WAEC Past Questions and Answers - Page 3084

15,416.

To obtain a virtual, erect and magnified image from a thin converging lens, an object must be placed 

A.

between the focus and the lens

B.

at the focus

C.

between the focal length and twice the focal length

D.

beyond twice the focal length

Correct answer is A

When the object is placed between the optical centre of the lens and the focal length, the image formed is virtual, erect and magnified.

15,417.

The poorer the country, the larger the percentage of labour force engaged in?

A.

Agricultural

B.

Mining

C.

Trading

D.

Manufacturing

Correct answer is A

No explanation has been provided for this answer.

15,418.

Which of the following activities will not lead to economic growth?

A.

Massive importation of capital goods

B.

Intensive capital formation locally

C.

Use of modern technology

D.

Massive importation of consumer goods

Correct answer is D

Activities that lead to  economic growth

  • Natural Resources. The discovery of more natural resources like oil, or mineral deposits may boost economic growth as this shifts or increases the country's Production Possibility Curve. 
  • Physical Capital or Infrastructure. 
  • Population or Labor. 
  • Human Capital. 
  • Technology. 
  • Law

15,419.

In order to increase revenue, government should tax commodities for which demand is? 

A.

Perfectly price inelastic

B.

Price inelastic

C.

Price elastic

D.

Unitary elastic

Correct answer is A

An economic situation in which the price of a product will have no effect on the supply. In a perfectly inelastic situation regardless of the amount of a product on the market, the price of the product remains the same. 

15,420.

Income is redistributed when the rich are progressively taxed and

A.

More private schools are established

B.

Subsidy is provided on petroleum products

C.

More public goods are provided

D.

Farmers are given guaranteed prices

Correct answer is C

Income Redistribution is an economic practice which is aimed at leveling the distribution of wealth or income in a society through a direct or indirect transfer of income from the rich to the poor. Economists or Governments adopt economic policies and strategies like progressive taxation to implement this phenomenon. The tax is used to build public infrastructure.