE antiboides
(b) Non-infectious and increase secretion of IgE antibodies
(c) Infectious and increase secretion of IgS antibodies
(d) Non-infectious and increase secretion of IgM antibodies
Answer
Answer: (b) Non-infectious and increase secretion of IgE antibodies
Question 31.
Both sickle cell anaemia and Huntington’s chores are:
(a) Bacerial diseases
(b) Congenital diseases
(c) Pollution related diseases
(d) Viral diseases
Answer
Answer: (b) Congenital diseases
Question 32.
In AIDS, which of these cells are most affected:
(a) B-cells
(b) T-cells
(c) Monocytes
(d) Neutrophils
Answer
Answer: (b) T-cells
Question 33.
Passive immunity can be obtained by injecting:
(a) Antibodies
(b) Antigens
(c) Antibiotics
(d) Vaccination
Answer
Answer: (a) Antibodies
Question 34.
Changa’s disease is caused by:
(a) Trypanosoma ganabiense
(b) Trypanosoma Cruzi
(c) Trypanosoma-rhodesiense
(d) Leishmania donovani
Answer
Answer: (b) Trypanosoma Cruzi
Question 35.
Which of the following disease effect the immune system directly?
(a) Cholera
(b) Tuberculosis
(c) Tetanus
(d) AIDS
Answer
Answer: (d) AIDS
Question 36.
Which of the following vaccines are injected at the age of 11/2, 21/2 and 31/2 months:
(a) DPT-Hib and Polio
(b) Polio and BCG
(c) BCG and DTP-Hib
(d) BCG and Hepatitis-B
Answer
Answer: (a) DPT-Hib and Polio
Question 37.
The drug which stimulates the nervous system and makes him more wakeful alert and active is called :
(a) Sedative
(b) Opiate narcotic
(c) Stimulant
(d) Hallucinogen
Answer
Answer: (c) Stimulant
Question 38.
Ascaris is most commonly found in:
(a) Men
(b) Women
(c) Children
(d) Both (a) and (b)
Answer
Answer: (c) Children
Question 39.
Kupffer cells are present in:
(a) Liver
(b) Small intestine
(c) Pancreas
(d) Thyroid
Answer
Answer: (a) Liver
Question 40.
Intermediate host of Schistosoma is:
(a) Snail
(b) Mosquito
(c) Housefly
(d) Sheep
Answer
Answer: (d) Sheep
Question 41.
A person showing unpredicatable moods, outbursts of emotion quarrelsome behaviour and conflicts with other is suffering from:
(a) Addictive disorders
(b) Schizophrenia
(c) Borderline personality disorder (BOD)
(d) Mood disorders
Answer
Answer: (c) Borderline personality disorder (BOD)
Question 42.
Current treatment for cancer does not include which of the following:
(a) Chemotherapy
(b) Radiaotherapy
(c) Surgery
(d) Physiotherapy
Answer
Answer: (d) Physiotherapy
Question 43.
Screening test of AIDS is:
(a) Western blot
(b) ALISA
(c) PCR
(d) Southern blot
Answer
Answer: (b) ALISA
Question 44.
The vactor of Break bone fever is:
(a) Anopheled
(b) Aedes
(c) Culex
(d) None of these
Answer
Answer: (c) Culex
Question 45.
An allergic reaction is intiated by antibodies of, group :
(a) IgG
(b) IgE
(c) IgM
(d) IgA
Answer
Answer: (b) IgE
Question 46.
In Malaria, the product released by mosquito into blood that causes chill and fever is called:
(a) Haematin
(b) Schuffher’s dots
(c) Haemozoin
(d) Haemotoxin
Answer
Answer: (b) Schuffher’s dots
Question 47.
HIV that causes AIDS, first starts destroying:
(a) Helper T-lymphocytes
(b) B-Lymphocytes
(c) Leucocytes
(d) Thrombocytes
Answer
Answer: (a) Helper T-lymphocytes
Question 48.
Morphine obtained from opium is:
(a) Latex
(b) Pome
(c) Alkaloid
(d) Tannin
Answer
Answer: (c) Alkaloid
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