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This is for BECE Candidates looking for NECO BECE 2025 Questions and Answers Basic Science and Technology, as they call it. But this is Basic Education Certificate Examination by the National Examination Council (NECO) for JSS3 candidates. The Basic Science and Technology paper is compulsory for all candidates regardless of their school. So, here you will get genuine NECO BECE 2025 Questions and Answers for Basic Science and Technology. Your duty now is to read through them as many times as possible and get ready to smash your paper. Don’t forget to join our Free Online BECE Tutorials on Facebook. (Like and Follow Page)
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What are NECO BECE 2025 Questions and Answers Basic Science and Technology?
NECO BECE 2025 Questions and Answers Basic Science and Technology are the questions you should expect in your Basic Science and Technology paper in 2025 BECE, together with their answers.
It is very important that every candidate preparing to sit for in the forthcoming 2025 BECE examinations should catch a glimpse of these questions.
In so doing, they will know what to expect in the exam hall. Knowing exactly what to expect will boost their confidence and guarantee them a very high score.
Note that the Basic Science and Technology Paper comprises of
- Basic Science
- Physical and Health Education
- Basic Technology
- Computer studies
NECO BECE 2025 Basic Science and Technology Questions and Answers Revealed!
On this page, we shall reveal NECO BECE 2025 Questions and Answers for all candidates taking the Basic Science and Technology paper.
How lucky you are to stumble upon this important page!
The questions are genuine and the answers are accurate, and all are a product of our passion to see you excel in your BECE and proceed to Senior Secondary School.
In the following sections, you will read the Basic Science and Technology questions you are to expect in your 2025 NECO BECE exam as well as their answers. You can use the comments section if you still need clarification over some of the questions. We will give you a more detailed explanation.
PAPER 1: BASIC SCIENCE & PHYSICAL AND HEALTH EDUCATION
BASIC SCIENCE
1. Egg white is a source of
A. carbohydrate B. fat
C. mineral D. protein
E. vitamin
2. The air pollutant produced by an incomplete combustion of fuel is
A. carbon (II) oxide B. carbon (IV) oxide
C. hydrogen peroxide D. hydrogen sulphide
E. sulphur (II) oxide
3. Which of the following measures is not used to control pollution?
A. Conservative use of chemicals
B. Indiscriminate waste disposal
C. Proper legislation
D. Proper sewage disposal
E. Recycling of waste materials
4. Animals that live both on land and in water are known as
A. amphibians B. aves
C. mammals D. pisces
E. reptiles
5. The respiratory organ in plants is
A. bud B. root
C. shoot D. stem
E. stomata
6. An example of omnivore is
A. cattle B. dog
C. goat D. horse
E sheep
7. Which of the following non-metals is used in respiration?
A. Carbon B. Chlorine
C. Fluorine D. Nitrogen
E. Oxygen
8. The unit of power is
A. joule B. kilogram
C. metre D. second
E. watt
9. The diagram below represents various positions of a swinging pendulum bob.
At what position is the kinetic energy of the bob at maximum?
A. i B. ii
C. iii D. iv
E. V
10. What is the work done by gravity in joules, when a boy drops a stone of mass 22 kg from a height of 12 m? [g = 10 ms-2]
A. 18.33 B. 26.40
C. 44.00 D. 142.00
E. 2640.00
11. The earth rotates about its axis through the poles
A. North and East
B. North and South
C. North and West
D. South and East
E. South and West
Use the diagram below to answer questions 12 and 13.
