Correct Answer: Correct answer is: (D) All the above.
Exam Relevance: UPSC, MPPEB, SSC, State PSC
Difficulty: Moderate
Concept notes: The rivers Rishikulya, Vamsadhara, and Nagavali all flow through the coastal regions of South Odisha and North Andhra Pradesh.
Common Mistakes: Students may mistakenly believe that only one or two of these rivers flow through the specified region, rather than all three.
Explanations: Rishikulya, Vamsadhara, and Nagavali are all significant rivers that flow through the coastal regions of South Odisha and North Andhra Pradesh. Rishikulya originates in the Eastern Ghats and flows through Odisha before emptying into the Bay of Bengal. Vamsadhara also originates in the Eastern Ghats and flows through both Odisha and Andhra Pradesh before reaching the sea. Nagavali is primarily located in Andhra Pradesh but also flows through the northern coastal region. Therefore, all three rivers are correctly identified as flowing through the specified region.
Option Analysis: - Option A: Rishikulya is a river flowing through South Odisha.
- Option B: Vamsadhara is a river flowing through both South Odisha and North Andhra Pradesh.
- Option C: Nagavali is a river flowing through North Andhra Pradesh.
- Option D: All the above rivers flow through the specified coastal regions.
Mnemonic: R-V-N: Rivers of Rishikulya, Vamsadhara, Nagavali.
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