Introductory Technology Examination Questions For Junior Secondary Students (JSS) In Nigeria

 Introductory Technology Examination Questions For Junior Secondary Students (JSS) In Nigeria


Subject:      Introductory Technology  
Class:          JSS 2

1.      Which of he following lines is used for visible outlines and edges? 
   (a)    continous thick line     (b) continous thin line    (c)  short dashes
  (d)  short zig-zag 
2.     Find the exterior angle of an octagon  (a)   36 O (b)   40 O   (c)   45O (d)  90O   
3.     Which of the following is not true is rectangle?
(a)     All sides are equal 
(b)   Diagonals are equal
(c)  Diagonals meet at 90
(d)   Opposite sides are equal
4.      The region between a chord and the circumference is called  ____ 
(a)     Diameter    (b)   radius    ( segment c)   (d)  semicircles

5.       A polygon with seven sides and angles is ______
(a)    Hexagon    (b)    heptagon     (c)   Octagon    (d)  nonagon
6.      The opening in the wall that allows air and light into a building is called ______   (a)    roof   (b)  door    (c)  floor    (d)  window
7.      The structure that covers or forms the top of a building is the _______   (a)       ceiling   (b)    gable    (c)   roof    (d) ridge  (e)  lintel
8.      At what frequency does the PHCN commonly transmit?   (a) 50Hz    (b)  100hz  (c)   150Hz    (d)  300 Hz  (e)  350 Hz
9.      The foundation that is the best used for a small building in water-logged area is  _____   (a)   pillar    (b)  pile    (c)  pad   (d)strip  raft
10.                         Holding or bonding pieces of wood together is possible by the use of  ____   (a)  abrasive       (b)  adhensive    (c)  sanding     (d)emery cloth  (d)  mallet
11.                        The horizontal mass of concrete placed on window opening is called  ______   (a)   column     (b)  lintel    (c)  pier    (d)  pillar    (e) ridge
12.                         The main function of the clutch is to convert ____ motion of the engine to  ____ motion    (a)   linear , rotary      (b)   rotary, linear   (c)   straight, vertical    (d)vertical , circular
13.                         The cleaning device that collects dust particles from rug is know as    (a)     vacuum cleaner    (b)  vacuum pump   (c)   picking machine    (d)  e-cleaner  (e) dust removal
14.                          A gear with 10 teeth is driven by a gear with 50 teeth, the ration is driven by a gear with 50 teeth, the ration is __   (a)   9:2  (b) 2:1 (c) 10:5     (d)  5  :1  (e)   1:5
15.                          The method of laying blocks to ensure that no vertical joint occurs is     (a)   finishing   (b) rendering   (c)   bonding    (d)settling    (e) plastering
16.                         The diagram sketched below is  _____  saw 
 (a)     Bow   (b)  dovetail     (c)  coping    (d)  fret   (e)  tenon

17.                          Cables are important to   (a)   bricklayers      (b)  electrician  (c)   metal workers    (d)  plumber    (e)   wood workers
18.                          The main purpose of a  machine is to ____ production    (a)  improve   (b)    reduce    (c)    increase cost of    (d)   slow down      (e)  level up
19.                         The law that explain  that energy cannot be destroyed but it can only be changed from one form to another is  _______ 
  (a)     Newtons’s  law      (b)    Ohm’s  law       (c)    amphere’s law    
  (d)    Law of conservation  of energy (e)     Law of energy consumption
20.                           In the diagram below the circle is ______  in the triangle 

(a)     Circum scribed    (b) ascribed     (c)    escribed   (d) inscribed    (e)  triangle circle


1a.   what is polygon?
  b.   wht is complementary angle ?
  c.   What is supplementary angle?

2a.   What is a scraper?
  b.   Mention 3 types of scraper
  c.   What is driving tool?

3a.  List five (5)  classes of metal work hand tools and give 3 three examples of each

4a.     Calculate the sum of interior and exterior angles of pentagon and decagon.

Class:  JSS 1

1.        The device in a motor vehicle’s windscreen which cleans it off during raining season is  called _________  (a)  viper   (b)  wiper    (c)  cleaner    (d)  duster
2.     The tolls used for making holes in work piece are called   _____  (a) implelling    (b)   boring    (c)  driving     (d)  machine
3.      The instrument used for drawing various geometrical shapes is known as      
      (a)  template   (b)  protractor    (c)  set square    
4.      The tool used by the black smith for holding hot metals are called  (a) pliers    (b)  scissors    (c)  smis    (d)   tongs
5.      The appropriate instrument for transferring measurements in drawing is _____  (a)    a pair of  compass    (b)     a pair of dividers      (c) a protractor        (d)    scale rule
6.       Steps in shape development include all the following except    (a)  mark out   (b)    cut  out      (c)    folding      (d)    twisting 
7.     The ability of a metal to withstand being hammered without cracking is  ______  (a)     brittleness    (b)  conductivity      (c) ductility    (d)  malleability    (e)  toughness

The sketch below is a typical  _____ tool
  (a)  marking    (b)  cutting      (c) driving     (d)  measuring     (e)  shaving


 9.   a gas lamp converts _____ to _____ energy.    (a)  chemical, electrical     (b)  chemical, light     (c)   mechanical, light      (d)   chemical, heat   (e)  heat to light
10.   Which of the following is Not an object of fitting and fixing components  (a)     Bolts and nuts    (b)  Nail       (c)  screw     (d)  wedge  (e)  hings
11.   Which of the following is not a method of food preservation?    (a)  Drying  (b)   frying    (c)  salting     (d)  separation   (e)  smoking  
12.   the following are building services except    (a) Electricity supply    (b)  Painting      (c)  roads     (d)   severage   (d)  water supply
13.   All of these are GSM network providers in Nigeria except    (a)    Airtel   (b)     DSTV    (c)    MTN      (d)  Etisalat   (e)  Glo
14.   The angles are said to be supplementary when the total sum is   (a)  60O   (b)        90 O (c)   120 O     (d)    180 O (e)    360O
15.  The drawing instrument used for measuring angles is   ______  (a)  compass  (b)  divider      (c)  protractor    (d) set square  (e)  t-square
16.   There are two forms of mechanical energy   (a)  The kinetic and the potential energy     (b)  The kinetic and the light energy    (c)   the nuclear and kinetic energy     (d) the sound and chemical energy
17. The unity of energy is  _______   (a)   kj (kilojoules)     (b)   km (kilometer )     (c)    watts     (d)  ampere   (e)   Ohm’s
18.   _____ is a renewable  source of heat energy and light energy   (a)   sun   (b) wind   (c)   water   (d)fuels  flies
19  The oil extracted from the well is known as    (a) crude oil    (b)  petrol  (c)  diesel    (d)  kerosene  (e)  gas
 A bullet of mass 100 kg is fired vertical upward at a height  8 metres above the ground level with a velocity of 4mls.
 Calculate       (i)  The kinetic energy of the bullet given   g =  1om/s    (a)   0. 8 kj    (b)  0.7 kg     (c)  0.8 k    (d)  0.8 kl    (e)  0.7k

 Theory part

1.       (a)  Define energy>  State its unit measurement
(b) State  3 forms of energy

2.     (a)  What is renewable sources of energy
(b)   Give 4 example of renewable source of energy

3.      Define crude oil and list 3 products  that can be extracted from crude oil.

4.     State the 3 types of clamps and draw each

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