Tamil Nadu (English Medium) Std 9 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The value of a thing expressed interms of money is called

(A) Utility	(B) Cost
(C) Price	(D) Demand

Question-2
The demand for a commodity by all the households in an economy is known as

(A) Market demand	(B) Demand
(C) Individual demand	(D) Price demand

Question-3
When demand decreases

(A) Price falls and quantity decreases	(B) Price falls and quantity increases
(C) Price rises and quantity increases	(D) Price rises and quantity increases

Question-4
The law of demand is given by

(A) Prof. Marshall	(B) Adam smith
(C) Prof. Walker	(D) J.B. Say

Question-5
When a change in price results in an infinitely large response in quantity demanded, demand is

(A) Unit elastic	(B) Perfectly inelastic
(C) Perfectly elastic	(D) Elastic

Question-6
_______ is desire backed by ability and willingness to pay for a commodity.

(A) Supply	(B) Stock
(C) Demand	(D) Profit

Question-7 ___________ is the desire to own anything, the ability to pay for it, and the willingness to pay.

(A) Supply	(B)Demand
(C)Price	(D)Income

Question-8 The term __________ signifies the ability or the willingness to buy a particular commodity at a given point of time.

(A) Demand	(B)Supply
(C)Stock	(D)Income

Question-9
The law of demand implies that demand curves

(A) Slopes up	(B) Slope down
(C) Shift up when ever the price rises	(D) Shift down when ever the price rises

Question-10
The most important tools of economic analysis at the micro levels are

(A) Demand	(B) Supply
(C) Both a and b	(D) Neither a nor b

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Std 9

Tamil Nadu (English Medium)

Practice in Related Chapters
Equilibrium Price
Demand and Supply