Intergrated Science Practical Questions for Revision BECE 2024

BECE 2024 begins in the next 14 days, here are some projected Intergrated Science Practical Questions for Revision BECE 2024 for serious candidates willing to score agegrade one.

Question 1 (BECE Practical questions for revision)
1. a. Study carefully the diagram of the different types of human teeth below and answer the questions that follow

i. Identify labelled A, B, C and D
ii. Name the parts labelled I and II.
iii. State three difference between A and B.
iv. Name the group of animals which posses all the types of teeth illustrated above.
v. Support your answer with reasons.

b. Study the diagram below and answer the question that follows.

i. Identify the device shown above.
ii. Identify the parts labelled I, II, III, IV and V.
iii. What is the function of each of the parts labelled II and III?
iv. What is the importance of the device?
v. Mention two areas where the device is used.

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e. The figure below is an illustration of the organisms associated with farm animals. Study the figure and answer the
questions that follow

i. Identify each of the organisms A and B without giving reasons.
ii. In which parts of the host do organisms A and B live?
iii. State two effects of
????. organisms A on the host
????. organism B on the host
iv. State two features that make each of the organism successful in their habitats.
v. State one method of controlling each of the ‘organism A and B.

d. Study the hazard symbols A and B carefully and answer the questions that follows.

i. What type of hazard does each symbol warn us about?
ii. From the shape, state where you might find them.
iii. What colours would be used in the symbols?
iv. Name two substances they might refer to?
v. What word/words might be below the symbols?

Question 2 (Intergrated Science Practical Questions)
l. a. Illustrations below are parasites that live outside the body of animals. Study the illustrations carefully and answer the questions that follows

i. Identify each of the parasite labeled A, B, C and D
ii. Give one host organism of each of A, B, C and D
iii. State three effects of A on its host organisms 1 mark each

b. The diagram is a ray of light which passed from air to Study of and answer the questions that follow

i. Mention the names of the parts of the diagram
????. NO,
????. i
????. r
ii. What is AO and OB represent?
iii. Give one reason why the ray bond toward N as it travels from air to water

c. In an experiment, a beaker is half field with water and a drop of dye is placed in it with the aid of a dropper. Study the diagram and answer the questions that follow

i. Give the name of the experiment
ii. Name three substances which can be used in place of the dye
iii. What would be observed if the set-up as allowed to stand for five minutes
iv. What conclusion could be drawn results of such an experiment 8marks

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d. The illustration shows food web Study it and answer the questions that follow

i. Which of the organisms is a herbivore?
ii. List three carnivores
iii. List three prey organisms, in the food web
iv. Identify any five-food chain within the food web

Question 3 : (BECE Intergrated Science Practical Questions)
a. The funnel in the diagram below contains equal amount of different type of soil labeled K, L and M. Equal volume of water were poured onto each soil at the same time and allowed to drain for 20 minutes.

(i) What is the aim of the experiment? [2 marks]
(ii) Which soil has the highest rate of drainage? [1 mark]
(iii) Which soil has the highest water retention capacity? [1 mark]
(iv) Which soil is most likely to lose water and dry faster after rainfall? [1 mark]
(v) Which soil is most likely to be waterlogged after rainfall? [1 mark]
(vi) Which of the soil types would be suitable for maize cultivation? [1 mark]

b. The diagram below illustrates hazard symbols labelled I, II, III and IV. Study the diagram carefully and answer the questions that follow

(i) What does each of the symbols labelled I, II, III and IV represent?
(ii) Name one substance each that is associated with:
(α) I;
(β) II;
(γ) III. [3 marks]
(iii) Name a place where the hazard symbol labelled IV is often displayed [1 mark]
(iv). Which of the symbol(s) is / are found on chemical containers? [3 marks]

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c. In an experiment, four nails 1, 2, 3 and4 are fixed with candle wax onto a metal bar and one end of the bar is heated by means of boiling water as shown in the diagram below

A, B, C, D are thermometers inserted in holes along the bar to measure the temperatures at the various points.
(i) What is the temperature of the boiling water?
(ii) State the observations that will be made about nails 1, 2, 3 and 4
(iii) State the observations that will be made about the temperatures recorded by thermometers A, B, C and D.
(iv) What mode of heat transfer is demonstrated in the experiment
(v) State one effect of heat that is associated with the experiment
(vi) State the aim of the experiment

d. In an experiment the following activities were carried out on two green leaves A and B.
Leaf A was from a plant placed in the sunlight for some time while leaf B was from a plant placed in a dark cupboard
for24 hours.

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Activity
I. Leaves dipped in boiling water for 1 minute
II. Leaves dipped in warm alcohol
III. Leaves washed in cold water
IV. Leaves dipped into iodine solution
After dipping in the iodine solution, it was observed that leaf A changed colour while leaf B did not change colour.
1. Explain why each of the activities I, II, III and IV was carried out
2. State the colour change of leaf A
3. Explain why leaf A changed colour but leaf B did not
4. Suggest an aim for the experiment