2023 Integrated Science WASSCE Questions
Here are some likely Integrated Science WASSCE questions and answers for 2023 candidates. The paper will be written on Monday, 18th September, 2023.
- What is a transistor?
- Explain how a transistor behaves as a switch.
- Explain the term poultry.
- State four reasons for keeping poultry.
- Explain the following terms: Population, Species.
- What are x-rays?
- State two dangers associated with over exposure to x-rays.
- Distinguish between grafting and budding.
- Give five reasons for grafting and budding
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10. What are secondary colours of light?
11. State the principle of conservation of energy.
12. Name the energy transformations that occurs in each of the following devices.
@.A moving motor.
B. A television set in operation
Y. Red and blue
13. Name the colour that results from the combination of each of the following pairs of colour of light;.
@red and green.
B. Blue and green.
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14. Differentiate between bone and cartilage.
15. Name the parts of human body where cartilage are found.
16. Define the mole of a substance.
17. Explain the term deep litter system as used in poultry.
18. Give three advantages of the deep litter system
19. State two effects of friction on machines.
20. Explain briefly how lubricants reduce friction in machines.
21. State one pollutant from each of the following sources:
i. exhaust fumes of motor cars
ii. aerosol spray.
22. State three ways by which global warming could be reduced
23. Explain the following terms as applied to sound waves:
(I) frequency;
(ii) loudness;
(iii) pitch.
24. What is crop rotation?
(ii) state two advantages of crop rotation.
25. List three kingdoms used in the classification Of living things.
26. state two reasons for classification of living things.
27. Explain briefly how each of the following processes occurs:
(I) melting of a solid;
(ii) condensation of a gas.
