Musa asked Asmau what she .................. since, he last saw her.

• A. has been doing
• B. had been doing
• C. has done
• D. was doing

Which of the following farm implements is not hand operated?

• A. garden shears
• B. ridgers
• C. cutlasses
• D. secateurs

A disadvantage of the mean as measure of central tendency is that?

• A. is affected by extreme values
• B. can only be used for continuous data
• C. cannot be used to measure the qualities of a population
• D. cannot be determined in group data

At the highest level of total utility, marginal utility is

• A. negative
• B. positive and falling
• C. positive and rising
• D. zero

Which of the following statements is not correct?

• A. molecules of ice, water and water vapour have equal intermolecular distances
• B. molecules of ice, water and water vapour do not differ in the structure of their molecules
• C. molecules of water vapour attract each other with forces far less than the forces of attraction between water molecules
• D. water is less compressible than water vapour

Solve 21% of 70

• a) 29.4
• b) 14.7
• c) 13.9
• d) 7.4

Which of the following is not a feature of a state?

• A. sovereignty
• B. Government
• C. Mass Media
• D. Territory

Which of the following groups of macro-nutrients is a constituent of protein?

• A. nitrogen,phosphorus and sulphur
• B. calcium,magnesium and potassium
• C. magnesium,calcium and phosphorus
• D. sulphur,magnesium and potassium

(a) A number is selected at random from each of the sets {2, 3, 4} and {1, 3, 5}. What is the probability that the sum of the two numbers will be less than 7 but greater than 3?

(b)

In the diagram, ABCD is a circle. DAE, CBE, ABF and DCF are straight lines. If y + m = 90°, find the value of x.

The process by which fruits develop without fertilization is called

• A. parthenocarpy
• B. pathology
• C. hermaphroditism
• D. layering