NCERT Solutions for Class 7 Social Science (Exploring Society) Chapter 11: From Barter to Money (NCERT 2026–27)
These Class 7 Social Science Exploring Society Chapter 11 solutions cover From Barter to Money from Exploring Society: India and Beyond (Part 1), the new NCF-2023 textbook for the 2026–27 session. The chapter belongs to the theme Economic Life Around Us and explains how people exchanged goods through the barter system before money, why the limitations of barter (the double coincidence of wants, lack of a common measure of value, problems of divisibility, portability and durability) led to the invention of money, the basic functions of money, and how money has evolved from commodities and coins to paper currency and today’s digital money. Below you get step-by-step answers to all Questions and activities, clear notes on key terms, extra practice, MCQs, Assertion–Reason and FAQs.
Class: 7Subject: Social ScienceBook: Exploring Society: India and Beyond (Part 1)Chapter: 11Theme: Economic Life Around UsSession: 2026–27
Class 7 Social Science Exploring Society Chapter 11 – Overview
Chapter 11, From Barter to Money, traces how human beings exchanged goods and services before money was invented. The earliest form of exchange was the barter system, in which people swapped one good or service directly for another — using commodities such as cowrie shells, salt, tea, tobacco, cloth, cattle and seeds. The chapter shows the difficulties of barter through a farmer’s story: he must find a double coincidence of wants, there is no common standard measure of value, and goods face problems of divisibility, portability and durability. To overcome these limitations, a common medium of exchange — money — came into existence. Money performs basic functions: a medium of exchange, a store of value, a common measure of value, and a standard of deferred payment. The chapter then follows the journey of money in India — from barter and cowrie shells to metal coinage (the ancient kārshāpaṇas or paṇas), paper currency issued by the Reserve Bank of India, and today’s digital money such as debit cards, credit cards, net banking, UPI and QR-code payments.
Key Concepts & Terms
Barter system: a way of exchanging goods and services for other goods and services without using money. It was the earliest form of exchange.
Commodities: products or goods that can be traded, bought and sold — in barter, items like cowrie shells, salt, tea, tobacco, cloth, cattle and seeds were used.
Money: the common tool that everybody accepts and uses in order to make or receive payments in exchange for goods and services.
Transaction: a piece of business done between people, especially an act of buying or selling.
Double coincidence of wants: a situation where two people each have something the other wants and can exchange them directly — a basic requirement (and a major difficulty) of barter.
Common standard measure of value: an agreed-upon worth for a transaction that helps in determining the value of goods and services in the economy; barter lacked it.
Divisibility, portability, durability: divisibility is the capacity of an object to be split into pieces; portability is the ability to carry or move it; durability is its longevity and ability to be stored for a long time — barter goods (like an ox or bags of wheat) often failed on these counts.
Functions of money: money is a medium of exchange, a store of value, a common denomination that measures value, and a standard of deferred payment.
Coinage, minting and alloy: coins were among the earliest forms of money; minting is the process of producing coins; an alloy is a metal made by combining two or more metallic elements, which makes coins stronger.
Kārshāpaṇas / paṇas and rūpas: ancient Indian coins of gold, silver and copper (or their alloys), called kārshāpaṇas or paṇas, with punched symbols called rūpas. The word paṇa survives as paṇaṁ (Tamil, Telugu, Malayalam) and haṇa (Kannada).
Obverse and reverse: the obverse is the head side of a coin bearing the principal design; the reverse is the tail side.
Currency & denominations: currency is the system of money used in a country (Indian rupee); denominations are the units in which coins and notes are classified (50 paise, ₹1, ₹2 … ₹500, ₹1000).
Reserve Bank of India (RBI): the central authority that controls the issue of currency in India; it is not legal for anybody other than the RBI to issue currency.
Digital money & QR code: money in intangible, electronic form — debit cards, credit cards, net banking, UPI. A QR (“quick-response”) code is a grid of black-and-white squares read by smartphones and scanners that holds the receiver’s bank-account details for payment.
“Questions and activities” — Full Solutions
All questions below are reproduced verbatim from the NCERT textbook’s end-of-chapter Questions and activities section. Answers are original, written in exam-ready style.
1. How does the barter system take place and what kinds of commodities were used for exchange under the system?
ANSWERIn the barter system, people exchange goods or services directly for other goods or services without using money. For example, if you need a pencil and have an extra eraser, and your classmate has an extra pencil but needs an eraser, you simply swap the eraser for the pencil — satisfying both your needs. The barter system was the earliest form of exchange, and there is evidence of it from all around the world.A wide variety of commodities were used for exchange under the system, such as cowrie shells, salt, tea, tobacco, cloth, cattle (cows, goats, horses, sheep) and seeds. In some parts of the world unusual objects were used too — giant Rai stones on Yap Island, the Aztec copper Tajadero, and the red-feather Tevau coils of the Solomon Islands.
