BECE Social Studies Questions For 2023 Candidates is one of the important subjects that candidates need to pass. Integrated Science is a core subject meanings you have to pass to stand a chance of progressing into the SHS

This is a 2023 BECE Integrated Science Mock With Full Answers from Ghana Education News for all BECE candidates. This is s paper for revision and can be used by schools as mock examination questions for candidates.

Likely 2023 BECE Integrated Science Questions With Full Answers

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Do not open this booklet until you are told to do so. While you are waiting, read and observe the following instructions carefully. Write your name and index number in ink in the spaces provided above.

This booklet consists of two papers; I and II. Answer Paper 2 which comes first in your answer booklet and Paper 1 on your Objective Test answer sheet. Paper 2 will last for 1 hr after which the answer booklet will be collected. Do not start the Paper until you are told to do so. Paper 1 will last 45 MINS .

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                                            Likely 2023 BECE Integrated Science Mock With Full Answers

INTEGRATED SCIENCE 2

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ESSAY [100 marks]

1 ¼ hours

This paper is in two sections: A and B. Answer Question 1 in section A and any other four questions in section B

Credit will be given for clarity of expression and orderly presentation of material.

SECTION A

[40 marks]

Answer all of Question 1

1. (a) The funnels in the diagram below contain equal amounts of different types of soils labelled K, L and M. Equal volumes of water were poured onto each soil at the same time and allowed to drain for 20 minutes.

Study the diagram and answer the questions that follow

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

Likely 2023 BECE Integrated Science Questions

(b)        The diagram below illustrates hazard symbols labelled I, II, III and IV.

Study the diagram carefully and answer the questions that follow.

• What does each of the symbols labelled I, II, III and IV represent?
• Name one substance each that is associated with:

(α)        I;

(β)        II;

(γ)        III.                                                                                                       [3 marks]

• Name a place where the hazard symbol labelled IV is often displayed [1 mark]
• Which of the symbol(s) is / are found on chemical containers? [3 marks]

The diagrams below are illustrations of devices used to do work easily

Study the diagrams and answer the questions that follow

• Give a general name for the devices. [1 mark]
• Identify each of the devices labelled A, B, C and [4 marks]
• Name the parts labelled I, II and III of device A when it is considered as a lever.

[3 marks]

• What does the arrow represent in the device labelled B? [1 mark]
• Name the type of work done with each of the devices labelled:

(α)        C;

(β)        D;                                                                                                        [2 marks]

(d)       The diagram below illustrates the digestive system in humans.

Study the diagram carefully and answer the questions that follow

• Name each of the parts labelled I, II, III, IV and V                         [5 marks]
• Name the part(s) of the digestive system where

(α)        digestion of food substances occur

(β)        digested food is absorbed into the bloodstream                                 [3 marks]

• Name the end-products of the digestion that is absorbed into the bloodstream

[3 marks]

PART II

[60 marks]

Answer four questions only from this section

2. (a) (i)      What is germination of seed?

(ii)     State two conditions necessary for the germination of seed.

(b)     State four methods used in identifying farm animals

(c)     Explain why it is easier to cut a piece of yam with a sharp knife than with a blunt knife

(d)     State three differences between a metal and a non-metal.

3. (a) (i)         What is technology?

(ii)        State two differences between science and technology.                                [4 marks]

(b)     Draw potassium atom and show the distribution of electrons in its shells.

[K = 19]                                                                                                                    [4 marks]

(c)     What energy transformations take place in each of the following activities?

(i)    Using a flashlight battery to produce light in a bulb.

(ii)   Using a microphone to address a gathering.                                                             [4 marks]

(d)     List three components of soil.                                                                                         [3 marks]

4. (a)         (i)         Explain the term electromagneti

(ii)        Given a nail, insulated wire, key (or switch) and a battery, show by means of a circuit                                diagram how the nail can be magnetized.

