Five (5) Selected Integrated Science Trial Questions For 2023 BECE Candidates

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Five (5) Selected integrated Science Trial Questions For 2023 BECE Candidates

As you prepare for the 2023 BECE examination, there necessitates the solving of past questions and some trial questions. In previous years, we have realized that students who revisit/solve more past questions turn out to perform better in waec examinations.

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The past questions serve as a guide and also help students to have a fair idea of how waec set their questions. We have given out most of these questions and answers in our previous updates.

In this update, we’ve selected some science question that serves as a trial for any BECE candidate who wants to try his or her hands.

Find below Five (5) Integrated Science Trial Questions For 2023 BECE Candidates.

Question One (1)

(a) (i)What is a simple machine?
(ii) Give two examples of a simple machine.

(b) (i) What is rusting?
(ii) State two effects of rusting.

Beans, palm fruits, meat margarine, bread and maize.

(d). (i) State two effects of malnutrition in farm animals.
(ii) Mention one disease of farm animals caused by virus.

Question Two (2)

(a) (i)What is a vector of a disease
(ii) State two methods each by which the vectors of the following diseases can be destroyed:
(α) river blindness;
(β) malaria

(b) Write down the systematic names of the following compounds:

(i) CaCO3
(ii) FeS
(iii) NaCl
(iv) NaOH

(ii) In an experiment to determine density, a stone of mass 60 g is put into a bowl containing water. If the level of the water rises from the 60 cm3 mark to 75 cm3, determine the density of the stone.

Question three (3)

(a) (i)What is the difference between a unicellular organism and a multicellular organism

(ii) State two reasons why vegetable crops are important to humans

(b). (i) What is the difference between climate and weather?
(ii) State Two Elements of CLimate

(d) Explain each of the following processes:

(i) Corrosion
(ii) Sublimation

Question Four (4)

(a) (i)Define pressure.
(ii) Explain why it is important to sharpen a knife before use

(b) (i) State two differences between metals and non-metals
(ii) What is an alloy?

(α) steel
(β) brass

(d) (i) Mention three conditions suitable for rearing tilapia in a fishpond
(ii) Explain how the streamlined body of a bony fish enables it to live successfully in water.

Question Five (5)

The diagram below shows the set-up for the preparation of carbon dioxide in the laboratory.

(i) Name the parts of the set-up labelled I and II
(ii) Give the name of the method of gas collection shown in the diagram.
(iii) Give one property of gases collected over water
(iv) What will happen if component I does not dip into the contents of the flask?
(v) List two compounds that form the content of the flask.
(vi) Write down the systematic name of carbon dioxide.

Five (5) Selected Integrated Science Trial Questions For 2023 BECE Candidates