Consider the reaction represented by the following equation: Zn(s) + 2HCI(aq) → ZnCI₂(aq) + H₂(g) what volume of hydrogen gas is produced at s.t.p. when 3.25 g of zinc reacts with excess dilute HCI? [Zn = 65, Molar gas volume at s.t.p. = 22.4 dm³]

• A. 1.12 dm³
• B. 2.24dm³
• C. 4.48dm³
• D. 8.96dm³

Checks and balances was a feature of pre-colonial political administration of the

• A. Hausa
• B. Yoruba
• C. Igbo
• D. Fulani

A rope is being used to pull a mass of 10kg vertically upward. Determine the tension in the rope if, starting from rest, the mass acquires a velocity of 4m/s in 8s [g = 10ms^−2]

• A. 5N
• B. 50N
• C. 95N
• D. 105N

S: I translated the story into Hausa for him. T: You .............. have translated. He knows Hausa very well.

• A. mustnt
• B. neednt
• C. cant
• D. wouldnt

Excess carbohydrates can be stored in the muscles in the form

• A. cellulose
• B. glycogen
• C. chitin
• D. lipids

The disbanded produce marketing boards in Nigeria dealt with the following commodities except

• A. oil palm
• B. rubber
• C. cocoa
• D. yam

Arise, take possession of the vineyard of Naboth the Jezreelite, which he refused to give you for money..

Why did Naboth refuse to sell his vineyard?

• A. it was a big vineyard
• B. He inherited it from his fathers
• C. the money offered was too small
• D. He had no other vineyard

The shortest surah in the Quran is

• A. Suratun nas
• B. Suratul Kawthar
• C. Ikhlas
• D. Suratul Falaq

A glass block of thickness 10cm is placed on an object. If an observer views the object vertically, the displacement of the object is

• A. 3.33cm
• B. 5.00cm
• C. 6.67cm
• D. 8.50cm

Intensified European activity along the coast in the nineteenth century led Benin to

• A. redirect her trade to the north
• B. lose control of some vassal states
• C. expel Christian missionaries
• D. embark on a cultural revival in the area.