Which diagnostic technique is based on antigen-antibody interactions?

  • A
    Urinalysis
  • B
    $PCR$
  • C
    $r-DNA$ technology
  • D
    $ELISA$

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The use of vaccines and immunisation programmes have enabled us to completely eradicate a deadly disease like

Match the correct group of disease, causative agent, and symptoms.
Name of DiseaseCausative agentSymptoms
$1$. Malaria$i$. $Entamoeba \text{ } histolytica$$p$. Diarrhoea and flatulence
$2$. Elephantiasis$ii$. $Plasmodium \text{ } ovale$$q$. Enlargement of lymph vessels and nodes
$3$. Amoebiasis$iii$. $Brugia \text{ } malayi$$r$. Arthralgia and anaemia

What is a disease? What are the further classifications of disease?

Which of the following is a correct matching pair of the vector and the disease?

The biological agents of disease include

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