The pin-hole camera produces a less sharply defined image when the

• A. pin-hole is larger
• B. illumination is less
• C. screen is further from the pin-hole
• D. object is further from the pin-hole

Trees in a savanna region develop the following adaptations to enable them survive the long dry season except

• A. shallow roots
• B. long taproots
• C. thick barks
• D. thin leaves

Nigeria's non-aligned policy means that she will _________

• A. have nothing to do with the superpowers
• B. not take sides in international issues based on ideological considerations
• C. avoid having any dealing with any country with ideological learnings
• D. relate only with member countries of the Non-Aligned movement

Which of the following gases is monoatomic?

• A. Argon
• B. Chlorine
• C. Nitrogen
• D. Oxygen

The narrow neck of water separating Africa from Europe in the northwest is the?

• A. Cape of Good Hope
• B. Suez Canal
• C. Strait of Gibealtar
• D. Canaray Island

A spring is an outlet for

• A. streams in karst region
• B. rain water
• C. underground water in limestone
• D. rivers

A binary operation * is defined on the set of real numbers, by \(a * b = \frac{a}{b} + \frac{b}{a}\). If \((\sqrt{x} + 1) * (\sqrt{x} - 1) = 4\), find the value of x.

• A. 6
• B. 5
• C. 4
• D. 3

Which of the following carries the bulk of goods involved in foreign trade?

• A. Cargo planes
• B. Cargo liners
• C. Tramp vessels
• D. Steam ship

In each of the following sentences, there is one word underlined and one gap. From the list of words lettered A - E, choose the word that is most nearly opposite in meaning to the underlined word and that will, at the same time, correctly fill the gap in the sentences.

The minister warned his officers to befrugal and avoid.........expenditure

• A. gigantic
• B. capital
• C. recurrent
• D. wasteful

Divine love in Christianity is primarily expressed through

• A. Rituals and ceremonies
• B. Church attendance
• C. God's grace and mercy
• D. The Ten Commandments