Odd One Out: Optics Devices (ISC 12)

Exercise and reference answers

Questions

1. Items

   1. Resistor
   2. Convex lens
   3. Concave lens
   4. Plane mirror

   Odd item

   Resistor

2. Items

   1. Microscope
   2. Galvanometer
   3. Telescope
   4. Magnifying glass

   Odd item

   Galvanometer

3. Items

   1. Reflection
   2. Refraction
   3. Electrolysis
   4. Diffraction

   Odd item

   Electrolysis

4. Items

   1. Red
   2. Green
   3. Violet
   4. Sound

   Odd item

   Sound

Instructions

Tap the item that does not belong.