(b)        List three symptoms of malaria.

(c)        State three ways of keeping the environment clean.

(d)       Write down the names of the new substances formed when the following compounds react:                     (i)         Ammonia and dilute hydrochloric acid;

(ii)        Sodium hydroxide and dilute hydrochloric acid;

(iii)       Calcium carbonate and dilute             hydrochloric acid.

5. (a)        (i)         State the difference between an opaque object and a translucent objec

(ii)        Give one example each of an opaque and a translucent material.

(b)        (i)         What is the importance of seed dispersal?

(ii)        Name two types of fruits and state their mode of dispersal.

(c)        (i)         What is recycling?

(ii)        Give two advantages of recycling of materials

(iii)       List three recycled products in Ghana.

6. (a)        (i)         What is weather?

(ii)        State two differences between weather and season                                       [4 marks]

(b)        State the composition of each of the following alloys;

(i)         steel;

(ii)        stainless steel                                                                                                   [3 marks]

(c)        List four benefits of vegetables to humans                                                                [4 marks]

(d)       The diagram below is an illustration of life-cycle of a flowering plant.

Name each of the stages labelled I, II, III and IV                                                          [4 marks]

INTEGRATED SCIENCE 1
OBJECTIVE TEST
45 minutes

1. Which of the following is a liquid?
A. iron
B. mercury
C. brass
D. gold

2. Photosynthesis in plants requires chlorophyll, sunlight, water and
A. oxygen
B. carbon dioxide
C. steam
D. hydrogen

3. Why is it bad to throw faeces into rivers? Because
A. other people collect drinking water from them
B. it changes the colour of the river
C. it causes hardness of the water
D. the faeces cannot dissolve in the water

4. Steel is an alloy of
A. Iron and Carbon
B. Zinc and Copper
C. Tin and Copper
D. Iron and Zinc

5. Which of the following is not a communicable disease?
A. smallpox
B. chicken pox
C. influenza
D. pneumonia

6. A mixture of sugar and water can be separated by
A. filtration
B. evaporation
C. decantation
D. distillation

7. On the moon, there are large holes called
A. valleys
B. gullies
C. spurs
D. craters

8. The purpose of vaccination is to
A. replace poisoned tissues
B. kill disease-producing organisms in the body
C. increase the activity of white blood cells
D. induce the production of anti-bodies

9. Which of the following takes the shape of its container?
A. Chalk
B. Charcoal
C. Paper
D. Petrol

10. Which of the following substances reacts with ammonium chloride to produce ammonia gas?
A. Calcium hydroxide
B. Calcium chloride
C. Calcium carbonate
D. Calcium sulphate

11. The substance that sublimes when heated is
A. baking powder
B. camphor
C. common salt
D. sugar

Use the figure below to answer Questions 12 and 13

A rigid bar is balanced horizontally at a point by placing a rock on the bar as shown
12. Which of the parts labeled represents the pivot?
A.          P B.          Q C.          R D.          X

13. The effort is represented by
A.          P B.          Q C.          R D.          X

14. Gaps are left between railway lines to
A. prevent contraction
B. prevent rusting
C. allow for expansion
D. enable a train to stop

15. The structure which helps a fish to breathe under water is the
A. gill
B. air sac
C. operculum
D. mouth

16. Onions are planted by means of
A.bulbs
B.corms
C. suckers
D. rhizomes

17. The substance that enables green plants to trap sunlight for the manufacture of food is
A. chlorophyll
B. chloroplast
C. phloem
D. xylem

18. Which of these organs in humans releases carbon dioxide as a waste product?
A. Kidney
B. Liver
C. Lung
D. Skin

19. Exchange of gases takes place in the respiratory system through the
A. Bronchi
B. Lungs
C.nostrils
D. trachea

20. The taste of water changes when it is boiled because
A. heat is absorbed during boiling
B. evaporation takes place during boiling
C. air is lost during boiling
D. steam is produced during boiling

