2025 NECO Civic Education Past Questions

An electron makes a transition from - 1.60 eV energy level to - 10.4eV energy level Calculate the energy loss due to the transition.

1. A.16.64eV✓ Correct
2. B.12.00eV
3. C.10.40eV
4. D.8.80eV
5. E.6.50eV

Simplify 27$^{-\frac{1}{3}}$ $\times$ 64$^{-\frac{1}{3}}$ $\times$ 4$^{\frac{1}{3}}$

1. A.48
2. B.12
3. C.$\frac{4}{3}$✓ Correct
4. D.$\frac{1}{12}$
5. E.$\frac{1}{48}$

If 3 boys shared x oranges among themselves in the ratio 3:5:8, and smallest share was 45 oranges, find the value of x

1. A.75
2. B.120
3. C.165
4. D.195✓ Correct
5. E.240

A series RLC circuit is said to resonate, when

1. A.capacitive reactance is zero
2. B.conductance is maximum✓ Correct
3. C.current is minimum
4. D.impedance is minimum
5. E.inductive reactance is zero

What will be the phenotypic ratio in the f1 generation, if a dominant red flowered plant (RR) is crossed with recessive white flowered plant (rr)?

1. A.1 red : 1 white✓ Correct
2. B.2 red : 0 white
3. C.3 red : 1 white
4. D.4 red : 0 white
5. E.4 red : 4 white

In which of the following blood vessels does exchange of materials occur

1. A.arteries
2. B.arterioles✓ Correct
3. C.capillaries
4. D.venules
5. E.veins

The general equation of a wave CANNOT be written as

1. A.y = A Sin [2 π ($\frac{t}{T}$ ± Xλ)]
2. B.y = A Sin [wt ± kx]✓ Correct
3. C.y = A Sin [2 $\frac{\pi}{\lambda}$ (vt ± x)]
4. D.y = A Sin [2π (ft ± $\frac{X}{\lambda}$ )]
5. E.y = A Sin 2 π f(T ± $\frac{X}{\lambda}$)]

A boy ran a distance of 200m in 24s. His average speed was 8.3$ms^{-1}$. Which of the following is correct about the units in which the statements above are expressed?

1. A.All the units are fundamental.
2. B.All the units are derived
3. C.All the units except one are S.I units
4. D.Two of the units are fundamental and one derived.✓ Correct
5. E.None of the units is S.I units.

In which of the following equations can Le-chartelier’s principle be applied?

1. A.H2(g)+S(g) → H2(g)
2. B.2H2S(g) + O2 (g) → 2H2O(l) + 2SO2(g)✓ Correct
3. C.N2(g) +3H2(g) ⇌ 2NH3(g)
4. D.NaOH(aq) +CO2(g) → Na2CO3(aq) + H2O(l)
5. E.S(s) + 02(g) → SO2(g)

The parallel sides of a trapezium are 13cm and 7cm. If the area of the trapezium is 50cm2, find the perpendicular distance between the parallel sides.

1. A.5cm
2. B.6cm
3. C.7cm
4. D.10cm
5. E.12cm✓ Correct