2023 WAEC (WASSCE) Christian Religious Studies Past Questions

The inside of a vacuum flask is usually coated with silver to reduce heat lost by

1. A.convection
2. B.conduction
3. C.radiation
4. D.absorption✓ Correct
5. E.evaporation

The valence electrons of $_{12}Mg$ are in the

1. A.3s orbital
2. B.2p$_{x}$
3. C.2s orbital✓ Correct
4. D.1s orbital

The introduction of ECOWAS passport among member countries is to promote

1. A.Economic co-operation✓ Correct
2. B.Trade amongst member states
3. C.Free movement of people in the sub-region
4. D.Cultural co-operation

Bees inject an acidic substance when they sting. Which of the following chemical could be used to treat bee stings?

1. A.CH3COOH
2. B.NaHCO3
3. C.C2H5OH
4. D.H2O2✓ Correct

.An inductor of inductance 10 H is connected across an a.c circuit source of 50 V, 100 Hz. What is the current in the circuit? [$\pi$ = 3.14]

1. A.0.200A
2. B.0.070A
3. C.0.050A
4. D.0.008A

From the words or group of words lettered A to D, choose the word or group of words that best completes each of the following sentences. Each time he opens his mouth, he _____ something foolish.

1. A.says
2. B.saying
3. C.said✓ Correct
4. D.say

What process is illustrated below? S(s) ⇌H2O⇌ S (aq)

1. A.Decomposition of a solid
2. B.Melting of a solid
3. C.Formation of saturated solution of a solid✓ Correct
4. D.Sublimation of a solid

A kite flies on a taut string of length 50m inclined at tan angle 54o to the horizontal ground. The height of the kite above the ground is

1. A.50 tan 30o
2. B.50 sin 54o
3. C.50 tan 54o
4. D.50 sin 36o✓ Correct

A weaver bought a bundle of grass for $ 50.00 from which he made 8 mats. If each mat was sold for $ 15.00, find the percentage profit.

1. A.240%✓ Correct
2. B.140%
3. C.120%
4. D.40%

Identify four qualities of a good political leader