12. The organism represented above belongs to which group of animals?
A. Amphibian B. Arboreal
C. Aves D. Pisces
E. Reptilian
13. The part that enables the organism to swim is
A. i B. ii C. iii
D. iv E. v
14. An example of moderately hazardous chemical is
A. hydrogen sulphide
B. mercury vapour
C. methylated spirit
D. potassium hydroxide
E. sodium hydroxide
15. The following are examples of matter except
A. on B. light
C. sand D. table
E. torch
16. A body of mass 60 g moves with a velocity of 13 m/s. Calculate its kinetic energy in joules.
A. 4.62 B. 5.07
C. 47.00 D. 73.00
E. 780.00
17. Calculate the mass in grammes of a ball at a height 6 m above the ground with a potential energy of 80 J. [g=10ms-2]
A. 0.75 B. 1.33 C. 20.00
D. 96.00 E. 140.00
18. The change of state from liquid to gas at any temperature is known as
A. boiling B. condensation
C. evaporation D. freezing
E. vaporization
19. The heat transfer from a source of fire to a person nearby is
A. conduction B. convection
C. evaporation D. radiation
E. vaporization
20. The constituents of crude oil are separated by the process of
A. chromatography
B. crystallization
C. destructive distillation
D. fractional distillation
E. sedimentation
21. The first scientific study of heredity was carried out by
A. Charles Darwin
B. Francis Galton
C. Gregory Mendel
D. James Watson
E. Michael T. Gabbett
22. The conversion of grassland into arid land is known as
A. afforestation B. agroforestry
C. deforestation D. degradation
E. desertification
23. The following are government policies aimed at controlling drought and desertification except
A National Agricultural Policy
B. National Conservative policy
C. National Energy Policy
D. National Policy on Education
E. National Policy on Environment
24. Which of the following is a sedative drug?
A. Amphetamine B. Aspirin
C. Barbiturate D. Cocaine
E. Marijuana
25. Lemon grass is an example of
A. cash crop B. food crop
C. medicinal plant D. oil plant
E. root crop
26. The bending of light as it passes from one transparent substance into another is
A. dispersion B. diversion
C. illumination D. reflection
E. refraction
27. The ends of a magnet where its strength appears to be greatest are called
A. fields B. fluxes C. forces
D. lines E. poles
28. The electrical symbol below is represents a
A. cell B. fuse C. resistor
D. rheostat E. switch
29. What disease is caused by long time exposure of the body to radioactive elements?
A. Cancer B. Diabetes
C. Meningitis D. Typhoid
E. Ulcer
30. Skill acquisition is important because it
A. aids internet fraud
B. consumes energy
C. discourages empowerment
D. increases dependence on government
E. produce manpower need of the society
PHYSICAL AND HEALTH EDUCATION
31. The pythian games were held to honour the god of
A. Aphrodite B. Apollo
C. Hera D. Poseidon
E. Zeus
32. Which of the following is an objective of recreational activities? To
A. choose more preferred games
B. eliminate boredom and reduce tension
C. know the health status of individuals
D. prepare athletics for competition
E. study body types and skills
33. Which of the following is an outdoor recreational activity?
A. Chess B. Cycling
C. Draught D. Monopoly
E. Scrabble
34. A gymnast is a person who
A. can perform track activities
B. perform stunts, rope and chair exercise
C. perform warm-up exercise before an activity
D. specialises in different games
E. specialises in physical education
35. Suffocation due to the presence of water in the lungs is
A. asphyxia B. drowning
C. fainting D. haemorrhage
E. shock
36. When did Nigeria first participated in the Olympic Games?
A. 1950 B. 1952
C. 1954 D. 1956
E. 1958
37. The ability of an individual to control and adjust his mood is fitness
A. emotional B. mental
C. physical D. social
E. total
38. What is the distance between the take off board and landing pit in long jump?
A. 1.0 m B. 1.5 m
C. 2.0 m D. 2.5 m
E. 3.0 m
39. The abnormal in body fat as a result of excessive consumption of food and drinks is
A. cancer B. diabetes
C. kwashiorkor D. marascus
E. obesity
40. Which of the following is not a component of physical fitness?
A. Balance B. Coordination
C. Power D. Speed
E. Weight
41. Which of the following is a skill in Hockey game?
A. Flick B. Kick
C. Service D. Smash
E. Volleying
42. The nutrient needed for the proper development of children’s bones is
A. calcium B. iodine
C. iron D. potassium
E. sodium
43. The standard weight of men’s Javelin is
A. 500 g B. 600 g
C. 700 g D. 800 g
E. 900 g
44. Which of the following exercises is for muscular endurance?
