Assertion: Sporozoites of malarial parasite enter in the human bo

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 Multiple Choice QuestionsMultiple Choice Questions

141.

What does 'T' stands for in DPT vaccine?

  • Tuberculosis

  • Typhoid

  • Trachoma

  • Tetanus


142.

Which one is correct?

  • Salmonella typhi and Haemophilus influenzae cause pneumonia

  • Widal test is done for malaria

  • Entamoeba histolytica causes amoebiasis

  • Wuchereria causes enterobiasis


143.

Which of the following is correct?

  • All fungi are filamentous.

  • Transfer of DNA from one bacteria to another bacteria cannot take place

  • Virus cannot have both DNA and RNA

  • Protists reproduce asexually only


144.

CD-4 receptor is associated with

  • AIDS

  • Cancer

  • Malaria

  • Pneumonia


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145.

Which of the following is correct regarding HIV, hepatitis B, gonorrhoea, trichomoniasis?

  • Trichomoniasis is a STD whereas other are not

  • Gonorrhoea is a viral disease whereas others are bacterial

  • HIV is a pathogen whereas others are diseases

  • Hepatitis B is eradicated completely whereas others are not


146.

Assertion : Interferons are antiviral proteins.

Reason : Interferons are secreted by virus infected cells.

  • If both assertion and reason are true and reason is the correct explanation of assertion.

  • If both assertion and reason are true but reason is not the correct explanation of assertion.

  • If assertion is true but reason is false

  • If both assertion and reason are false


147.

A person who shows unpredictable moods, outbursts of emotions, quarrelsome behaviour and conflicts with others is suffering from

  • borderline personality disorder (BPD)

  • mood disorder

  • addictive disorder

  • schizophrenia


148.

Cytokines that provide non- specific immnity against virus are

  • interlukin

  • tumour necrosis

  • colony stimulating

  • interferon


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149.

Assertion: Sporozoites of malarial parasite enter in the human body due to biting of freshly born female Anopheles mosquito, whose mother was a carrier of malarial parasite.

Reason: Male and female gametocytes of malarial parasites are formed in the human intestine

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


B.

If both assertion and reason are true but reason is not the correct explanation of assertion

A healthy person acquires infection when a female Anopheles mosquito, containing infective stages of parasite (sporozoites) in its salivary glands, bites him for sucking his blood. The mosquito punctures the host's skin by its proboscis and first introduces some saliva into blood stream. Along with saliva, thousands of sporozoites contained therein are also inoculated. Sporozoites represent the infective forms of parasite.


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150.

Smoking addiction is harmful because it produces polycyclic aromatic hydrocarbons, which cause

  • reduction in oxygen transport

  • increase in blood pressure

  • cancer

  • retardation of growth of foetus.


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