21. Boiling and chlorination are used in water purification to
A. kill germs
B. help suspended particles to settle
C. remove suspended particles
D. remove hardness of the water

22. An example of intensive system of poultry keeping is the
A. deep litter system
B. fold unit system
C. free range system
D. Free-running system

23. During drought, some plants dry out because of high
I. atmospheric temperature
II. humidity
III. rate of evaporation

Which of the statements above is/are correct?
A. III only
B. I and II only
C. I and III only
D. I, II and III

24. The practice of starting new organization in response to identified opportunities is termed
A. agribusiness
B. business enterprise
C. entrepreneurship
D. management

25. One advantage of friction is that it
A. enables cutting tools to be sharpened
B. increases the efficiency of machines
C. produces a lot of heat in machines
D. wears off the soles of shoes

26. An example of a disease vector is
A. earthworm
B. liver fluke
C. tapeworm
D. tick

27. An example of a derived quantity is
A. length
B. mass
C. time
D. velocity

28. In electronic circuits, LEDs are used to indicate the absence or presence of
A. emitter and collector
B. electric current
C. p-n junction
D. voltage source.

29. The organelle which occupies the largest portion of a plant cell is the
A. chloroplast.
B. mitochondrion.
C. nucleus.
D. vacuole.

30. Which of the following factors contribute to early parenthood?
I. Illiteracy
II. Poverty
III. Peer pressure
IV. Lack of parental care

A. I and II only
B. II and III only
C. III and IV only
D. I, II, III and IV

31. Plants lose water through a process called
A. photosynthesis
B. fertilization
C. transpiration
D. respiration

32. The process by which living things increase in number is referred to as
A. growth
B. development
C. reproduction
D. multiplication

33. Regular brushing of teeth is primarily done in order to
A. keep the mouth fresh
B. clear away food particles from the teeth
C. remove bad smell in the mouth
D. kill bacteria in the mouth

34. Friction is defined as a force which
A. accompanies motion
B. acts against motion
C. causes motion
D. makes motion easy

35. Which of the following organisms causes malaria?
A. Tsetsefly
B. Fungi
C. Virus
D. Plasmodium

36. The outer ear is also referred to as
A. cochlea
B. tympanum
C. pinna
D. incus

37. Trees in desert regions have thick barks which enables them to
A. prevent heat loss
B. absorb more light
C. prevent water loss
D. absorb more water

Likely 2023 BECE Integrated Science Mock With Full Answers

38. By the end of digestion, lean meat is turned into
A. amino acids
B. fatty acids
C. glycerol
D. glucose

Likely 2023 BECE Integrated Science Questions
39. Which of the following diseases affects the lungs?
A. Cholera
B. Measles
C. Tetanus
D. Tuberculosis

40. Which of the following structures regulate the amount of light that enters the eye?
A. Choroid
B. Cornea
C. Iris
D. Lens

INTEGRATED SCIENCE 1
OBJECTIVE TEST
ANSWERS

Likely 2023 BECE Integrated Science Questions
1. B mercury
2. B carbon dioxide
3. A other people collect drinking water from them
4. A Iron and Carbon
5. D pneumonia
6. B evaporation
7. D craters
8. D reduce the production of anti-bodies
9. D Petrol
10. A Calcium hydroxide
11. B camphor
12. B Q
13. A P
14. C allow for expansion
15. A gill
16. A bulbs
17. A chlorophyll
18. C lungs
19. B lungs
20. C air is lost during boiling
21. A kill germs

Likely 2023 BECE Integrated Science Questions

INTEGRATED SCIENCE 2

ESSAY

ANSWERS

1. (a)       (i)         The aim of the experiment                                                                              [2 marks]

To determine the drainage ability / water-holding capacity of the soils

(ii)        Soil with the highest rate of drainage                                                             [1 mark]