2. What were the limitations of the barter system?
ANSWERThe barter system had several limitations, which made everyday exchange difficult:1. Double coincidence of wants: a person had to find someone who wanted exactly what they had to give and, in return, could offer exactly what they wanted — a rare match.2. No common standard measure of value: it was hard to decide in what proportion two goods should be exchanged, so comparing the value of one good against another was difficult and disputes arose.3. Problem of divisibility: some goods could not be divided — you cannot exchange only a part of an ox for a sweater.4. Problem of portability: carrying goods like an ox or many bags of wheat from place to place was difficult.5. Problem of durability: many goods could not be stored for long — wheat would rot or be eaten by rats — so they could not be saved for future use.
3. What were the salient features of ancient Indian coins?
ANSWERThe salient features of ancient Indian coins were:• They were made from precious metals like gold, silver and copper, or their alloys, which made the coins strong.• They were called kārshāpaṇas or paṇas, and they had symbols punched on them called rūpas.• The minting and issue of coins was controlled entirely by the rulers; different kingdoms had their own coinage.• The two sides of a coin — the head (obverse) and the tail (reverse) — carried different symbols and motifs, such as nature motifs (animals, trees, hills), kings or queens, and deities. For example, Chalukya coins showed a Varaha image (an avatar of Viṣhṇu) on one side and a decorated three-tiered parasol on the other, while Chola coins bore a tiger emblem.• Over time, coins of powerful rulers were accepted across many kingdoms, not just their own, which helped trade across geographies.
4. How has money as a medium of exchange transformed over time?
ANSWERMoney has transformed through several stages over time:1. Barter and commodity money: at first there was no money; people bartered goods and used commodities such as cowrie shells, salt, cloth and cattle as a medium of exchange.2. Metal coinage: coins of gold, silver and copper (or their alloys) were among the earliest forms of money, issued by rulers and used within and across kingdoms.3. Paper money (currency): as carrying and storing large numbers of coins became difficult, paper money was introduced. It was first used in China and was introduced in India in the late 18th century; today the RBI issues currency.4. Digital money: as technology advanced, money took intangible, electronic forms — debit cards, credit cards, net banking, UPI and QR-code payments — which transfer money directly from one bank account to another. In short, money has moved from barter → cowrie shells → metal coinage → paper currency → digital money.
5. What steps might have been taken in ancient times so that Indian coins could become the medium of exchange across countries?
ANSWERFor Indian coins to become accepted across countries, several steps would have been taken in ancient times:• Coins were minted from precious metals (gold, silver, copper), so they had real value that traders in other lands also trusted.• The weight, metal and purity of coins were kept standard and reliable, so their value could be recognised everywhere.• Powerful and stable rulers issued the coins and guaranteed them, so coins of strong kingdoms came to be accepted beyond their own borders.• Coins were used to support maritime and overland trade; their wide circulation through busy trade routes and ports made them familiar to foreign merchants. (The find of Roman gold coins at Pudukkottai shows that coinage actively linked southern India with the rest of the world.)
6. Read the following lines from the Arthaśhāstra.“An annual salary of 60 paṇas could be substituted by an āḍhaka of grain per day, enough for four meals…” (One āḍhaka is equal to about 3 kg) What does this indicate about the value of one paṇa?The fine for failing to help a neighbour was 100 paṇas. Compare this with the annual salary. What conclusion can you draw about the human values being encouraged through this?
ANSWERValue of one paṇa: An annual salary of 60 paṇas could be substituted by one āḍhaka (about 3 kg) of grain per day. Over a year that is roughly 365 × 3 kg = about 1,095 kg of grain for 60 paṇas, i.e. about 18 kg of grain per paṇa. This shows that even a single paṇa had fairly high purchasing power — it could buy a substantial quantity of grain, so the paṇa was a valuable coin in ancient times.Comparing the fine with the salary: The fine for failing to help a neighbour was 100 paṇas, which is more than a person’s entire annual salary of 60 paṇas. Such a heavy penalty shows that society placed great importance on cooperation, compassion and helping one another. The Arthaśhāstra was encouraging the human values of community spirit, social responsibility and care for one’s neighbours — failing in these duties was treated as a very serious matter.
7. Write and enact a skit to show how people may have persuaded each other to use cowrie shells (or other such items) as the medium of exchange.
