Consider the following statements regarding the "Production Possibility Frontier" (PPF): 1. It represents the combinations of goods that are impossible to produce. 2. Any point on the PPF represents a combination where resources are fully utilized. 3. The PPF can be a straight line if the opportunity cost is constant. Which of the statements given above is/are correct?

Correct Option The correct option is 2 and 3 only. Explanation The Production Possibility Frontier (PPF), also known as the Production Possibility Curve (PPC), is a graphical representation that illustrates the maximum possible output combinations of two goods that an economy can produce using all available resources and given technology. It defines the limits of production based on the scarcity of factors of production. Statement-wise Analysis - Statement 1 is Incorrect. The PPF represents the boundary of what is possible to produce. It shows the combinations of goods that can be produced when resources are fully employed. Points lying outside the frontier represent combinations that are unattainable or impossible to produce with the current capacity, but the curve itself represents the maximum attainable limits, not the impossible ones. - Statement 2 is Correct. Any point situated exactly on the PPF curve indicates productive efficiency. It implies that the economy is utilizing all its available resources (land, labor, capital, etc.) fully and efficiently. Points inside the curve represent underutilization or inefficient use of resources. - Statement 3 is Correct. The shape of the PPF is determined by the Marginal Rate of Transformation (MRT) or opportunity cost. While the PPF is typically concave to the origin due to increasing marginal opportunity costs (resources are not perfectly adaptable), it becomes a straight downward-sloping line if the opportunity cost is constant. This occurs when resources are perfectly substitutable between the production of the two goods. Key Takeaway The PPF illustrates the concepts of scarcity, choice, and opportunity cost. Points on the curve represent full employment and efficiency, points inside represent inefficiency, and points outside are currently unattainable. A straight-line PPF indicates constant opportunity cost.

NCERT Class 12 Economics — Chapter 1: Introduction

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Consider the following statements regarding the "Production Possibility Frontier" (PPF):

It represents the combinations of goods that are impossible to produce.
Any point on the PPF represents a combination where resources are fully utilized.
The PPF can be a straight line if the opportunity cost is constant.

Which of the statements given above is/are correct?

Official previous-year question

Verified 1 Aug 2026.

Options

A1, 2 and 3
B1 and 2 only
C2 only
D2 and 3 only

Did you get this right?

Solution

Correct Option

The correct option is 2 and 3 only.

Explanation

The Production Possibility Frontier (PPF), also known as the Production Possibility Curve (PPC), is a graphical representation that illustrates the maximum possible output combinations of two goods that an economy can produce using all available resources and given technology. It defines the limits of production based on the scarcity of factors of production.

Statement-wise Analysis

Statement 1 is Incorrect. The PPF represents the boundary of what is possible to produce. It shows the combinations of goods that can be produced when resources are fully employed. Points lying outside the frontier represent combinations that are unattainable or impossible to produce with the current capacity, but the curve itself represents the maximum attainable limits, not the impossible ones.
Statement 2 is Correct. Any point situated exactly on the PPF curve indicates productive efficiency. It implies that the economy is utilizing all its available resources (land, labor, capital, etc.) fully and efficiently. Points inside the curve represent underutilization or inefficient use of resources.
Statement 3 is Correct. The shape of the PPF is determined by the Marginal Rate of Transformation (MRT) or opportunity cost. While the PPF is typically concave to the origin due to increasing marginal opportunity costs (resources are not perfectly adaptable), it becomes a straight downward-sloping line if the opportunity cost is constant. This occurs when resources are perfectly substitutable between the production of the two goods.

Key Takeaway

The PPF illustrates the concepts of scarcity, choice, and opportunity cost. Points on the curve represent full employment and efficiency, points inside represent inefficiency, and points outside are currently unattainable. A straight-line PPF indicates constant opportunity cost.

Your note

More from Chapter 1: Introduction

Consider the following statements regarding the "Mixed Economy": 1. It is an economy where both the government and the market play a role in economic activities. 2. It is an economy where all decisions are taken solely by the market. 3. India is cited as an example of a mixed economy. Which of the statements given above is/are correct?

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Consider the following statements regarding the fundamental nature of an economy: 1. Individuals in a society possess limited resources compared to their needs. 2. The scarcity of resources is a phenomenon faced by individuals but not by the society as a whole. 3. Compatibility between what people collectively want and what they produce is essential for an economy. Which of the statements given above is/are correct?

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With reference to the basic economic activities, consider the following statements: 1. Production, exchange, and consumption are considered the basic economic activities of life. 2. The problem of choice arises primarily because resources have single, specific usages. Which of the statements given above is/are correct?

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Consider the following statements regarding the "Central Problems of an Economy": 1. The problem of "What is produced" is unrelated to the quantity of goods to be produced. 2. The problem of "How are these goods produced" relates to the choice of technology to be adopted. 3. The problem of "For whom are these goods produced" involves determining the distribution of final goods among individuals. Which of the statements given above is/are correct?

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Consider the following statements regarding the allocation of resources: 1. In a market economy, allocation is determined solely by the central planning authority. 2. Allocation of resources refers to how much of which resource is devoted to the production of each good. 3. Allocation of resources has no impact on the combination of goods and services produced. Which of the statements given above is/are correct?

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Correct Option

The correct option is 2 and 3 only.

Explanation

Statement-wise Analysis

Statement 1 is Incorrect. The PPF represents the boundary of what is possible to produce. It shows the combinations of goods that can be produced when resources are fully employed. Points lying outside the frontier represent combinations that are unattainable or impossible to produce with the current capacity, but the curve itself represents the maximum attainable limits, not the impossible ones.
Statement 2 is Correct. Any point situated exactly on the PPF curve indicates productive efficiency. It implies that the economy is utilizing all its available resources (land, labor, capital, etc.) fully and efficiently. Points inside the curve represent underutilization or inefficient use of resources.
Statement 3 is Correct. The shape of the PPF is determined by the Marginal Rate of Transformation (MRT) or opportunity cost. While the PPF is typically concave to the origin due to increasing marginal opportunity costs (resources are not perfectly adaptable), it becomes a straight downward-sloping line if the opportunity cost is constant. This occurs when resources are perfectly substitutable between the production of the two goods.