The greatest disadvantage of using a bulldozer in land clearing is that it

• A. removes the fertile top soil along with the vegetation
• B. makes the soil lose its texture
• C. allows the fast growth of weeds after clearing
• D. increases the incidence of pests

The diagram below shows parts of a plough. Study it and answer this question.

Which of the following functions is not associated with the part labelled I?

• A. Inverting of furrow slice
• B. Cutting through soil
• C. Pulverizing of the slice in some ploughs
• D. Enabling the plough to roll over obstacles

The organized efforts of consumers to protect themselves against the unfair practices of businessmen is?

• A. strike
• B. consumerism
• C. picketing
• D. demonstration

The period of custody of a baby girl after her mother has been divorced lasts until she is

• A. married
• B. mature
• C. 10years old
• D. 5years old.

Which climate is characterized by winner rain and summer drought?

• A. Equatorial
• B. Mediterranean
• C. Tropical continental
• D. Tropical hinterland

A generator is on daily use and in the process, ten 60 W and five 40 W tungsten bulbs are on for the same time interval. the energy consumed daily is?

• A) 0.96 kWh
• B) 19.2 kWh
• C) 9.60 kWh
• D) 19.20 kWh

The file access method shown in Figure 12 is called

• A. hashed access
• B. indexed access
• C. random access
• D. sequential access

The use of diamond in abrasives is due to its

• A. high melting point
• B. hardness
• C. octahedral shape
• D. durability

g(x) = 2x + 3 and f(x) = 3x\(^2\) - 2x + 4

• A. 37
• B. 1
• C. -3
• D. -179

In a discharge tube, most of the gas is pumped out so that electricity is conducted at

• A) low voltage
• B) steady voltage
• C) high pressure
• D) low pressure