ANSWERThis is an activity to be performed in class, so write and act out your own skit. A model outline is given below.Setting: a village market where people are struggling with barter. Characters: a farmer with an ox, a shoemaker, a weaver, a medicine seller, and a wise trader.Scene 1 — the problem: The farmer tries to swap his ox for shoes, a sweater and medicine, but no one wants a whole ox, and they cannot agree how much each item is worth. Everyone grows frustrated.Scene 2 — the idea: The wise trader shows a handful of cowrie shells and explains, “These shells are small, easy to carry, do not rot, can be counted and divided, and everyone here can agree on their value. Let us all accept them as a common medium of exchange.”Scene 3 — persuasion: The farmer sells his ox for many shells, then uses the right number of shells to buy shoes, a sweater and medicine from different sellers — without needing a double coincidence of wants. Convinced by how easy trade has become, everyone agrees to use cowrie shells. (Your class may choose other items such as salt or beads instead of cowries.)
8. The RBI is the only legal source that prints and distributes paper currency in India. To prevent illegal printing of notes and their misuse, the RBI has introduced many security features. Find out what some of these measures are and discuss them in class.
ANSWERThis is a find-out-and-discuss activity. The Reserve Bank of India builds many security features into currency notes so that genuine notes can be told apart from fakes. Some commonly mentioned features are:• A watermark — the portrait of Mahatma Gandhi and the note’s value appear when the note is held against light.• A security thread — a thin metallic strip running through the note, with tiny inscriptions, that changes colour when tilted.• Latent (hidden) numerals and a colour-shifting ink in the number, which changes shade when the note is tilted.• Raised printing (intaglio) that can be felt by touch, plus identification marks in different shapes — these help visually impaired persons recognise the denomination.• Micro-lettering, fluorescent ink visible under UV light, and a unique serial number on each note. Discussing these in class shows why it is illegal and very difficult to copy genuine RBI currency. (Note your own findings from a real note or the RBI website.)
9. Interview a few of your family members and local shopkeepers, and ask them their preferences in making and receiving payments — do they prefer cash or UPI? Why?
ANSWERThis is an interview activity, so your own answers will depend on the people you speak to. A model summary is given below.Those who prefer UPI / digital payments say it is fast and convenient, needs no change to be handed back, leaves a record of every transaction, and is safe because they do not have to carry cash. Many shopkeepers like that money goes straight into their bank account.Those who prefer cash say it works without a smartphone or internet connection, is easy for older people and small purchases, helps them control their spending, and does not depend on technology that may fail. Conclusion: both methods are useful — UPI is growing quickly for its convenience, while cash is still valued for being simple and always available. (Record the actual responses and reasons you collect.)
Extra Practice Questions
Short Answer Type Questions
Q1. What is the barter system?
ANSWERThe barter system is a way of exchanging goods or services directly for other goods or services without using money. For example, swapping an extra eraser for an extra pencil. It was the earliest form of exchange used all around the world.
Q2. What is meant by ‘double coincidence of wants’?
ANSWERDouble coincidence of wants is a situation where two people each have exactly what the other wants and are both willing to exchange them directly. Barter could happen only when this rare match occurred, which made exchange difficult.
Q3. Name the four basic functions of money.
ANSWERMoney serves as (i) a medium of exchange, (ii) a store of value that can be used later, (iii) a common denomination that measures the value of goods and services, and (iv) a standard of deferred payment (it is accepted for payments made later).
Q4. Who controls the issue of currency in India, and why is this important?
ANSWERIn India, the Reserve Bank of India (RBI) is the central authority that controls the issue of currency. It is not legal for anybody other than the RBI to issue currency. This prevents illegal printing and misuse of notes and keeps people’s trust in money.
Q5. What is digital money? Give two examples.
ANSWERDigital money is money in intangible, electronic form that we cannot touch or feel. It transfers money directly from one person’s bank account to another. Examples include UPI and QR-code payments, debit cards, credit cards and net banking.
Long Answer Type Questions
Q1. Using the farmer’s story, explain how money makes exchange easier than barter.
ANSWERIn the farmer’s story, he has only an ox to spare but needs shoes, a sweater and medicines from different people. Under barter he faces many problems: he must find someone who actually wants an ox (double coincidence of wants); swapping a whole ox for a pair of shoes is unfair, and he cannot give only part of the ox (divisibility); he may have to make a chain of exchanges — ox for wheat, then wheat for each item — and carry heavy bags of wheat everywhere (portability); and the leftover wheat will rot or be eaten by rats (durability). There is also no common measure to decide a fair value. Money solves all of this: the farmer can sell his ox for money, store that money safely for a long time (store of value), carry it easily, divide it into the exact amount needed, and use it to buy shoes, a sweater and medicines from different sellers — because money is a common medium of exchange that everyone accepts and that measures value. This is why money replaced barter.
Q2. Trace the journey of money in India from barter to digital money.
