Economics Grade 10 Unit 1 – SMART ETHIO E-Learning

Welcome to your Economics Grade 10 Unit 1

Economics Grade 10 Unit 1

1.

According to the law of diminishing marginal utility, what happens as a consumer consumes more units of a good?

Total utility increases

Marginal utility remains constant

Total utility decreases

Marginal utility increases

2.

What does the budget line represent in consumer theory?

Consumer satisfaction

Consumer income

Consumer expectations

Consumer preferences

3.

In consumer theory, what does the term "utility" refer to?

Price of goods

Quantity of goods demanded

Opportunity cost

Satisfaction or pleasure derived from consuming goods

4.

According to the law of demand, what is the relationship between price and quantity demanded?

No relationship

Positive relationship

Negative relationship

Inverse relationship

5.

What is the main assumption of the rational consumer model?

Consumers always make rational choices to maximize their satisfaction

Consumers have unlimited wants and needs

Consumers always maximize their income

Consumers do not respond to changes in prices

6.

What is the substitution effect in consumer theory?

The change in quantity demanded due to a change in the price of the good itself

The change in quantity demanded due to a change in income

The change in quantity demanded due to a change in tastes and preferences

The change in quantity demanded due to a change in the price of a substitute good

7.

According to the income effect, how does an increase in income affect the quantity demanded of a normal good?

Decreases

Becomes negative

Remains constant

Increases

8.

What is the significance of the indifference curve in consumer theory?

It represents the consumer's budget constraint

It depicts combinations of goods that give the consumer the same level of satisfaction

It indicates the total utility derived from consuming a good

It shows the level of consumer income

9.

What is the relationship between the marginal utility and total utility when total utility is maximized?

Marginal utility is decreasing

Marginal utility is positive

Marginal utility is zero

Marginal utility is negative

10.

What does the law of diminishing marginal utility state?

As the quantity of a good consumed increases, the marginal utility decreases

Marginal utility is constant for all units of a good

Marginal utility is independent of consumer preferences

The total utility is always equal to the marginal utility

11.

In consumer theory, what does the term "marginal utility" represent?

The additional satisfaction gained from consuming one more unit of a good

The price of the good in the market

The opportunity cost of consuming a good

The total satisfaction derived from consuming a good

12.

How is the concept of elasticity of demand related to the theory of consumer behaviour?

It measures the total utility derived from consuming a good

It measures the responsiveness of quantity demanded to a change in price

It represents consumer income

It measures consumer preferences

13.

According to the law of diminishing marginal utility, what happens to the marginal utility as the quantity of a good consumed increases?

It increases

It remains constant

It decreases

It becomes negative

14.

What is the concept of a normal good in consumer theory?

A good for which the demand increases as income increases

A good for which the demand decreases as income increases

A good for which the demand remains constant regardless of income changes

A good for which the demand is unrelated to price changes

15.

How is the concept of a Giffen good different from a normal good?

Giffen goods have a positive substitution effect, while normal goods have a negative substitution effect

Giffen goods have inelastic demand, while normal goods have elastic demand

Giffen goods have a negative income effect, while normal goods have a positive income effect

Giffen goods have elastic demand, while normal goods have inelastic demand

16.

What does the cross-price elasticity of demand measure?

The responsiveness of quantity demanded to a change in income

The responsiveness of quantity demanded to a change in consumer preferences

The responsiveness of quantity demanded to a change in the price of a substitute or complementary good

The responsiveness of quantity demanded to a change in the price of the good itself

17.

What is the concept of consumer surplus in the context of consumer theory?

The difference between the maximum price a consumer is willing to pay and the actual market price

The excess quantity of a good demanded by consumers

The excess income available to consumers after purchasing a good

The total satisfaction derived from consuming a good

18.

How does the Engel curve illustrate the relationship between income and quantity demanded of a normal good?

It shows a positive relationship

It shows a negative relationship

It is unrelated to income changes

It shows a constant relationship

19.

What is the role of the budget constraint in consumer theory?

It measures the elasticity of demand

It depicts combinations of goods that give the consumer the same level of satisfaction

It represents the consumer's preferences

It shows the maximum quantity of goods a consumer can afford given the prices and income

20.

What is the concept of "revealed preference" in consumer theory?

Consumer preferences are only revealed through observable choices

Consumer preferences are entirely subjective

Consumers always make rational choices

Consumers do not respond to changes in prices

21.

How does the substitution effect influence the quantity demanded when the price of a good decreases?

Increases the quantity demanded

Creates an inverse relationship

No effect on the quantity demanded

Decreases the quantity demanded

22.

What is the concept of the income elasticity of demand?

