Widal test is carried out to test from Biology Human Health and

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 Multiple Choice QuestionsMultiple Choice Questions

11.

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

  • Fibrinogin in plasma

  • Serum albumins

  • Haemocytes

  • Haemocytes

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12.

Grafted kidney may be rejected in a patient due to

  • Humoral immune response

  • Cell-mediated immune response

  • Passive immune response

  • Passive immune response

1288 Views

13.

Which of the following diseases is caused by a protozoan?

  • Syphilis

  • Influenza

  • Babesiosis

  • Babesiosis

1297 Views

14.

Motile zygote of Plasmodium occurs in

  • Human RBCs

  • Human liver

  • Gut of female Anopheles

  • Gut of female Anopheles

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15.

Widal test is carried out to test

  • malaria

  • diabetes mellitus

  • HIV/AIDS

  • HIV/AIDS


D.

HIV/AIDS

Widal test is one of the most over utilized diagnostic tests for typhoid fever in developing countries ever since its introduction over 100 years ago. This test demonstrates the presence of somatic (O) and flagellar (H) agglutinins to Salmonella typhi in the patients serum using suspensions of O and H antigens. Antigens of S. paratyphi A and S. paratyphi B are included in most commercial kits. 

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16.

Common cold differs from pneumonia in that

  • pneumonia is a communicable disease whereas the common cold is a nutritional deficiency disease

  • Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine

  • Pneumonia is caused by a virus while the common cold is caused by the bacterium haemophilus influenzae

  • Pneumonia is caused by a virus while the common cold is caused by the bacterium haemophilus influenzae

581 Views

17.

Cirrhosis of liver is caused by the chronic intake of 

  • opium

  • alcohol

  • tobacco(chewing)

  • tobacco(chewing)

393 Views

18.

At which stage of HIV infection does one usually show symptoms of AIDS?

  • Within 15 days of sexual contact with an infected person

  • When the infected retro virus enters host cells

  • When HIV damages large number of helper T-Lymphocytes

  • When HIV damages large number of helper T-Lymphocytes

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19.

Read the following four statements:
1. Colostrum is recommended for the new born because it is rich in antigens.
2. Chikengunya is caused by a Gram negative bacterium.
3. Tissue culture has proved useful in obtaining virus-free plants.
4. Beer is manufactured by distillation of fermented grape juice.
How many of the above statements are wrong?

  • Two

  • Three

  • Four

  • Four

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20.

Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown below?

  • Hallucinogen

  • Depressant

  • Stimulant

  • Stimulant

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