Past Questions And Answers
The amount set aside out of profits earned by a company which is not meant for liability or contingency are ______.
- A) dividends
- B) provisions
- C) retained profits
- D) reserves
An acidic soil can be improved upon by
- A. sedimentation
- B. leaching
- C. flocculation
- D. watering
Nature mostly intervenes in the state of balance in land ecosystem through
- A. Earth's revolution
- B. climatic change
- C. Earth equilibrium
- D. Earth rotation
A chemical process in which there is a gain of electrons is known as?
- A. Sublimation
- B. Reduction
- C. Oxidation
- D. Distillation
A cliff on the bank of a river is 300 meter high. if the angle of depression of a point on the opposite side of the river is 60º, find the width of the river?
- A. 100m
- B. 75√3 m
- C. 100√3m
- D. 200√3m
An empty 60 litre petrol tank has a mass of 10kg. Its mass when full of fuel of relative density 0.72 is
- A. 7.2kg
- B. 33.2kg
- C. 43.2kg
- D. 53.2kg
A cylindrical pipe 50m long with radius 7m has one end open. What is the total surface area of the pipe?
- A. 749πm2
- B. 700πm2
- C. 350πm2
- D. 98πm2
Which of the following features could be found in the upper course of rivers?
- A. Ox-bow lakes
- B. Waterfall
- C. Deltas
- D. Levees
A body is projected vertically upwards with a speed of 10 ms-1 from a point 2m above the ground. Calculate the total time taken for the body to reach the ground. [g = 10ms-2]
- A. 1.00s
- B. 2.00s
- C. 2.18s
- D. 3.00s
Hydrogen sulphide gas can act as
- A) an oxidizing agent
- B) a dehydrating agent
- C) a bleaching agent
- D) a precipitating agent