The responsiveness of quantity demanded to a change in the price of the good itself

The responsiveness of quantity demanded to a change in the price of a substitute or complementary good

The responsiveness of quantity demanded to a change in consumer preferences

The responsiveness of quantity demanded to a change in income

23.

In the context of consumer choice, what does the term "rationality" imply?

Consumers always maximize their income

Consumers do not respond to changes in prices

Consumers always make choices that maximize their satisfaction

Consumers have unlimited wants and needs

24.

What is the relationship between the price elasticity of demand and total revenue for a perfectly elastic demand curve?

Total revenue is maximized

Total revenue is minimized

Total revenue remains constant

Total revenue is zero

25.

How does the substitution effect influence the quantity demanded when the price of a good increases?

Increases the quantity demanded

Creates a direct relationship

Decreases the quantity demanded

No effect on the quantity demanded

26.

What is the significance of the marginal rate of substitution in consumer theory?

It represents the slope of the budget line

It measures the additional satisfaction gained from consuming one more unit of a good

It shows the level of consumer income

It indicates the consumer's preferences for a good over time

27.

What is the concept of a Veblen good in consumer theory?

A good for which the demand increases as the price increases

A good for which the demand decreases as income increases

A good for which the demand is negatively related to the price of a substitute good

A good for which the demand increases as income increases

28.

How does the concept of "bounded rationality" relate to consumer decision-making?

Consumers always make perfect decisions

Consumers do not respond to changes in income

Consumers only consider price when making decisions

Consumers have limited cognitive resources and may make suboptimal choices

29.

What is the concept of "diminishing marginal rate of substitution" in consumer theory?

The rate at which consumers substitute one good for another increases as they consume more of both goods

The rate at which consumers substitute one good for another is unrelated to consumption levels

The rate at which consumers substitute one good for another decreases as they consume more of both goods

The rate at which consumers substitute one good for another remains constant

30.

How does the concept of "time preference" influence consumer decision-making?

Consumers have no time preferences

Consumers always prefer immediate consumption over delayed consumption

Time preferences do not impact consumer choices

Consumers always prefer delayed consumption over immediate consumption

31.

What does the term "ordinal utility" mean in the context of consumer theory?

Utility is measured in terms of numerical values

Utility is ranked or ordered, but not quantified

Utility is entirely subjective

Utility is unrelated to consumer preferences

32.

How does the concept of "cardinal utility" differ from "ordinal utility" in consumer theory?

Cardinal utility quantifies preferences, while ordinal utility ranks preferences

Cardinal utility is unrelated to consumer preferences

Cardinal utility ranks preferences, while ordinal utility quantifies preferences

Ordinal utility is entirely subjective

33.

What is the concept of a "substitute good" in consumer theory?

A good for which the demand decreases as income increases

A good that can be consumed in place of another, leading to an inverse relationship in quantity demanded

A good for which the demand increases as income increases

A good that is unrelated to changes in price

34.

How does the concept of "compensating variation" relate to consumer theory?

It represents the total satisfaction derived from consuming a good

It indicates the consumer's preferences

It represents the price elasticity of demand

It measures the change in income required to keep a consumer at the same level of utility after a price change

35.

What is the concept of "perfect substitutes" in consumer theory?

Goods that can be consumed interchangeably with no change in satisfaction

Goods for which the demand decreases as income increases

Goods that are entirely unrelated to changes in price

Goods that can be consumed in place of another, leading to an inverse relationship in quantity demanded

36.

How does the concept of "income effect" influence consumer choices when the price of a good decreases?

Decreases the quantity demanded

No effect on the quantity demanded

Increases the quantity demanded

Creates an inverse relationship

37.

What is the concept of "revealed preference" in consumer theory?

Consumer preferences are entirely subjective

Consumer preferences are only revealed through observable choices

Consumers do not respond to changes in prices

Consumers always make rational choices

38.

How does the concept of "compensating variation" relate to consumer theory?

It represents the price elasticity of demand

It represents the total satisfaction derived from consuming a good

It indicates the consumer's preferences

It measures the change in income required to keep a consumer at the same level of utility after a price change

39.

What is the concept of "perfect substitutes" in consumer theory?

Goods that can be consumed in place of another, leading to an inverse relationship in quantity demanded

Goods for which the demand decreases as income increases

Goods that are entirely unrelated to changes in price

Goods that can be consumed interchangeably with no change in satisfaction

40.

40. How does the concept of "income effect" influence consumer choices when the price of a good decreases?

No effect on the quantity demanded

Creates a direct relationship

Increases the quantity demanded

Decreases the quantity demanded