Correct Answer: D. Lenz's law

Explanation

Lenz's law, in electromagnetism, statement that an induced electric current flows in a direction such that the current opposes the change that induced it.

Correct Answer: A. metonymy

Explanation

(a) Definition of Representative Democracy;

Representative democracy is a form of government whereby eligible citizens elect their leaders through periodic elections to represent them at all levels of government for a fixed tenure or Representative democracy can be defined as a form of government whereby the people run the government or exercise political power indirectly through their elected representatives.

(b) Reasons Nigeria adopted Representative Democracy

i. Large electorate size due to high population

ii. Large territorial size of the country

iii. Complexity of many political issues

iv. Safeguarding the fundamental human rights of the citizens

v. Promotion of accountability

vi. Expanding scope of modern government for the welfare of citizens

vii. To give voice to the opposition for good governance

viii. Greater political participation

ix. Complex state structure of Nigerian government

x. Desire to protect the interest of the minorities/ethnic diversities

(c) Factors that retard the growth of democracy in Nigeria

i. Electoral malpractice

ii. Political apathy

iii. Biased electoral umpire

iv. High level of illiteracy/ignorance

v. Lack of proper political education

vi. High cost of running democracy

vii. Bribery and corruption

viii. Military intervention in politics

ix. Dictatorial influence of political godfathers/party leaders

x. Inadequate democratic political culture

Explanation

(a) Economic integration is the deliberate act of governments to pool their economic resources together in order to achieve a greater efficiency in the production of goods and services for the social and economic welfare of their countries. Countries with common interests form themselves into an organisation whose major objectives are to remove trade barriers and other obstacles that reduce the free flow of services between them e.g. ECOWAS, EEC/EU, etc.

(b) The characteristics of a customs union are:

(i) Tariffs are abolished.

(ii) Each member country is given free hand to maintain its custom duties and tariffs against non-member countries.

(iii) All trade restrictions are abolished.

(iv) The.members may agree on common custom duties and tariffs against any non-member country.

Correct Answer: B. N1,025

Correct Answer: C. evade

Explanation

(a) factors that limit the application of division of labour

(i) Size of market: The similar the market for the goods to be produced, the smaller the scope for division of labour

(ii) Production method/Technolooy: If the method of production cannot be subdivided into various parts, the scope of division of labour would be limited.

(iii) Nature of commodities: Production of customized goods and direct services does not lead itself to intensive division of labour

(iv) Non-availability of capital: Non-availability of sufficient capital to purchase materials and to pay salaries and wages will limit or discourage division of labour.

(v) Non availability of required skilled labour: This will make division of labour impossible

b. Disadvantages of division of labour

(i) It takes away the division discretion of workers thus making the mere tenders of machines/loss of craftsmanship.

(ii) It leads to monotony as a result of repetitive performance of a job.

(iii) It expresses workers to the risk of being immobile among different jobs/risk of unemployment.

(iv) It may lead to non-accomplishment of some tasks because of the absence of certain workers/interdependence of workers.

c. Advantages of division of labour

(i) Each worker is able to specialize in a productive activity that is his area of expertise.

(ii) The worker acquires more skills through repetitive practice on the job.

(iii) It saves time as workers are not moved from one job to another.

(iv) It facilities the use of machinery in production.

(v) It helps in creating employment opportunities as different parts of a job.

(vi) It promotes friendly relationship as workers depend on one another.

(vii) It leads to mass production of goods and services.

(viii) It can promote new discoveries and inventions/development of technology.

Correct Answer: A. Over the counter

Correct Answer: D. unusual

Correct Answer: C. Output

Explanation

An isoquant curve is the combination of labour and capital which shows the same output i.e labour and capital = Product.