When a large number of organisms share limited resources, the result is?

• A. mutualism
• B. extinction
• C. commensalism
• D. competition

Which is most acidic oxide of the following?

• A) CO
• B) MnO
• C) CaO
• D) N₂O

Wages of machine operators in manufacturing account are treated as

• A. indirect expenses
• B. direct expenses
• C. direct labour
• D. indirect labour

(a) A car is moving with a velocity of 10ms\(^{-1}\) It then accelerates at 0.2ms\(^{-2}\) for 100m. Find, correct to two decimal places the time taken by the car to cover the distance.

(b) A particle moves along a straight line such that its distance S metres from a fixed point O is given by S = t\(^2\) - 5t + 6, where t is the time in seconds. Find its:

(i) initial velocity;

(ii) distance when it is momentarily at rest

A particle starts from rest and moves in a straight line such that its acceleration after t seconds is given by \(a = (3t - 2) ms^{-2}\). Find the other time when the velocity would be zero.

• A. \(\frac{1}{3} seconds\)
• B. \(\frac{3}{4} seconds\)
• C. \(\frac{4}{3} seconds\)
• D. \(2 seconds\)

Two forces of magnitudes 7N and 3N act at right angles to each other. The angle \(\theta\) between the resultant and the 7N force is given by

• A. cos\(\theta\) = \(\frac{3}{7}\)
• B. sin\(\theta\) = \(\frac{3}{7}\)
• C. tan\(\theta\) = \(\frac{3}{7}\)
• D. cot\(\theta\) = \(\frac{3}{7}\)

The Jews sought to kill Jesus after He had healed the man at the pool of Bathzatha because he

• A. Forgave the man
• B. Healed the man in the temple
• C. Allowed the man to carry his pallet
• D. Called God his Father

Economic goods are termed scarce goods when they are?

• A. not available in sufficient quantities to satisfy all wants for them
• B. not produced in sufficient quantities to satisfy the effefctive demand for them
• C. of high quality
• D. of primary importance in satisfying the needs of a society

The greatest of David's domestic problems that seemed to break his heart was the

• A. rape of Tamar by Amnon
• B. killing of Amnon by Absalom
• C. conspiracy of Absalom against him
• D. murder of Absalom by Joab

The hereditary characters in plants and animals are located on the

• A. gene
• B. mucleus
• C. chromosome
• D. cell