Topic: Food Energy and Respiration Subtopic: Introduction
What is bronchiole?
Answer: Each bronchus splits up into smaller bronchioles. Bronchioles are so small that they can't be seen by a naked eye.
- What is meant by word extinct?
- Why is reproduction important?
- From where does roots take up oxygen?
- What is mechanical process in digestion?
- What are red blood cells made up of?
- What is meant by aerobic?