The main objective of pressure groups is to

• A. protect the interest of the country against foreigners
• B. serve as opposition to the government
• C. promote the interest of political parties
• D. influence legislation for the benefit of their members

X-rays and infrared rays are both electromagnetic. Which common property do the waves have? Both waves

• A. are longitudinal
• B. have same frequency
• C. have the same wavelength
• D. travel at the same speed in a vacuum

For what values of x is the expression \(\frac{3x-2}{4x^2+9x-9}\) undefined?

• A. \(\frac{-3}{4} \hspace{1mm}or \hspace{1mm}3\)
• B. \(\frac{-2}{3} \hspace{1mm}or \hspace{1mm}-3\)
• C. \(\frac{2}{3} \hspace{1mm}or \hspace{1mm}3\)
• D. \(\frac{3}{4} \hspace{1mm}or \hspace{1mm}-3\)

The following will decolourize acidified potassium tetraoxomanganate (VII) solution except

• A. sulphur (lV) oxide
• B. but-3-ene
• C. pentane
• D. hydrogen sulphide

The inorganic component of an ecosystem is made up of?

• A. water and microbes
• B. plants and animals
• C. minerals and litter
• D. soil and climate

Which of the following climatic features describes the Equatorial climate?

• A. Double maxima rainfall regime
• B. Winter rain, summer drought
• C. Hot and dry throughout the year
• D. Single maximum rainfall regime

This question is based on Wole Soyinka's

The Trials of Brother Jero.

'...This morning alone I have been thrice in conflict with the daughters of discord.

First there was...'The omission in the conflict in the above statement from the play refers to

• A. Delila and Jezebel
• B. the girl who goes to swim everyday
• C. the woman chasing the drummer boy
• D. Chume's wife whom he owes money.

(a) What advice did Paul give on the use of individual talents in his Epistle to the Romans?

(b) Identify two ways of applying your talents.

While researching a topic, a student has taken the following notes: • One of history’s greatest libraries was the House of Wisdom in Baghdad, Iraq. • It was founded in the eighth century with the goal of preserving all the world’s knowledge. • Scholars at the House of Wisdom collected ancient and contemporary texts from Greece, India, and elsewhere and translated them into Arabic. • Writings included those of the Greek philosopher Aristotle and the Indian mathematician Aryabhata. • The House of Wisdom used Chinese papermaking technology to create paper versions to be studied and shared. The student wants to explain how the House of Wisdom preserved the world’s knowledge. Which choice most effectively uses relevant information from the notes to accomplish this goal?

• A) The House of Wisdom was known for bringing together knowledge from around the world, including from Greece, India, and China.
• B) Founded in Iraq in the eighth century, the House of Wisdom employed many scholars as translators.
• C) Writings from the Greek philosopher Aristotle and the Indian mathematician Aryabhata were preserved at the House of Wisdom.
• D) The House of Wisdom collected writings from different countries and created paper versions in Arabic to be studied and shared.

An elements X with relative atomic mass 16.2 contains two isotopes¹⁶₈X with relative abundance of 90% and m8X with relative abundance of 10%. The value of m is

• A. 16
• B. 18
• C. 12
• D. 14