A. Hand grip B. Static balance
C. Static push D. Truck extension
E. Weight lifting
45. Which of the following skills in Volleyball has the dink?
A. Blocking B. Passing
C. Serving D. Setting
E. Spiking
46. Which of the following contains more vitamin C?
A. Beans B. Grape
C. Groundnuts D. Rice
E. Wheat
47. A programme designed to acquire attitude, knowledge and habits to improve wellbeing describes education
A. adapted B. drug
C. health D. physical
E. safety
48. Recreational activities engaged in voluntarily for fun and enjoyment are carried out at time
A. leisure B. lesson
C. lunch D. rest
E. worship
49. In performing forward roll, you will start in a position
A. lying B. rolling
C. sitting D. squatting
E. standing
50. Which of the following is not a determinant of health?
A. Education B. Environment
C. Gender D. Heredity
E. Lifestyle
51. Which of the following skills is used to halt a ball in hockey game?
A. Dribbling B. Fielding
C. Flicking D. Gripping
E. Hitting
52. An individual who uses specific exercises for body development is a/an
A. anthropologist B. nutritionist
C. physiologist D. physiotherapist
E. psychologist
53. Which of the following is a stunt activity?
A. Backward roll B. Cat spring
C. Caterpillar walk D. Cock-fighting
E. Duck walk
54. The act of putting the ball into play after it has gone out through the sideline in a football game is
A. dribbling B. goal-kick
C. heading D. shooting
E. thrown-in
55. The major function of carbohydrates in the body is to
A. conserve heat B. increase blood
C. maintain the eyes D. produce energy
E. repair the body
56. Hop, step and jump describe
A. high jump B. long jump
C. pole vault D. shot put
E. triple jump
57. The capacity to apply muscular force against a resistance is
A. agility B. endurance
C. flexibility D. speed
E. strength
58. When a pointed object makes a deep hole in the body tissue, it is wound
A. abrasion B. confused
C. incised D. lacerated
E. punctured
59. A game of volleyball is won on points
A. 21 B. 22
C. 23 D. 24
E. 25
60. Which of the following countries won the 2024 African cup of Nation?
A. Cameroon B. Ghana
C. Ivory Coast D. Nigeria
E. South Africa
PAPER 2: BASIC TECHNOLOGY AND COMPUTER STUDIES
BASIC TECHNOLOGY
1. The right end view of the orthographic projection below is
2. From the drawing below, if X = 45° and Y = 45°; the angles are said to be
A. acute B. complementary
C. obtuse D. reflex
E. supplementary
3. Which of the axes below is oblique?
4. Which of the following drawing instruments is used for transferring measurement?
A. French curves
B. Pair of compasses
C. Pair of dividers
D. Set square
F. Tee square
5. Which of the following scales will produce the largest view of an object?
A. 1:1 B. 2:1
C. 3:4 D. 5:2
E. 7:3
6. The tee square is a drawing instrument used for
A. bisecting lines
B. constructing circles
C. drawing arcs
D. drawing horizontal lines
E. measuring angles
7. The axes of isometric projection should be at
A. 30° B. 45°
C. 60° D. 90°
E. 120°
8. A quadrilateral that has four equal sides at right angles to each other is
A. deltoid B. parallelogram
C. rectangle D. rhombus
E. square
9. In board practice, tee square can be used in conjunction with set square to draw line
A. curve B. horizontal
C. receding D. vertical
E. wavy
10. The removal of plants and unwanted materials on site is
A. clearance B. digging
C. excavation D. profiling
E. trenching
11. The roof type shown below is
A. butterfly B. gable
C. hip D. lean-to
E. pitch
12. Projects to be mass produced must be accompanied with the following except
A. cutting list
B. materials
C. orthographic views
D. preliminary sketches
E. prototype
13. Paper is made from wood
A. bark B. grains
C. log D. pulp
E. shavings
14. The machine used in cutting timber across the grain is
A. band saw B. circular saw
C. surfacer D. thicknesser
E. wood lathe
15. Which of the following is a property of wood?
A. Brittleness B. Ductility
C. Elasticity D. Malleability
E. Rigidity
16. Which of the following equipment is classified as an impelling tool?
A. G-clamp B. Hack saw
C. Hammer D. Hand plane
E. Spoke shave
17. The method of reducing moisture content in wood is
A. carving B. conversion
C. felling D. preservation
E. seasoning
18. The complete angle of rotation of a machine gear is
A. 90° B. 120°
C. 180° D. 240°
E. 360°
19. Simple maintenance carried out on a television is
A. adjustment B. dusting
C. greasing D. oiling
E. polishing
20. Which of the following equipment is non-hydraulically operated device?
