A phenomenon where an element exist in different forms in the same physical state is known as

• A. isomerism
• B. amorphism
• C. allotropy
• D. isotopy

In what five ways is the civil service different from the public corporations?

A decrease in supply without a corresponding change in demand will lead to

• A. an increase in equilibrium price and a decrease in equilibrium quantity
• B. a decrease in equilibrium price and an increase in equilibrium qantity
• C. a decrease in equilibrium price and equilibrium quantity
• D. an increase in equilibrium price and quantity

Which of the following factors limits access to computerized file system? it

• A. occupies less space
• B. requires regular supply of power
• C. is highly efficient in processing information
• D. provides easy and fast access to information

The seconds term of a geometric series is 4 while the fourth term is 16. Find the sum of the first five terms

• A. 60
• B. 62
• C. 54
• D. 64

Which of the following can cause shrinkage of living cells?

• A. Deionized water
• B. Hypotonic solution
• C. Isotonic solution
• D. Hypertonic solution

When two waves are superimposed on each other, the following occurrences are possible, except

• A. nodal lins
• B. anti nodal lines
• C. stationary waves
• D. dispersion

Within the last quarter of the twentieth century, medical experts have been laying emphasis on ___71___ rather than ___72___ measures. Through primary health care programmes, people have been taught about these. When an individual ___73___ a disease, he has to see a doctor for ___74___. At times, the doctor finds it difficult to ___75___ the disease during the initial examination of the patient because many diseases have similar ___76___. When this happens, the patient is either asked to go to the ___77___ for one test or the other or he would have ___78___ taken to help the doctor find out what is happening internally. it is after all these, and sometimes more, that the doctor can ___79___ some drugs for the individual and perhaps give him some ___80___. To save yourself and everyone else from this headache, it is advisable to pay heed to public health programmes.

In the following passage, the numbered gap 72 indicates a missing word.Four options are given in columns lettered A, to D. Choose the word that is themost suitableto fill the gap in the passage.

• A. curative
• B. healing
• C. corrective
• D. anaesthetic

A gas was evolved when a sample of gastric juice reacted with sodium trioxocarbonate (IV) . The gas evolved was

• A. NH₃
• B. SO₂
• C. HCI
• D. CO₂

The consolidation of influence of Tijanuyyah in west Africa is credited to

• A. shaykh Ahamed Tijans
• B. Shaykh Ahamed Labbo
• C. Shaykh Mukhat al kuntu
• D. Al Hajj Umar Tal