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Malarial species found in South America ...

Malarial species found in South America and West Africa is

A

Plasmodium falciparum

B

P. vivax

C

P. malariae

D

P. ovale.

Text Solution

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The correct Answer is:
**Step-by-Step Solution:** 1. **Understand the Question**: The question asks for the malarial species that is specifically found in South America and West Africa. 2. **Review the Options**: The options provided are: - A. Plasmodium falciparum - B. Plasmodium vivax - C. Plasmodium malariae - D. Plasmodium ovale 3. **Analyze Each Option**: - **Plasmodium falciparum**: This species is known for causing the most severe form of malaria, known as malignant tertian malaria. It is found worldwide, so it does not specifically answer the question. - **Plasmodium vivax**: This species causes a milder form of malaria (tertian malaria) and is also present worldwide, but it is more common in temperate regions. Thus, it does not specifically fit the criteria of being confined to South America and West Africa. - **Plasmodium malariae**: This species causes quaternary malaria and has a worldwide distribution, primarily in tropical and subtropical regions. It does not specifically answer the question either. - **Plasmodium ovale**: This species is known to cause tertian malaria and is specifically confined to South America and West Africa. This makes it the correct answer to the question. 4. **Conclusion**: Based on the analysis, the malarial species found in South America and West Africa is **Plasmodium ovale**. **Final Answer**: Plasmodium ovale ---
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