Human diseases (parasitology): Identify the causative agent of filariasis (filaria) in humans. Focus on the pathogen class and typical transmission route. Choose the correct cause.
General Knowledge
Basic General Knowledge
Difficulty: Easy
Choose an option
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AFilarial nematode worms (e.g., Wuchereria bancrofti) transmitted by mosquitoes
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BBacteria spread by contaminated water
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CProtozoa transmitted by tsetse flies
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DFungi causing subcutaneous mycoses
Answer
Correct Answer: Filarial nematode worms (e.g., Wuchereria bancrofti) transmitted by mosquitoes
Explanation
Given data
- Disease: Filaria (lymphatic filariasis).
- Ask: Causative agent.
Concept/Approach Lymphatic filariasis is caused by filarial nematodes such as Wuchereria bancrofti and Brugia spp., typically transmitted by Culex, Anopheles, or Aedes mosquitoes.
Reasoning • Worm infection (helminth) → not bacterial, protozoal, or fungal. • Vector: mosquitoes inject larvae that mature in lymphatics.
Final Answer Filarial nematode worms (e.g., Wuchereria bancrofti) transmitted by mosquitoes