Every Book Back multiple-choice question from Introduction to Macro Economics (12th Standard Economics, Samacheer Kalvi) — each with the correct option highlighted and a clear, worked explanation. Free to read in English and Tamil.
Q1
The branches of the subject Economics are _____________.
- A. Wealth and welfare
- B. production and consumption
- C. Demand and supply
- D. micro and macroCorrect
Explanation. Economics is traditionally divided into two main branches: microeconomics, which deals with individual economic units, and macroeconomics, which studies the economy as a whole.
Q2
Who coined the word 'Macro'?
- A. Adam Smith
- B. J M Keynes
- C. Ragnar FrischCorrect
- D. Karl Marx
Explanation. The Norwegian economist Ragnar Frisch, who won the first Nobel Prize in Economics, coined the terms 'micro' and 'macro' in 1933 to describe small and large economic phenomena.
Q3
Who is regarded as the Father of Modern Macro Economics?
- A. Adam Smith
- B. J M KeynesCorrect
- C. Ragnar Frisch
- D. Karl Marx
Explanation. John Maynard Keynes is considered the Father of Modern Macroeconomics because his 1936 book provided a revolutionary explanation for the Great Depression and established the modern foundation of the field.
Q4
Identify the other name for Macro Economics.
- A. Price Theory
- B. Income TheoryCorrect
- C. Market Theory
- D. Micro Theory
Explanation. Macroeconomics is also known as Income Theory because its primary focus is on the determination of aggregate income, national output, and employment levels in the economy.
Q5
Macro economics is a study of ___________________.
- A. individuals
- B. firms
- C. a nation
- D. aggregatesCorrect
Explanation. Rather than focusing on individual consumer choices or single business firms, macroeconomics analyzes large-scale aggregates such as national income, total employment, and general price levels.
Q6
Indicate the contribution of J M Keynes to economics.
- A. Wealth of Nations
- B. General TheoryCorrect
- C. Capital
- D. Public Finance
Explanation. Keynes's most significant contribution is his groundbreaking book, 'The General Theory of Employment, Interest and Money,' published in 1936, which transformed modern economic policy.
Q7
A steady increase in general price level is termed as_____________.
- A. wholesale price index
- B. Business Cycle
- C. InflationCorrect
- D. National Income
Explanation. Inflation is defined as a persistent and appreciable rise in the general price level of goods and services over time, which subsequently reduces purchasing power.
Q8
Identify the necessity of Economic policies.
- A. to solve the basic problems
- B. to overcome the obstacles
- C. to achieve growth
- D. all the aboveCorrect
Explanation. Governments implement economic policies to solve fundamental societal challenges, overcome developmental obstacles, and promote long-term economic growth.
Q9
Indicate the fundamental economic activities of an economy.
- A. Production and Distribution
- B. Production and Exchange
- C. Production and ConsumptionCorrect
- D. Production and Marketing
Explanation. The two core activities that drive any economic system are the production of goods and services and their subsequent consumption by individuals.
Q10
An economy consists of ___________.
- A. consumption sector
- B. Production sector
- C. Government sector
- D. All the aboveCorrect
Explanation. A modern economy is composed of multiple interacting sectors, including households that consume, businesses that produce, and the government sector.
Q11
Identify the economic system where only private ownership of production exists.
- A. Capitalist EconomyCorrect
- B. Socialist Economy
- C. Globalist Economy
- D. Mixed Economy
Explanation. In a capitalist economy, the means of production, such as land, factories, and machinery, are privately owned and operated primarily for profit.
Q12
Economic system representing equality in distribution is _________.
- A. Capitalism
- B. Globalism
- C. Mixedism
- D. SocialismCorrect
Explanation. Socialism is an economic system based on state planning and public ownership of resources, aiming to achieve equal distribution of income and opportunities.
Q13
Who is referred as 'Father of Capitalism'?
- A. Adam SmithCorrect
- B. Karl Marx
- C. Thackeray
- D. J M Keynes
Explanation. The Scottish economist Adam Smith, author of 'The Wealth of Nations,' is widely recognized as the Father of Capitalism for his advocacy of free markets.
Q14
The country following Capitalism is ________________ .
- A. Russia
- B. AmericaCorrect
- C. India
- D. China
Explanation. The United States of America is a prominent real-world example of a capitalist economy where market forces mainly determine economic activities.
Q15
Identify The Father of Socialism.
- A. J M Keynes
- B. Karl MarxCorrect
- C. Adam Smith
- D. Samuelson
Explanation. Karl Marx is regarded as the Father of Socialism because of his critiques of capitalism and his development of scientific socialism and planned economies.
Q16
An economic system where the economic activities of a nation are done both by the private and the public sectors together is termed as____________.
- A. Capitalist Economy
- B. Socialist Economy
- C. Globalist Economy
- D. Mixed EconomyCorrect
Explanation. An economic system in which both private and public sectors co-exist and participate in economic activities is called a mixed economy.
Q17
Quantity of a commodity measured at a point of time is termed as ____________.
- A. production
- B. stockCorrect
- C. variable
- D. flow
Explanation. Variables in economics that are measured at a specific point in time are known as stock variables, such as wealth or capital.
Q18
Identify the flow variable.
- A. money supply
- B. assets
- C. incomeCorrect
- D. foreign exchange reserves
Explanation. Flow variables are measured over a period of time. Income is a flow variable because it represents earnings accumulated over a duration, unlike stocks.
Q19
Identify the sectors of a Two Sector Model.
- A. Households and FirmsCorrect
- B. Private and Public
- C. Internal and External
- D. Firms and Government
Explanation. A simple two-sector circular flow model of an economy consists only of the household sector and the business or firm sector.
Q20
The Circular Flow Model that represents an open Economy.
- A. Two Sector Model
- B. Three Sector Model
- C. Four Sector ModelCorrect
- D. All the above
Explanation. A four-sector model represents an open economy because it includes the external sector, which accounts for international trade through exports and imports.