A. Bicycle pump B. Bulldozer
C. Car brake D. Car jack
E. Fork lift
21. What is the main function of a Global Positioning System device? To
A. capture photographs
B. check update of the device operating system
C. play music
D. provide direction and users location
E. send text messages
22. The first action to be taken in a case of severe bleeding is to
A. apply pressure with clean cloth
B. cover surface with clean cloth
C. give the victim oxygen
D. give the victim water
E. place the victim in recovery position
23. The equipment used to protect the head against injury in a workshop is
A. gloves B. goggles
C. helmet D. mask
E. overall
24. Which of the following materials is usually placed in a first aid box?
A. Plaster B. Scanner
C. Stethoscope D. Syringe
E. Thermometer
25. Metal stiffness is also known as
A. conductivity B. ductility
C. elasticity D. malleability
E. rigidity
26. The metalwork operation that is not required for making metal stools is
A. bending B. folding
C. joining D. knurling
E. shearing
27. The part labelled X in the diagram below represents
A. chain B. gear
C. pinion D. pulley
E. sprocket
28. The purpose of resin flux in soldering operation is to
A. clean the metal surface
B. enable the metal joint to melt
C. improve joints contact
D. improve mechanical strength
E. stop the flow of molten solder
29. The cutting part of a drill bit is
A. flank B. flute
C. land D. lip
E. tang
30. Cutleries are usually made of
A. cast iron B. copper
C. duralumin D. mild steel
E. stainless steel
COMPUTER STUDIES
31. Which of the following is an ICT based gadget?
A. Blender B. Compact disk
C. Slide rule D. Smartphone
E. Transistor
32. Computers can be classified based on the following except
A. generation B. purpose
C. shape D. size
E. type
33. The interface that connects external devices to a system unit is
A. bracket B. goes around
C. port D. slot
E. socket
34. A set of data stored in a table in database is
A. character B. field
C. file D. key
E. record
35. Which of the following storage devices is very slow in operation?
A. Cache B. Flash drive
C. Floppy disk D. Hard disk
E. Register
36. Monitor is used to display copy of a document
A. hard B. printed
C. selected D. soft
E. zipped
37. A modern method of information transmission is by
A. beating drum B. letter writing
C. satellite D. town crying
Ε. whistling
38. Which of the following is a temporary storage location?
A. Flash drive B. Hard disk
C. Optical disc D. Random Access Memory
E. Read Only Memory
39. The position indicator on a computer screen where a user can enter text is
A. arrow B. bar
C. cursor D. icon
E. logo
40. What is the safest way to open an e-mail attachment from an unknown sender?
A. Confirm the contents before opening
B. Download and scan with an antivirus software
C. Forward to a friend to open it
D. Ignore the email and delete it unopened
E. Open it directly in recipient’s email
41. The abbreviation PDA stands for
A. Personal Digital Assistance
B. Personal Digital Assistant
C. Personnel Digital Administrator
D. Program Device Application
E. Program Digital Asset
42. Which of the following is a logical operator in BASIC programming language?
A. + B. –
C. / D. *
E. <
43. BASIC falls under which category of programming language?
A. Assembly B. High level
C. Low level D. Machine
E. Object oriented
44. The first machine that was run by a program is
A. Babbage’s Difference Engine
B. Burroughs Machine
C. Electronic Numerical Integrator and Calculator
D. Jacquard’s Loom
E. Universal Automatic Computer
45. The function key on the keyboard that opens “Save As” dialog box in Microsoft Word is
A. F12 B. F10
C. F8 D. F4
E. F1
46. To save an existing document with a different file name,
A. click “Save As” on the file menu
B. click “Save As” on the standard toolbar
C. click “Save” in the file menu
D. click the save icon on the standard toolbar
E. press Ctrl + S on the keyboard
47. What is the keyboard shortcut for printing a table in Microsoft Access?
A. Ctrl + A
B. Ctrl + B
C. Ctrl + P
D. Ctrl + T
E. Ctrl + V
48. Which of the following technologies marked the emergence of fourth generation computers?
A. Capacitor B. Chip
C. Punch card D. Transistor
E. Vacuum tube
49. In binary number system, ……… bits equals one word.
A. eight B. four
C. sixteen D. sixty four
E. thirty two
50. Convert 271 to binary number
A. 100001112 B. 1000011112
C. 1001101112 D. 10000011112
E. 110001111112
51. Which of the following components determines the speed of a computer system?
A. Hard disk
B. Motherboard
C. Operating system
