UPSC Prelims 2019 · GS Paper I: Consider the following statements :1. Purchasing Power Parity (PPP) exchange rates are calculated by…

UPSC Prelims 2019 · GS Paper I

Consider the following statements :

  • 1. Purchasing Power Parity (PPP) exchange rates are calculated by comparing the prices of the same basket of goods and services in different countries.
  • 2. In terms of PPP dollars, India is the sixth largest economy in the world.

Which of the statements given above is/are correct?

Answer (a) & explanation

Only statement 1 is correct (a). Purchasing Power Parity (PPP) exchange rates compare what the same basket of goods and services costs in different countries. This removes differences in price levels, so a rupee buys more in India than its market value in dollars suggests. Statement 2 is wrong because, by PPP, India is the world's third-largest economy, after China and the USA. Sixth was India's rank at market exchange rates around 2018.

PPP figures come from the World Bank's International Comparison Program, whose 2021 round was released in 2024. Notice India's rise at market rates: it became the fourth-largest economy in 2025, passing Japan, and aims to pass Germany soon. Per person, though, India still ranks low, around 125th by PPP.

Trap

the "sixth" was a real rank, but at market exchange rates. PPP lifts India much higher.

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Answer as per the official UPSC answer key.

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UPSC Prelims 2026 · GS Paper I

Which one of the following best describes the key objective of India's 'Open Network for Digital Commerce' (ONDC) initiative ?

Answer (c) & explanation

ONDC aims to break the dominance of large platforms (c). The Open Network for Digital Commerce, a DPIIT initiative (2021-22), is an open set of rules, like UPI for shopping. A buyer on one app can buy from a seller listed on another app. This interoperability lets small sellers reach buyers without joining a giant platform. Option (a) is wrong: it does not give the government control of transactions. Option (b) is wrong: private players can join; they are not replaced. Option (d) is wrong: it does not force UPI payments.

Notice ONDC's design: it is a not-for-profit company and part of India's Digital Public Infrastructure, along with Aadhaar, UPI and DigiLocker. It now covers food, groceries and mobility too.

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options (a), (b) and (d) use strong words: "all", "replace", "mandate". A public digital platform usually opens a market; it does not take it over.

Answer as per the official UPSC answer key.

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UPSC Prelims 2026 · GS Paper I

Which one of the following statements about Unified Payments Interface (UPI) and Central Bank Digital Currency (Digital Rupee) is not correct ?

Answer (d) & explanation

Statement (d) is not correct (d). Under UPI, money moves between bank accounts; the deposit is a liability of the bank. The Digital Rupee (e₹) is like a currency note in digital form, a direct liability of the RBI, not of users or banks. Option (a) is correct: UPI is a payment system, while the e-rupee is sovereign currency. Option (b) is correct: an e-rupee transfer moves value from wallet to wallet with no separate settlement. Option (c) is correct: e-rupee wallet transactions do not appear in bank statements.

Notice the legal base: the RBI Act was amended in 2022 to let the RBI issue a CBDC. Pilots began that year in wholesale (e₹-W) and retail (e₹-R) forms.

Trap

a "not correct" question. Look for the statement that puts the RBI's liability on someone else.

Answer as per the official UPSC answer key.

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UPSC Prelims 2026 · GS Paper I

Which of the following statements about Real-World Assets (RWA) Tokenization are correct ?

  • 1. Tokenization is the process of turning real world assets into digital tokens using blockchain technology.
  • 2. Tokenization of real world assets offers 24x7 access, promoting financial inclusion.
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Select the answer using the code given below :

Answer (a) & explanation

All three statements are correct (a). Statement 1 is right: tokenization turns a real asset, like a building, bond or gold, into digital tokens recorded on a blockchain. Statement 2 is right: tokens can be traded 24x7, which widens financial inclusion. Statement 3 is right: small, fractional tokens let ordinary individuals get into high-growth investments that once needed crores. So options (b), (c) and (d) fail.

Notice the risks: unclear regulation, cyber threats and weak investor protection. In India, related steps include Fractional Ownership Platforms and REITs and InvITs, which already let small investors own slices of real estate and infrastructure. The RBI is also testing tokenized deposits and government securities in sandbox pilots.

Answer as per the official UPSC answer key.

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UPSC Prelims 2026 · GS Paper I

A bond whose proceeds are used only to finance or refinance a combination of both environmental and social projects is called :

Answer (c) & explanation

This is a sustainability bond (c). Under the ICMA principles followed worldwide, a bond that funds a mix of environmental and social projects is a sustainability bond. Option (a) is wrong: a green bond funds only environmental projects, like solar power. Option (b) is wrong: a social bond funds only social projects, like affordable housing. Option (d) is wrong: a sovereign bond is any bond issued by a national government, whatever its use.

Notice India's practice: India has issued Sovereign Green Bonds since January 2023, with the money going to projects like metro rail and renewable energy. A sustainability-linked bond is different: its money can go anywhere, but its interest rate depends on meeting ESG targets.

Trap

"Green Bond" is the most familiar term. The words "both environmental and social" point to the combined label.

Answer as per the official UPSC answer key.

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