Soil K

(iii)       Soil with the highest water retention capacity                                                [1 mark]

Soil M

(iv)       The soil most likely to lose water and dry faster after rainfall                       [1 mark]

Soil K

(v)        The soil most likely to be waterlogged after rainfall                                      [1 mark]

Soil M

(vi)       Which of the soil types would be suitable for maize cultivation?                  [1 mark]

Soil L

(b)        (i)         What each of the symbols labelled I, II, III and IV represent

I           –           Danger

II         –           Corrosive

III        –           Highly inflammable / highly flammable

IV        –           No naked flame

(ii)        One substance each that is associated with:

(α)        I;          DDT, Hydrogen cyanide, Salicylic acid

(β)        II;        Concentrated Inorganic acids, such as HCl, H₂SO4, HNO₃,

Concentrated inorganic bases, such as NaOH, KOH, Ca(OH)₂

Household bleach

(γ)        III.       Petrol, Kerosene, LPG, Perfume, Insecticides, Alcohol                                                                                                                                             [3 marks]

Likely 2023 BECE Integrated Science Mock With Full Answers

(iii)       A place where the hazard symbol labelled IV is often displayed                  [1 mark]

Gas Filling stations, Storage places of combustible substances

(iv)       Symbol(s) found on chemical containers                                                        [3 marks]

I, II and III

(c)        (i)         General name for the devices.                                                                                    [1 mark]

Simple machines

(ii)        Identification of each of the devices labelled A, B, C and D.                      [4 marks]

A         –           Wheel barrow

B         –           Inclined plane

C         –           Pulley

D         –           Gear

(iii)       The parts labelled I, II and III of device A when it is considered as a lever.

[3 marks]

I           –           Effort

II         –           Load

III        –           Pivot

(iv)       What the arrow represents in the device labelled B                           [1 mark]

Direction of effort / effort distance

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(v)        The type of work done with each of the devices labelled:

(α)        C;        Lifting objects

(β)        D;        moving a vehicle or parts of an engine efficiently

[2 marks]

Likely 2023 BECE Integrated Science Mock With Full Answers

(d)       (i)         Names of the parts labelled I, II, III, IV and V                                             [5 marks]

I           –           Stomach

II         –           Small intestines

III        –           Large intestines

IV        –           Rectum

V         –           Oesophagus / gullet

(ii)        The part(s) of the digestive system where

(α)        digestion of food substances occur

I and II

(β)        digested food is absorbed into the bloodstream                                 [3 marks]

II

(iii)       The end-products of the digestion that is absorbed into the bloodstream

[3 marks]

Amino acids, glucose, fatty acids and glycerol

2. (a) (i)      What is germination of seed?

The process by which a viable seed grows/develops into a seedling.

(ii)     State two conditions necessary for the germination of seed.

• Presence of air
• Presence of water
• Viable seed
• Optimum temperature

(b)     State four methods used in identifying farm animals

Tagging, tattooing, branding, tonging, ear notching

(c)     Explain why it is easier to cut a piece of yam with a sharp knife than with a blunt knife

The cutting edge of a sharp knife has very small surface area so requires smaller force to yield the pressure needed to cut the yam –  making cutting easy, but the cutting edge of a blunt knife has a relatively larger surface area so it needs a larger force to yield the pressure needed to cut the yam.

(d)     State three differences between a metal and a non-metal.

Likely 2023 BECE Integrated Science Questions

Likely 2023 BECE Integrated Science Mock With Full Answers

3. (a) (i)         What is technology?

The use of scientific knowledge to solve problems in everyday life

Or

The application of scientific knowledge and methods to make life / work easier, faster and more comfortable

Or

The study, development, and application of devices, machines, and techniques for manufacturing and productive processes

(ii)     State two differences between science and technology.                            [4 marks]

Likely 2023 BECE Integrated Science Mock With Full Answers

(b)     Draw potassium atom and show the distribution of electrons in its shells.

