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The document contains a series of multiple-choice questions and theory prompts related to various subjects including technical drawing, physics, biology, and environmental science. It covers topics such as the properties of materials, energy sources, pollution, and maintenance types. Additionally, it includes definitions and factors affecting growth and development.

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0% found this document useful (0 votes)
22 views5 pages

js3 Mock

The document contains a series of multiple-choice questions and theory prompts related to various subjects including technical drawing, physics, biology, and environmental science. It covers topics such as the properties of materials, energy sources, pollution, and maintenance types. Additionally, it includes definitions and factors affecting growth and development.

Uploaded by

ozumbainnocent3
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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1. Which of the following instruments is used for setting sheet on the drawing board?

A) Steel rule B)
Tee square C) Divider D) Set square

2. A trapezium is also known as ____ A) Sphere B) Triangle C) Quadrilateral D) Polygon

3. The instrument used by surveyor in establishing the levelness of a building site is known as _____ A)
Try square B) Spirit level C) Theodolite D) Dumpy level

4. Reading of building plan means _____ A) construction of building B) Rendering of the building C)
Identification and Interpreting building parts D) Labelling the building

5. A quadrilateral with all sides equal but no right angle is called _____ A) Rhombus B) Square C)
Rectangle D) Cube

6. Which of the following is not a quadrilateral? A) Trapezium B) Rectangle C) Triangle D) Parallelogram

7. The initial attention given to an accident victim before the arrival of the doctor is known as _____ A)
First aid attention B) Precautionary attention C) Safety precautionbD) Emergency precaution

8. The basic function of a thermostat in an electric fan is to ____ A) Control the noise B) Regulate the
speed C) switch on/off the fan when necessary due to room temperature D) Control the temperature

9. _____ is used to convert sound energy to electrical energy A) Loud speaker B) Microphone C) Radio
receiver D) Radio transmitter

10. _____ is used to convert electrical energy to sound energy A) Loud speaker B) Microphone C) Radio
transmitter D) Radio receiver

11. The electricity at high voltage is referred to as ____ A) high flow current B) high tension supply C)
low tension supply D) low flow current

12. ______ is the change of a liquid state to solid state and to gas state A) Sublimation B) Freezing C)
Melting D) Evaporation

13. The substances that evaporate quickly are called _____ A) volatile substances B) non-volatile
substances C) refrigerant substances D) freon substances

14. Refrigerator can be maintained in the following ways EXCEPT ____ A) defrosting regularly B) putting
hot food for cooling C) keeping the door firmly closed D) arranging food items properly for air circulation

15. The following are the properties of refrigerant EXCEPT ____ A) volatile B) highly corrosive C) non
corrosive D) low boiling point

16. _____ is the extraction of heat from the food items to be refrigerated A) Refrigeration B)
Evaporation C) Condensation D) Freezer
17. A form of energy that can produce light, heat, and power for machines is known as _____ A)
electricity B) sound energynC) kinetic energy D) mechanical energy

18. The S.I unit of current is ____ A) Ampere B) Volts C) meter per seconds D) Ohms

19. The following are the mechanisms that make use of electric motors for their operations EXCEPT ____
A) Loud speaker B) Blender C) Grinder D) Refrigerator

20. The process of uprooting all the roots of the trees from the ground completely is called _______ A)
Grubbing B) Rooting C) Leveling D) Excavation

21. Which of these is a technology related career? A) Civil Engineering B) Law C) Accountancy D) Political
Science

22. Which of these is not a typical maintenance? A) Predictive B) Corrective C) Replacement D)


Preventive

23. Alloy is a metal that A) has mixture of tin or more metals B) is non magnetic C) is magnetic D) has
iron content

24. The two types of plastic are A) thermoplastic and thermoset B) latex and polythene C) polyesther
and polyplastic D) polyplastic and thermoset

25. Which of the following furnaces produces ‘pig iron’? A) Open heart furnace B) Electric arc furnace C)
Blast furnace D) Bessemer converter

26. Which of the following is NOT a reason for drying wood? A) It makes wood more stable B) It makes
wood to increase in weight C) It makes wood to be durable D) It makes wood to be stronger

27. Natural rubber is made from a milky liquid called A) Solution B) Electrolyte C) Plasticine D) Latex

28. The type of drawing which shows the plan, front and side view is known as A) oblique drawing B)
freehand drawing C) orthographic projection D) isometric drawing

29. The two types of electrical currents are A) Natural and Artificial B) Direct and Alternating C) Hydro
and Coal power D) Direct and Indirect

30. The process of splitting logs of wood into marketable sizes is called A) Conversion B) Nailing C)
Cutting D) Plane

31. The combining power of the atoms of any element is known as _______. (a) valency (b) chemical (c)
formulae (d) symbol.

