Supply schedules - Jamb Economics Past Questions and Answers

Question 1:

• JAMB 2019

A demand which gives rise to the reverse of the law of demand is__________

A. Derived demand
B. Joint demand
C. Abnormal demand
D. Composite demand

Question 2:

• JAMB 1983

The curves D_o D_o and S_oS_o are the demand and supply curves respectively. What happens when government subsidizes producers in order to boost output?

A. The supply curve will shift from S_oS_o to S₂S₂
B. The supply curve will shift from S_oS_o to S₁S₁
C. The supply curve will shift fromS ₂S₂ to S₁S₁
D. The supply curve will shift from S₁S₁ to S_oS_o
E. The demand curve will shift from D_oD_o to D₁D₁

Question 3:

• JAMB 2003

When two variables are positively related, the graph of the relationship?

A. Is a downward-sloping curve
B. Has a negative intercept
C. Is a straight line
D. Is an upward-sloping curve