What happens when a gas expands at constant temperature?

• A. its pressure decreases
• B. the total momentum of its molecules remains constant
• C. its pressure decreases and the total momentum of its moleculees remains constant
• D. its pressure decreses and the total kinetic energy of its molecule decreases

Nigeria adopted the federal system of government because of

• A. Uneven development
• B. The availability of limited resources
• C. The adoption of a state religion
• D. The fear of domination of minorities

The responsiveness of demand to a change in income is the measurement of

• A. foreign exchange rate
• B. cross elasticity of demand
• C. income elasticity of demand
• D. price index elasticity

In which of the following are members entitled to one vote, irrespective of the number of shares held?

• A. Public corporation
• B. Partnership
• C. Limited company
• D. Co-operative society

_____ is the longest river in the world

• A. River Nile
• B. Missisippi Missouri
• C. The Amazon
• D. River Thames

A rise in the market price of fixed interest securities is an indication that the?

• A. supply of money has decreased
• B. liquidity preference has increased
• C. market rate of interest has risen
• D. market rate of interest has fallen

The botanical name of Northern gamba grass is

• A. Cynodon dactylon
• B. Panicum maximum
• C. Pennisetum purpureum
• D. Andropogon gayanus

Prior to the formation of the OAU in 1963, Nigeria identified with the

• A. Monorovia Group
• B. Casablanca Group
• C. Brazzaville Group
• D. Libreville Group

Radium ............ Maria Sklodowska Curie.

• A. discovered
• B. is discovering
• C. has discovered
• D. was discovered

When the volume of a given mass of gas is halved and its temperature doubled, the pressure

• A. remains constant
• B. increases by a factor of 4
• C. increases by a factor of 3
• D. decreases by a factor of 4