2024 WAEC (WASSCE) Biology Past Questions

From the words lettered A to D, choose the word that best completes each of the following sentences: Harry cannot do without his...........of short stories because he loves reading.

1. A.file✓ Correct
2. B.library
3. C.collection
4. D.dictionary

From the words or group of words lettered A to D, choose the word or group of words that best completes the sentence below. The musicians have not arrived from Sierra Leone, .......?

1. A.had they
2. B.hadn't they
3. C.haven't they✓ Correct
4. D.have they

$\begin{array}{c|c}height & 2 & 3 & 4 & 5 & 6 \\ \hline frequency & 2 & 4 & 5 & 3 & 1 \end{array}$ The table shows the distribution of the height of plants in a nursery. Calculate the mean height of the plants.

1. A.3.8
2. B.3.0✓ Correct
3. C.2.8
4. D.2.3

Given that log$_3$ 27 = 2x + 1, find the value of x.

1. A.0
2. B.1
3. C.2✓ Correct
4. D.3

Which of the following processes takes place during the production of margarine from vegetable oils?

1. A.Esterification
2. B.Hydrolysis✓ Correct
3. C.Hydrogenation
4. D.Saponification

From the words or group of words lettered A-D, choose the word or group of words that best completes each of the following sentences. The man said that he ________

1. A.had eaten there the previous day✓ Correct
2. B.ate here yesterday
3. C.has eaten there before
4. D.had eaten there yesterday

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. It was the headboy that took the book away............?

1. A.didn't he
2. B.wasn't he
3. C.wasn't it✓ Correct
4. D.isn't it

Which of the following observations cannot be explained using the rectilinear propagation of light?

1. A.production of images by a pinhole camera✓ Correct
2. B.production of real images of objects by lenses
3. C.formation of an annular eclipse
4. D.diffraction patterns of light

In each of the following sentences, there is one word underlined and one gap. From the list of words lettered A - D, choose the word that is most nearly opposite in meaning to the underlined word and that will, at the same time, correctly fill the gap in the sentences. You will make a good counsellor by listening to your clients rather than........them

1. A.offending
2. B.ignoring
3. C.mishandling
4. D.threatening✓ Correct

From the words or group of words lettered A-D, choose the word or group of words that best completes each of the following sentences. The teacher needs ______ to write the note on the chalkboard.

1. A.chalks✓ Correct
2. B.a chalk
3. C.some chalk
4. D.many chalks