Which of the following is an example of a microorganism in action as a disease vector?
- Fungi decomposing dead plant material
-
Mosquito transmitting malaria
- Bacteria causing food poisoning
- Algae producing oxygen through photosynthesis
The correct answer is: B
Explanation
A disease vector is an organism that transmits disease-causing pathogens from one host to another. Female Anopheles mosquitoes can carry and transmit the Plasmodium parasite, which causes malaria. When an infected mosquito bites a person, it injects the parasite into the bloodstream, leading to the transmission of the disease.
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