UPSC Mains

UPSC Mains PSIR Optional Syllabus,  Paper Structure, and Study Materials
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Optional Syllabus

UPSC Mains PSIR Optional Syllabus, Paper Structure, and Study Materials

Aug, 2025

4 min read

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UPSC 2023 Mains GS3 Model Answer - The use of unmanned aerial vehicles(UAVs) by our adversaries across the borders to ferry arms/ammunition, drugs, etc., is a serious threat to internal security. Comment on the measures being taken to tackle this threat.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - The use of unmanned aerial vehicles(UAVs) by our adversaries across the borders to ferry arms/ammunition, drugs, etc., is a serious threat to internal security. Comment on the measures being taken to tackle this threat.

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer - The Intergovernmental Panel on Climate Change(IPCC) has predicted a global sea level rise of about one metre by AD 2100. What would be its impact in India and the other countries in the Indian Ocean region?

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - The Intergovernmental Panel on Climate Change(IPCC) has predicted a global sea level rise of about one metre by AD 2100. What would be its impact in India and the other countries in the Indian Ocean region?

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer - State the objectives and measures of land reforms in India. Discuss how land ceiling policy on landholding can be considered as an effective reform under economic criteria.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - State the objectives and measures of land reforms in India. Discuss how land ceiling policy on landholding can be considered as an effective reform under economic criteria.

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer - Most of the unemployment in India is structural in nature. Examine the methodology adopted to compute unemployment in the country and suggest improvements.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - Most of the unemployment in India is structural in nature. Examine the methodology adopted to compute unemployment in the country and suggest improvements.

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer - Introduce the concept of Artificial Intelligence (AI). How does AI help clinical diagnosis? Do you perceive any threat to privacy of the individual in the use of AI in healthcare?

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - Introduce the concept of Artificial Intelligence (AI). How does AI help clinical diagnosis? Do you perceive any threat to privacy of the individual in the use of AI in healthcare?

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer - How does e-Technology help farmers in production and marketing of agricultural produce? Explain it.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - How does e-Technology help farmers in production and marketing of agricultural produce? Explain it.

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer -  Give out the major sources of terror funding in India and efforts being made to curtail these sources. In the light of this, also discuss the aim and objective of the ‘ No Money for Terror [NMFT]’ Conference.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - Give out the major sources of terror funding in India and efforts being made to curtail these sources. In the light of this, also discuss the aim and objective of the ‘ No Money for Terror [NMFT]’ Conference.

Feb, 2025

3 min read

UPSC 2023 Mains GS3 Model Answer - Faster economic growth requires increased share of the manufacturing sector in GDP, particularly of MSMEs. Comment on the present policies of the Government in this regard.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - Faster economic growth requires increased share of the manufacturing sector in GDP, particularly of MSMEs. Comment on the present policies of the Government in this regard.

Feb, 2025

2 min read

UPSC 2023 Mains GS3 Model Answer - Explain the changes in cropping pattern in India in the context of changes in consumption pattern and marketing conditions.

Previous Year Question Paper

UPSC 2023 Mains GS3 Model Answer - Explain the changes in cropping pattern in India in the context of changes in consumption pattern and marketing conditions.

Feb, 2025

2 min read


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