2020 NECO Government Past Questions

What is NOT a kidney disease?

1. A.Cirrhosis
2. B.Kidney stones
3. C.Nephritis✓ Correct
4. D.Uraemia
5. E.Wilm’s tumour

Which device does NOT make use of the magnetic effects of an electric current?

1. A.hot-wire ammeter✓ Correct
2. B.moving-coil ammeter
3. C.moving-coil loudspeaker
4. D.moving-iron ammeter
5. E.telephone earpiece

Choose from the options lettered A - E the one that most appropriately completes each sentence Most rich men prefer travelling by air…………travelling by road.

1. A.against✓ Correct
2. B.from
3. C.over
4. D.than
5. E.to

Individuals who buy new shares in anticipation of reselling at higher prices in the stock exchange market are called

1. A.A. bears
2. B.B. brokers
3. C.C. bulls
4. D.D. jobbers✓ Correct
5. E.E. stags

Choose from the option letter A to E the one that contains the sound segment represented by the given phonetic symbol . /g/

1. A.biology
2. B.king
3. C.resign✓ Correct
4. D.sign
5. E.signature

The jilted woman eventually found herself at_______.

1. A.a crossroad✓ Correct
2. B.a crossroads
3. C.some crossroads
4. D.the crossroad
5. E.the crossroads

A negatively charged rod is brought near the cap of an electroscope. The cap is earthed momentarily while the charge is near to it. The rod is then removed. Which statement is correct?

1. A.The cap will be positively charged and the leaf will be negatively charged
2. B.The cap will be negatively charged and the leaf will be positively changed
3. C.The cap and the leaf will be positively charged✓ Correct
4. D.The cap and the leaf will be negatively charged
5. E.none

Which of the following metals is NOT extracted by electrolysis?

1. A.Aluminium
2. B.Calcium
3. C.iron✓ Correct
4. D.Magnesium
5. E.Sodium

At s.t.p, a mole of chlorine occupies 22.4dm3. If the temperature is changed to 35°C and the pressure to 750mHg the of the new volume will be [Cl = 35.5]

1. A.$\frac{760\times 22.4\times 308}{750\times 273\times 35.5} dm^3 $
2. B.$\frac{760\times 22.4\times 308}{750\times 273}dm^3 $
3. C.$\frac{750\times 22.4\times 35.5}{760\times 273}dm^3$✓ Correct
4. D.$\frac{760\times 22.4\times 35.5}{750\times 22.3\times 273}dm^3 $
5. E.$\frac{760\times 22.4\times 35.5}{750\times 308}dm^3 $

Which of the following statements about the concept of solid friction is NOT true?

1. A.It always acts in the direction of motion
2. B.It causes wear and tear in car tyres
3. C.It depends on the nature of the surfaces in contact
4. D.It is independent of the area of the surfaces in contact.✓ Correct
5. E.It reduces the efficiency of the machine