Question

Which of the following human parasites require mosquitoes to complete their life cycle?

• A.
  $Ascarislumbricoides$ and $Wuchereriabancrofti$
• B.
  $Plasmodiumovale$ and $Wuchereriabancrofti$
• C.
  $Leishmaniadonovani$ and $Plasmodiumovale$
• D.
  $Ascarislumbricoides$ and $Leishmaniadonovani$

Answer 1

The correct option is B

$Plasmodiumovale$ and $Wuchereriabancrofti$

• Plasmodium requires two hosts (humans and mosquitoes) to complete its life cycle.
• The pathogens are transmitted to a healthy person through the bite by the female mosquito vectors.
• Wuchereria (W. bancrofti and W. malayi), the filarial worms cause chronic inflammation of the organs like the lymphatic vessels of the lower limbs.
• The disease is called elephantiasis or filariasis.
• Wuchereria requires two hosts (Humans and mosquitoes) to complete its life cycle.
• The pathogens are transmitted to a healthy person through the bite by the female mosquito vectors.

Final answer:

d. Plasmodium ovale and Wuchereria bancrofti