Basic Tech. 3rd C.A. for Grade 8
  • 1. All the following are part of circles except -------
A) Diameter
B) Chord
C) Sector
D) Radius
E) Base
  • 2. How many size has a heptagon?
A) 8
B) 5
C) 12
D) 7
E) 9
  • 3. All the following are examples of quadrilaterals except -------
A) Rectangle
B) Square
C) Triangle
D) Parallelogram
  • 4. An equilateral triangle has ---------
A) Two equal angles
B) Three equal angles
C) No equal sides
D) Three equal sides
E) Two equal sides
  • 5. A quadrilateral with four equal sides and equal opposite angles which are not at a right angle is ----------
A) Rhombus
B) Kite
C) Triangle
D) Rectangle
E) Square
  • 6. Which of the following is not an example of a plane figure?
A) Triangle
B) Cube
C) Circle
D) Square
E) Parallelogram
  • 7. Which of the following is used to calculate the area of a parallelogram?
A) ½ base x height
B) Base x base
C) Length x breadth
D) Base x height
  • 8. The area of a rectangle can be determined using ---------
A) Base x base
B) Length x breadth
C) Length x length
D) Base x height
  • 9. Woodwork machines can be maintained in all of the following ways except ______
A) Replacing worn parts
B) Lubrication
C) Cleaning
D) Washing with water
  • 10. _____ can be defined as a space between two intersecting lines.
A) Space
B) Line
C) Triangle
D) Angle
  • 11. ______ angle is less than 90°
A) Complementary
B) Supplementary
C) Right angle
D) Obtuse
E) Acute angle
  • 12. ------ angle occurs when the sum of two angles placed side by side makes 90°
A) Scalene
B) Obtuse
C) Acute
D) Complementary
E) Supplementary
  • 13. _______ occurs when the sum of two angles placed side by side makes 180°
A) Scalene
B) Complimentary
C) Iscoceles
D) Supplementary
E) Acute
  • 14. ------- is used for visible outlines and edges
A) Thin chain lines
B) Thin continue lines
C) Thick continuous line
D) Thin short dashes
E) Thick chain lines
  • 15. For the end of dimension lines, we use ---------
A) Thick chain line
B) Thin short dashes
C) Arrow heads
D) Think dash line
  • 16. -------- is used for hidden outline and edges
A) Arrow heads
B) Thin chain line
C) Thick chain line
D) Thin continuos wavy lines
E) Thin short dashes
  • 17. Most of the floor tiles in various houses are made from -------
A) Metals
B) Wood
C) Ceramics
D) Cement
E) Brass
  • 18. Vehicle tyres are made from ------
A) Plastics
B) Mild steel
C) Rubber
D) Plastic pauper ball
E) Bronze
  • 19. All the following are useful in rescue operations except
A) Fire extinguishers
B) Earphones
C) Ropes
D) Torch
  • 20. In rescuing victims of collapsed buildings, all of the following are important except --------
A) Slippers
B) Diggers
C) Hand gloves
D) Shovels
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