32. One of the following is not a reflex action. (a) walking (b) eye blink (c) heart beat (d) sneezing

33. The release of unwanted substances into the atmosphere is called __(a) air pollution (b) excretion (c)
soil pollution (d) tree pollution
34. The unit of force is __ A. Newton B. Nucleus. C. Neuron. D. Kg

35. The following are the main sources of energy except __ A. Light. B. Natural sources. C. Manufacture.
D. Petroleum products ___ is not a part of soil profile. A. Air. B. Water. C. Sand. D. Minerals

36. Which of the following is natural drug. A. Rubb. B. Panadol. C. Paracetamol. D. Tobacco.

37. Which of the following is an example of non-ferrous metal. A. Steel. A stainless steel. C. Copper . D.
Magnet

38. The following are effects of air pollution except. A. Air borne diseases. B. Smog. C. Cloud. D.
Asthmatic attack

39. Which of the following is a drug control agency A. CAC. B. NAFDAC. D. Police. D. NDDC

40. HIV is can be transmitted in the following ways except A. Mother to child through breastfeeding. B.
Mosquito bites. C. Blood transfusion. D. Sharing of needles and syringes

41. One of the adaptive features of aquatic animals is the possession of ___ A. Lungs. B. Wings. C . Gills.
D. Feathers

42. Animals that live both on land and water are called __ A. Parasite. B. Prey. C. Amphibians. D.
Mammals

43. One of these is malleable. A. Ceramics. B. Iron. C. Carbon. D. Plastics

44. The process by which an ovum is released for fertilization is known as __ A. Fertilization. B.
Menstruation. C. Ovulation. D. Period

45. One of the following is a cash crop. A. Yam. B. Rice. C. MaizCottone. D.

46. One of the following is not a danger of teenage pregnancy. A. Cessation of education. B. Literacy C.
death. D. Stigmatization.

47. Which of the following is a set of magnetic materials? A. glass, steel, oil wood B. plastic, copper,
nickel, wool C. iron, steel, cobalt, aluminum D. iron, steel, cobalt, nickel

48. What is the region around a magnet where its magnetic force can be felt called? A. An
electromagnet B. a magnetic field C. a magnetic crop D. a compass

49. Where is the magnetic field of the earth strongest? A. At the poles B. at the magnetic north pole only
C. at the magnetic south pole only D. at the equator

50. What happens when the south poles of two magnets are brought together? A. Nothing B. They
attract each other C. They repel each other D. An electromagnet is formed
51. Which statement describes the magnetic field lines of a bar magnet? A. They are further apart at the
poles B. They are close together in the middle C. They are further apart near the magnet D. they are
close together at the poles

52. What is the Earth magnetic field used for? A. Fridge magnets B. navigation C. electric bells D.
scrap yards

53. What happens to the energy supplied by a battery in a circuit? A. It is destroyed B. it is transformed
into other types of energy C. it stays as electrical energy because it can’t be transformed D. it creates
more energy

54. A bulb in an electric current transforms electrical energy into which other types of energy? A. Light
and heat B. heat and sound C. light only D. sound and kinetic

55. ________ is transmitted through the air to our ears. A. Light B. Sound C. Breeze D. noise

56. The outer ear is called ________. A. eardrum B. auditory meatus C. pinna D. canal

57. Radioactive elements are _______ of atoms of elements. A. isotopy B. isotopes C. covalent
D. ionic

58. The revolution of the moon round the earth causes _________. A. day B. mouth C. season D.
year

59. Some sounding instruments includes all except _________. A. hard sticks B. talking drum C. whistle
D. toothpaste

60. Like poles ________ and unlike poles attract. A. contract B. repel C. dismantle D. disengage

THEORY

1a. Define energy 1b). State four sources of energy

2a. Define growth 2b). State four factors affecting growth and development 2c). State any two stages in
the development of humans

3a. Define pollution 3b). State three types of pollution and give three effects of pollution

4a. Define technical drawing (4b) list 10 instruments and materials used for technical drawing (4c)
differentiate between drawing instruments and drawing materials

5. State five parts of an electric pressing iron.

6a. List three types of maintenance (6b) explain any two types of the maintenance listed in (6a) above

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