ANSWERThe journey of money in India moved through several stages. It began with the barter system, where goods and services were exchanged directly and commodities like cowrie shells, salt, cloth and cattle were used. As trade grew over longer distances, the need for a common medium led to metal coinage — coins of gold, silver and copper or their alloys, called kārshāpaṇas or paṇas, issued by rulers. As carrying and storing many coins became hard, paper money (currency) appeared; it was first used in China and introduced in India in the late 18th century, and today the RBI issues all currency. Most recently, technology has brought digital money — debit cards, credit cards, net banking, UPI and QR-code payments — which move money instantly between bank accounts. The textbook timeline captures this evolution: barter → cowrie → metal coinage → official paper money → digital money/UPI.
Q3. Describe the limitations of the barter system and explain how money overcomes each one.
ANSWERThe barter system had five main limitations, and money overcomes each. (1) Double coincidence of wants: in barter you must find someone who wants exactly what you have and offers exactly what you need; money is accepted by everyone, so you can sell to one person and buy from another. (2) No common measure of value: in barter it was hard to fix a fair proportion between two goods; money acts as a common denomination that measures and compares the value of all goods through prices. (3) Divisibility: goods like an ox cannot be split; money can be divided into exact small amounts. (4) Portability: carrying an ox or sacks of wheat is difficult; money is light and easy to carry. (5) Durability: wheat rots and cannot be stored; money can be kept safely for a long time and used later, acting as a store of value. Thus money removes every major problem of barter and makes trade smooth.
MCQs & Assertion–Reason
1. Exchanging goods or services for other goods or services without using money is called the:
(a) money system (b) barter system (c) credit system (d) digital system
2. Which of the following was NOT used as a commodity in barter?
(a) Cowrie shells (b) Salt (c) Cattle (d) Debit cards
3. When two people each have exactly what the other wants and can exchange directly, it is called:
For each Assertion–Reason question, choose: (A) Both true and the Reason correctly explains the Assertion; (B) Both true but the Reason is not the correct explanation; (C) Assertion true, Reason false; (D) Assertion false, Reason true.
A-R 1. Assertion: The barter system made everyday exchange difficult.
Reason: Barter required a double coincidence of wants and had no common standard measure of value.
A-R 2. Assertion: Money can act as a store of value.
Reason: Money can be kept for a longer time and used for making purchases later.
A-R 3. Assertion: Coins were the earliest form of money ever used by humans.
Reason: Before coins, people used the barter system and commodities such as cowrie shells.
A-R 4. Assertion: In ancient India, anyone could mint and issue coins.
Reason: The minting and issue of coins was controlled entirely by the rulers.
A-R 5. Assertion: Paper currency is used for higher denominations while coins are used for smaller ones.
Reason: Carrying and storing a large number of coins became difficult, leading to the use of paper money.
Answer key: 1-(A), 2-(A), 3-(D), 4-(D), 5-(A).
Exam Tips & Common Mistakes
How to score full marks in this chapter
Learn the five limitations of barter (double coincidence of wants, no common measure of value, divisibility, portability, durability) and the four functions of money (medium of exchange, store of value, measure of value, standard of deferred payment) — questions are framed straight from these. Remember the evolution order: barter → cowrie → metal coinage → paper money → digital money. Use the textbook’s own terms — kārshāpaṇas/paṇas, rūpas, obverse/reverse, RBI, UPI, QR code — and back answers with its examples (the farmer’s ox, Roman coins at Pudukkottai, Chalukya/Chola coins, Junbeel Mela) to show you have studied the chapter. For the Arthaśhāstra question, show the calculation clearly.
Common mistakes to avoid
Saying barter used “money” — barter means exchange without money.
Confusing divisibility (splitting a good) with portability (carrying it) and durability (storing it).
Calling coins the “first money ever” — barter and commodities (like cowrie shells) came first.
Thinking any bank or person can issue currency — only the RBI can issue currency in India.
Mixing up the obverse (head side) with the reverse (tail side) of a coin.
Leaving activity questions (skit, interview, security features) blank — write a model answer or your own findings.
Frequently Asked Questions
What is Chapter 11 of Class 7 Social Science Exploring Society about?
Chapter 11, From Barter to Money, explains how people exchanged goods through the barter system before money, why the limitations of barter (double coincidence of wants, no common measure of value, divisibility, portability and durability) led to the invention of money, the basic functions of money, and how money evolved from commodities and coins to paper currency and digital money in India.
What are the limitations of the barter system?
The barter system needed a double coincidence of wants, had no common standard measure of value, and faced the problems of divisibility (an ox cannot be split), portability (heavy goods are hard to carry) and durability (goods like wheat rot or get eaten). These limitations led to the development of money.
What is the exercise heading for Chapter 11 of Exploring Society?
The end-of-chapter exercise in Exploring Society: India and Beyond (Part 1) Chapter 11 is headed Questions and activities and contains 9 questions, all answered step by step on this page.
