A dog can tell another dog has entered its area by the smell of its:
- Urine
- Udder
- Uvula
- Ulcer
Show answer and solution
Correct answer: A. Urine
1. Dogs mark out their own area on the road.
2. They can make out if another dog has come in by the smell of its urine.
3. So the correct answer is urine.
_Source: syllabus Environmental Studies, 'Looking Around', Ch 1 'Super Senses'_