UPPSC PYQ 1 (2020) — Geography
Which of the following ocean currents is associated with Indian Ocean?
- Florida current
- Canary current
- Agulhas current
- Kurile current
Answer: C. Agulhas current
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On July 21, 2026, India's Central Drugs Standard Control Organisation (CDSCO) approved Qdenga, a dengue vaccine developed by Japanese drugmaker Takeda, for use in people aged 4 to 60 — the first dengue vaccine to be cleared for use in India. For aspirants preparing for UPSC, UPPSC, MPSC, and other state PSC exams, this topic is directly relevant for GS Paper 3 (Science and Technology — health, biotechnology, and vector-borne disease management) and GS Paper 2 (public health governance), and gives a concrete 2026 peg for questions on India's vaccine regulatory pathway and vector-borne disease burden.
The approval is a milestone in India's fight against dengue, a disease that places a heavy annual burden on the public health system, and opens a domestic manufacturing partnership that aspirants should track alongside India's own vaccine pipeline.
Dengue is a mosquito-borne viral disease transmitted by Aedes mosquitoes, with four distinct serotypes (DENV-1 to DENV-4); infection with one serotype does not protect against the others, and secondary infections carry a higher risk of severe disease — a feature that has historically made dengue vaccine development difficult, since a vaccine must protect against all four serotypes to avoid worsening outcomes on re-infection. Until now, India had no CDSCO-approved dengue vaccine, relying instead on vector-control measures under the National Vector Borne Disease Control Programme.
Qdenga, developed by Takeda, had already secured approvals in 42 countries including the European Union, the United Kingdom, Switzerland, and Indonesia, along with WHO prequalification, before its Indian clearance. Globally, more than 24 million doses have been distributed with no major safety concerns reported. Since 2021, India has recorded more than one million dengue cases and at least 1,500 deaths, underscoring the scale of the disease burden the approval is meant to address.
The vaccine
Clinical profile
Global standing
India's disease burden
Manufacturing and domestic pipeline
Political and Constitutional Dimensions Public health and vector-borne disease control sit primarily under the State List (List II, Entry 6 — Public health and sanitation), while drug regulation and standards fall under the Concurrent List (List III), which is why a central regulator like CDSCO — operating under the Drugs and Cosmetics Act, 1940 — approves the vaccine nationally even though delivery will run through state health systems.
Economic and Financial Dimensions The Takeda–Biological E manufacturing partnership signals a shift toward domestic-capacity vaccine production, potentially reducing import dependence and foreign exchange outflow for dengue immunisation, while creating scope for cost efficiencies once local production scales up.
Social Dimensions With dengue disproportionately affecting urban and peri-urban populations during the monsoon and post-monsoon months, an approved vaccine — once rolled out — could ease the recurring seasonal strain on public hospitals, though affordability and eventual inclusion in a national immunisation schedule will determine its real-world reach.
Governance and Administrative Dimensions Rollout will require coordination between CDSCO's regulatory clearance, state health departments' distribution networks, and the National Vector Borne Disease Control Programme's existing surveillance systems — a multi-agency governance challenge similar to past vaccine introductions.
International Perspective India's approval follows, rather than leads, the 42 countries that had already cleared Qdenga along with WHO prequalification — a reminder that India's regulatory pathway for imported vaccines typically builds on established international safety data, while its parallel investment in an indigenous candidate (DengiAll) reflects an ambition to lead rather than follow in future vaccine development.
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Which of the following ocean currents is associated with Indian Ocean?
Answer: C. Agulhas current
Without green house effect, the average temperature of earth surface would be
Answer: B. –18°C
1. In Ease of Doing Business Report 2020, India's rank is 63. 2. India ranking for Ease of Doing Business in the year 2019 was 77.
With reference to the World Bank's Ease of Doing Business Report, which of the following statement(s) is/are correct?
Answer: B. 2 only
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Geography · 2020Which of the following ocean currents is associated with Indian Ocean?
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