ExamSpark Class 12 Economics

Mock Test 06 Performance Solutions

Subject: CBSE Class 12 Economics (NCERT Full-Syllabus Practice)

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Detailed Question Analysis

Q1. Which of the following is excluded while calculating Gross Domestic Product at market price?

Correct Answer: Option C (Services of housewives within their own homes)

Concept Explanation: Services of housewives are not included because they are non-market services and difficult to measure monetarily.

Q2. The problem of "for whom to produce" is related to:

Correct Answer: Option C (Distribution of national income among people)

Concept Explanation: This problem concerns how goods and services are distributed among different sections of society based on income.

Q3. Under which market structure can a firm influence the market price partially?

Correct Answer: Option C (Monopolistic competition)

Concept Explanation: In monopolistic competition, product differentiation gives firms some control over pricing.

Q4. If Marginal Cost is below Average Cost, then Average Cost will:

Correct Answer: Option B (Fall)

Concept Explanation: Marginal Cost pulls Average Cost downward when it is less than Average Cost.

Q5. Which of the following is a liability of the Reserve Bank of India?

Correct Answer: Option B (Currency notes issued)

Concept Explanation: Currency notes issued by RBI are liabilities because RBI promises to pay the bearer the value of the note.

Q6. A rise in the income of consumers causes demand for coarse cereals to fall. Coarse cereals are most likely:

Correct Answer: Option C (Inferior goods)

Concept Explanation: Demand for inferior goods falls as consumer income rises because consumers shift to better alternatives.

Q7. A firm's Total Fixed Cost is \(\mathrm{Rs.\ 1,200}\). At output level of 300 units, Average Fixed Cost will be:

Correct Answer: Option C (\(\mathrm{Rs.\ 4}\))

Concept Explanation: Average Fixed Cost = Total Fixed Cost / Output = 1200 / 300 = \(\mathrm{Rs.\ 4}\).

Q8. During inflation, RBI sells government securities in the open market. What is the likely effect?

Correct Answer: Option B (Reduction in money supply)

Concept Explanation: Sale of securities withdraws money from circulation, reducing liquidity and helping control inflation.

Q9. Which of the following is an example of a capital good?

Correct Answer: Option C (Machine purchased by a factory)

Concept Explanation: Capital goods are durable goods used for further production of other goods and services.

Q10. Which of the following transactions creates foreign exchange outflow for India?

Correct Answer: Option D (Import of machinery from Germany)

Concept Explanation: Imports require payment in foreign currency, leading to foreign exchange outflow.

Q11. Assertion (A): Under monopoly, Average Revenue curve slopes downward. Reason (R): A monopolist must lower price to sell additional units.

Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)

Concept Explanation: Since the monopolist faces the market demand curve, selling more units requires lowering the price.

Q12. Assertion (A): Fiscal deficit can increase inflationary pressure in the economy. Reason (R): Higher government borrowing may increase aggregate demand.

Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)

Concept Explanation: Higher borrowing and spending by government can raise aggregate demand and contribute to inflation.

Q13. Read the following case carefully: The government announces a subsidy on solar panels to promote renewable energy usage among households. Which effect is most likely?

Correct Answer: Option C (Increase in supply and demand of solar panels)

Concept Explanation: Subsidies lower prices and encourage both production and consumption of solar panels.

Q14. Read the passage carefully: An economy faces a severe recession with rising unemployment and falling private investment. The central bank decides to reduce repo rate. What is the expected objective of this step?

Correct Answer: Option B (Encourage borrowing and investment)

Concept Explanation: Lower repo rate reduces cost of borrowing, encouraging businesses and consumers to spend and invest more.

Q15. If Marginal Propensity to Save (\(\mathrm{MPS}\)) is 0.25, the value of multiplier will be:

Correct Answer: Option C (4)

Concept Explanation: \(k=\frac{1}{\mathrm{MPS}}\) k = 1 / 0.25 = 4.

Q16. Which of the following situations represents deficient demand?

Correct Answer: Option C (Aggregate demand is less than aggregate supply at full employment)

Concept Explanation: Deficient demand occurs when total spending in the economy is insufficient to purchase full-employment output.

Q17. A firm in monopolistic competition spends heavily on advertisements mainly because:

Correct Answer: Option C (Products are differentiated)

Concept Explanation: Advertising helps firms distinguish their differentiated products from competitors' products.

Q18. Which of the following combinations is most suitable to control inflation?

Correct Answer: Option B (Increase in repo rate and reduction in public expenditure)

Concept Explanation: Contractionary monetary and fiscal policies reduce aggregate demand and help control inflation.

Q19. If price elasticity of demand for a commodity is perfectly inelastic, then rise in price will:

Correct Answer: Option B (Increase total revenue)

Concept Explanation: With perfectly inelastic demand, quantity demanded remains unchanged despite price rise, increasing total revenue.

Q20. Autonomous investment in an economy rises by \(\mathrm{Rs.\ 250\ crore}\). If \(\mathrm{MPC}\) = 0.8, what will be the total increase in income?

Correct Answer: Option D (\(\mathrm{Rs.\ 1,250\ crore}\))

Concept Explanation: \(k=\frac{1}{1-\mathrm{MPC}}\) Multiplier = 1 / (1 - 0.8) = 5 Increase in income = 5 \(\times\) 250 = \(\mathrm{Rs.\ 1,250\ crore}\).

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