Question

Dog traces the path of other dogs with the help of

• A. Sound
• B. Smell
• C. Colour
• D. None of the above

Answer 1

The correct option is B Smell

• Dogs use their sense of smell, to find and follow a track. Dogs have a highly sensitive olfactory system superior to humans.
• Dogs communicate using pheromones. They sniff each other to collect this chemical information, and many of the chemicals are also released in their urine. Thus traces the path of other dogs with the help of smell.
  
• Hence Dog traces the path of other dogs with the help of smell.
• So, the correct answer is 'Smell'.