D. Random Access Memory
E. Read Only Memory
52. A typical computer hardware is made up of units
A. arithmetic and central processing
B. central processing and control
C. control and processing
D. peripheral and control
E. system and peripheral
53. Which of the following is the correct order of how a computer works?
A. Input → Output → Process → Storage
B. Input → Process → Output → Storage
C. Output → Storage → Process → Input
D. Process → Output → Storage → Input
E. Storage → Input → Process → Output
54. Which of the following devices converts analogue to digital signals and vice versa?
A. Analyzer B. Bluetooth
C. Compiler D. Infrared
E. Modem
55. The device that detects characters written with pencil on paper is Optical Reader
A. Magnetic B. Mark
C. Modern D. Monitor
E. Mouse
56. Which of the following programs is specifically developed for the purpose of doing harm to computers?
A. Antivirus B. Compiler
C. Google Chrome D. Malware
E. Mozilla Firefox
57. Formulas in Microsoft Excel must always begin with symbol
A. = B. +
C. * D. **
E. <>
58. The science that attempts to create computers and softwares with human capabilities is intelligence
A. artificial B. nanotechnology
C. natural D. scientific
E. simulation
59. Analysing data and choosing softwares for an organisation is the responsibility of a
A. computer engineer
B. computer operator
C. database administrator
D. software developer
E. system analyst
60. 1024 bytes is equivalent to ……. kilobytes
A. 0.124 B. 1.024
C. 1.240 D. 10.240
E. 102.400
Basic Science and Technology (Paper 4): TECHNICAL DRAWING
INSTRUCTION:
(i) Answer all questions
(ii) Use the necessary drawing instruments and materials
(iii) All dimensions are in millimeters (mm).
(iv) Marks will be awarded for good draughtmanship
(v) Show all the construction lines
1(a) On the sheet provided, draw the borderlines and a title block with the following information:
(i) Your name
(ii) School name
(iii) Examination number
(iv) Scale used
(v) Date
(b) (i) Draw line AB = 120 mm and construct an angle of 30° at point A.
(ii) Draw an equilateral triangle ABC of sides 60 mm At C, draw line CD perpendicular to AB and measure the length CD.
Answers to JSS 3 NECO BECE 2025 Questions and Answers Basic Science and Technology
Answers to PAPER I
The following table gives the correct answers to the objective questions in Paper I of JSS3 NECO BECE 2025 for Basic Science and Health Education. If you are using a mobile device, hold the table and scroll to the right or left for a complete view. Remember to use the comments section if you need further clarification of any question.
| Q.No | Ans | Q.No | Ans | Q.No | Ans | Q.No | Ans | Q.No | Ans |
|---|---|---|---|---|---|---|---|---|---|
| 1 | D | 13 | D | 25 | C | 37 | A | 49 | D |
| 2 | A | 14 | C | 26 | E | 38 | B | 50 | C |
| 3 | B | 15 | B | 27 | E | 39 | E | 51 | B |
| 4 | A | 16 | B | 28 | C | 40 | E | 52 | D |
| 5 | E | 17 | C | 29 | A | 41 | A | 53 | B |
| 6 | B | 18 | C | 30 | E | 42 | A | 54 | E |
| 7 | E | 19 | D | 31 | B | 43 | D | 55 | D |
| 8 | E | 20 | D | 32 | B | 44 | D | 56 | E |
| 9 | C | 21 | C | 33 | B | 45 | E | 57 | E |
| 10 | E | 22 | E | 34 | B | 46 | B | 58 | E |
| 11 | B | 23 | D | 35 | A | 47 | C | 59 | E |
| 12 | A | 24 | C | 36 | B | 48 | A | 60 | D |
Answers to PAPER II
The following table gives the correct answers to the objective questions in Paper II of JSS3 NECO BECE 2025 for Basic Technology and Computer Studies. If you are using a mobile device, hold the table and scroll to the right or left for a complete view. Remember to use the comments section if you need further clarification of any question.
Answers to Basic Technology (1–30)
| Q.No | Ans | Q.No | Ans | Q.No | Ans | Q.No | Ans | Q.No | Ans |
|---|---|---|---|---|---|---|---|---|---|
| 1 | D | 2 | B | 3 | C | 4 | C | 5 | D |
| 6 | D | 7 | A | 8 | E | 9 | D | 10 | A |
| 11 | D | 12 | D | 13 | D | 14 | B | 15 | E |
| 16 | C | 17 | E | 18 | E | 19 | B | 20 | A |
| 21 | D | 22 | A | 23 | C | 24 | A | 25 | E |
| 26 | D | 27 | D | 28 | A | 29 | D | 30 | E |
Answers to Computer Studies (31–60)
| Q.No | Ans | Q.No | Ans | Q.No | Ans | Q.No | Ans | Q.No | Ans |
|---|---|---|---|---|---|---|---|---|---|
| 31 | D | 32 | C | 33 | C | 34 | E | 35 | C |
| 36 | D | 37 | C | 38 | D | 39 | C | 40 | B |
| 41 | B | 42 | E | 43 | B | 44 | A | 45 | A |
| 46 | A | 47 | C | 48 | B | 49 | A | 50 | B |
| 51 | D | 52 | E | 53 | B | 54 | E | 55 | B |
| 56 | D | 57 | A | 58 | A | 59 | E | 60 | B |
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