[K = 19]                                                                                                               [4 marks]

(c)     What energy transformations take place in each of the following activities?

(i)    Using a flashlight battery to produce light in a bulb.

Chemical energy → Electrical energy → Light energy and heat

(ii)   Using a microphone to address a gathering.                                     [4 marks]

Electrical energy→ Sound energy

(d)     List three components of soil.                                                                             [3 marks]

• Mineral matter / rock particles,
• organic matter/humus,
• water,
• air,
• micro-organisms

Likely 2023 BECE Integrated Science Questions

4. (a)       (i)         Electromagnetism

Magnetism produced by an electric current

or:

The process of making a magnet using an electric current

(ii)        Diagram showing how nail can be magnetized

(b)       Symptoms of malaria

• fever
• body pains
• feeling cold or hot
• headache
• nausea
• lack of appetite [any three]

(c)        Ways of keeping the environment clean

• Clearing choked gutters
• Clearing weedy areas
• Burying empty cans
• Covering rubbish bins
• Sweeping dirty areas
• Scrubbing toilets and bathrooms

            (D)       New Substance Formed

(i)      Ammonia (NH3) and dilute hydrochloric acid (HCl);

NEW SUBSTANCE: Ammonium chloride (NH4Cl)

(ii)       Sodium hydroxide (NaOH) and dilute hydrochloric acid (HCl);

NEW SUBSTANCE: Sodium chloride (NaCl) and water (H2O)

(iii)      Calcium carbonate (CaCO3) and dilute hydrochloric acid (HCl).

NEW SUBSTANCE: Calcium chloride (CaCl2), Carbon dioxide (CO2) and water                           (H2O)

5. (a) (i)         An opaque object does not allow light to pass through, whereas

A translucent object allows some amount of light to pass through diffusely.

 (ii)       Opaque           – wooden or metallic materials, mirror, the earth, mammals, etc

Translucent    – fabric, lightly-coloured water, oily spot on paper, frosted glass, etc

(b)       (i)         Importance of seed dispersal

• Enables plants to grow in other areas;

• Prevents the over-crowding of plants in one area

• Helps to reduce the rapid spread of plant diseases

• Prevents competition for soil nutrients among plants

(ii)        FRUIT                                                           MODE OF DISPERSAL

Tridax, silk cotton,                              –           Wind

Cowpea, Crotalaria, Balsam               –           Explosive Mechanism

Coconut,                                             –           Water

Orange, Guava, Tomatoes, Maize      –           Animals (man and others)

(c)        (i)         Recycling        –           The process of converting waste materials into new useful                                                             products

(ii)        Advantages of recycling

• Employment / income generation for people

• Pollution of the environment by waste materials is reduced

• Reduction of resources for production

• Saving of money that would have been used for controlling waste

• Generation of energy for increased production [any two]

(iii)       Recycled products in Ghana

Paper, biogas, polythene materials, rubber, particle boards, iron rods, etc.  [any three]

6. (a)       (i)         What is weather?

The atmospheric condition of a place at a particular time.

or

The state of the atmosphere at a particular place and time

or

The condition of the atmosphere of a place over a short period of time

(ii)   State two differences between weather and season                                       [4 marks]

(b)     State the composition of each of the following alloys;

(i)    steel;

iron and carbon

(ii)   stainless steel                                                                                                   [3 marks]

iron, carbon and chromium

(c)     List four benefits of vegetables to humans                                                            [4 marks]

Provide mineral salts, which supports metabolic activities for proper functioning of the body

Provide vitamins for protection against diseases

Provide dietary fibre for easy bowel movement

Provide antioxidants, which fights stress and strengthen immune system

Makes our food tastier / more enjoyable

(d)     Name each of the stages labelled I, II, III and IV                                                [4 marks]

1. –          Pollination
2. –       Fertilization

• –    Dispersion / dispersal

1. –   Germination

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