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Human Health and Disease Test - 15

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Human Health and Disease Test - 15
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Weekly Quiz Competition
  • Question 1
    1 / -0
    Which disease is caused by a nematode?
    Solution
    Leprosy is caused by bacteria Mycobacterium leprae.
    Poliomyelitis is caused by Polio virus.
    Amoebiasis is the infection caused by the amoeba Entamoeba histolytica.
    Filariasis is a parasitic disease caused by an infection with roundworms or the filarial worms (nematodes) Wauchereria bancroftii
    Therefore, the correct answer is option D.
  • Question 2
    1 / -0
    Refer to the given figure depicting a diseased condition in humans and name the worm causing this disease.

    Solution
    The given figure shows a person suffering from disease elephantiasis caused by the nematode Wuchereria bancrofti. This disease is characterized by the swelling of legs and scrotum. The disease is therefore commonly called elephantiasis due to the resemblance of affected person's leg with that of an elephant.
  • Question 3
    1 / -0
    Which two antibodies showed an ability recently to neutralise the virus of the epidemic of Middle-East Respiratory Syndrome(MERS)?
    Solution
    Generation of two fully human antibodies (REGN3051 and REGN3048), which bind to the MERS-CoV RBD, block the interaction of the S protein with its cellular receptor DPP4, and very potently neutralize MERS-CoV infectivity.
  • Question 4
    1 / -0
    Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as 
    Solution
    Immunity is transferred across placenta from mother to the foetus or through breast milk of mother to the infant passively in the form of readymade antibodies which can provide protection against bacteria and viruses until the baby can synthesize its own antibodies. Therefore, it is a short-lived immunity. World Heath Organization recommends that breast feeding must be given for the first two years of life to provide immunity to the child. This kind of immunity which is transferred directly in the form of readymade antibodies is called as passive immunity.
    So, the correct answer is 'Passive immunity'

  • Question 5
    1 / -0

    Assertion : Cancer is contagious and cells can spread from one person to other.

    Reason : Cancerous cells are highly differentiated cells

  • Question 6
    1 / -0
    Which of the following is correct regarding HIV, hepatitis B, gonorrhoea, trichomoniasis?
    Solution
    HIV is a retrovirus that causes the disease AIDS. Hepatitis B is a viral disease, gonorrhea is a bacterial disease and trichomoniasis is a protozoan disease. Thus, the correct answer is option C. 
  • Question 7
    1 / -0
    HIV is a member of a group of viruses called 
    Solution
    • HIV is a member of viruses called retroviruses. 
    • It contains ssRNA when it infects the host cell ssRNA. 
    • It is transcribed into cDNA and integrates into the DNA of the host cell.
    So, the correct answer is option D.
  • Question 8
    1 / -0
    Human Immuno Virus (HIV) contains a protein coat, genetic material and has a horse chestnut shaped 
    Solution
    AIDS is a disorder due to HIV (Human Immuno Deficiency Virus). HIV is enveloped within a membrane. The core (central part) of virus contain two ssRNA, reverse transcriptase enzyme. The ssRNA is horse shoe shaped.
  • Question 9
    1 / -0
    Everytime, when the dosage of a drug has to be increased to achieve the same 'kick' that initially occurred in response to a smaller dose, this condition is known as ...
  • Question 10
    1 / -0
    Which one of the following is a stimulant
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